| "A good and godly exercise" : singing the word in Irish dissent, 1660-1701 | Gillespie, Raymond | Article in Book | Four Courts Press | 1998 |
| "A little man in a great war" : Patrick Macgill and the London Irish Rifles | Taylor, David | Article in Book | Sutton | 1998 |
| "and his voice swelled like a terrible thunderstorm ..." : music as symbolic sound in medieval Irish society | Buckley, Ann | Article in Book | Irish Academic Press | 1995 |
| "Blessed with the holy Father's entertainment" : Roman ceremonial music as experienced by the Irish earls in Rome, 1608 | O'Regan, Noel | Article in Book | | 1993 |
| "Disappearing landscapes": archaeology and the Irish landscape - an aerial view | Barrett, Gillian | Article in Journal | | 1995 |
| "Found on the battlefield of Moyture". A note on a polished stone axehead from Co. Sligo and its mythological associations | Gilligan, Donna | Article in Journal | | 2016 |
| "Going to jail for boating" : Fr. Laurence Gilligan and the land war in west Clare | MacMahon, Michael | Article in Journal | | 2002 |
| "Les Irlandais attendent avec une légère impatience": Paris et la demande d'adhésion de Dublin à la CEE, 1961-1973 | Gillissen, Christophe | Article in Journal | | 2011 |
| "Les Irlandais attendent avec une légère impatience": Paris et la demande d'adhésion de Dublin à la CEE, 1961-1973 | Gillissen, Christophe | Article in Journal | | 2012 |
| "Let there be light" : ... so it came to pass | Gill, SeanGilligan, Billy | Article in Journal | | 1998 |
| "Our people" : the Church of Ireland and the culture of community in Dublin since disestablishment | Maguire, Martin | Article in Book | | 2002 |
| "Slaughtered like wild beasts" : massacre at Castlepollard fair, 1831 | Connell, Paul | Article in Book | Four Courts Press | 2001 |
| "Some recollection of me when I am gone" : Franks and the early medieval archaeology of Britain and Ireland | Caygill, Marjorie Lancaster | Article in Book | British Museum | 1997 |
| "Spirit, impartiality and independence" : The Northern Star, 1792-1797 | O'Brien, Gillian | Article in Journal | | 1998 |
| "Sturdy Catholic emigrants" : the Irish in early Victorian Birmingham | Chinn, Carl | Article in Book | Four Courts Press | 1999 |
| "That part that laws or kings can cause or cure" : crown prosecution and jury trial at Longford assizes, 1830-45 | McCabe, Desmond | Article in Book | NA | 1991 |
| "The advance on the north" : the difficulties of the Home Rule movement in south-east Ulster, 1870-1883 | Moran, Gerard | Article in Book | Queen's University Belfast | 1989 |
| "The Italians are Coming" : Opera in Mid-Victorian Dublin | Rodmell, Paul | Article in Book | Ashgate | 2006 |
| "The Last of the Mohicans?" The IRA’s "Operation Harvest" in an International Context | Rekawek, Kacper | Article in Book | Routledge | 2017 |
| "The minstrel boy to the war has gone" : rifleman 3008, Patrick MacGill and a soldier's experience of the First World War | Taylor, David | Article in Book | Sutton | 1999 |
| "These people never seem to lose their charm": Calum Iain Maclean in Clonmel | Wiseman, Andrew | Article in Journal | | 2012 |
| "Typical slime by Joe McCarthy" : Ralph McGill and anti-McCarthyism in the south | Miller, Karen S. | Article in Journal | | 1996 |
| "Us" and "Them": Ulster Loyalist perspectives on the IRA and Irish Republicanism | McAuley, James W. ; Ferguson, Neil | Article in Book | Routledge | 2017 |
| "When I was a lad ... " 1945-90 | Tempany, Maurice | Article in Book | | 1990 |
| "Whence the origin of the Gaels?": Remembering the past in Irish pseudohistorical poems | Ritari, Katja | Article in Journal | | 2017 |
| '....... like a tree planted' | O'Donoghue, R. | Monograph or Collective Volume | Gill | 1967 |
| '...the air of a place of importance' : aspects of nineteenth-century Galway | Ó Tuathaigh, M. A. G. (Gearóid) | Article in Book | Gill & Macmillan | 1984 |
| 'A certain Irish lover of well-bound books' : Sir Edward Sullivan Bart. 1852-1928 | Bowe, Nicola Gordon | Article in Book | Woodfield | 2006 |
| 'A diabolical murder' : Clan na Gael, Chicago and the murder of Dr Cronin | O'Brien, Gillian | Article in Journal | | 2015 |
| 'A favourite study' : building the King's Inn | McCarthy, Patricia | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| 'A good painter may get good bread' : Thomas Pooley and Garret Morphey, two gentlemen painters | Fenlon, Jane | Article in Book | Four Courts Press | 2012 |
| 'A Monotonous Hell' : space, violence and the city in the 1930s films of Liam O'Flaherty | Gilligan, Paula | Article in Journal | | 2007 |
| 'A republican who wants to further women's rights' : women, provisional Republicanism, feminism and conflict in Northern Ireland, 1972 - 98 | Power, Maria | Article in Book | Irish Academic Press | 2010 |
| 'A source of sad annoyance : the Irish and crime in South Wales, 1841-1881 | Summers, Veronica | Article in Book | | 2011 |
| 'A tender flower ... to be carefully nourished' : the Northern Ireland Women's Peace Movement, gender order, state security and the Cold War, 1970-76 | Hammond-Callaghan, Marie | Article in Book | Irish Academic Press | 2010 |
| 'A various country' : essays in Mayo history, 1500-1900 | | Monograph or Collective Volume | Foilseacháin Náisiúnta Teo (FNT) | 1987 |
| 'A veritable hurricane of sectarianism' : The year 1920 and ethno-religious conflict in Australia | Kildea, Jeff | Article in Book | McGill-Queen's University Press | 2015 |
| 'An honour to the nation' : publishing John O'Donovan's edition of the Annals of the Four Masters 1848-56 | Cunningham, Bernadette | Article in Book | Woodfield | 2006 |
| 'An honourable station in respect of commerce, as well as constitutional liberty' : retailing, consumption and economic nationalism in Dublin, 1720-85 | Foster, Sarah | Article in Book | Four Courts Press | 2008 |
| 'And all her ghosts that walk': commemorating the past in Dublin's future | O'Brien, Gillian | Article in Book | Four Courts Press | 2012 |
| 'And be hanged by the neck until you are dead' : introduction | Gillespie, Raymond | Article in Book | Mercier Press | 2005 |
| 'As the snake it sheds its skin' - or how the Irish national ideal of the Irish national theatre was abandoned in favour of a corporate trademark, (1902-1906) | Vandevelde, Karen | Article in Book | Four Courts | 2001 |
| 'Beauties and defects' : Maria Edgeworth's representations of Georgian Dublin | Murphy, Sharon | Article in Book | Four Courts Press | 2008 |
| 'Blood on the walls' : gender, history and writing the Armagh women | McAuliffe, Mary ; Hale, Laura | Article in Book | Irish Academic Press | 2010 |
| 'By no means relished by the gentlemen of the bar' : King's Inns moves to Constitution Hill | Kenny, Colum | Article in Book | Four Courts Press | 2008 |
| 'Filthy little girls' : controlling women in public spaces in Northern Ireland during the Second World War | McCormick, Leanne | Article in Book | Irish Academic Press | 2010 |
| 'Friendships formed in early youth' : the Castleknock College Union | O'Donoghue, Patrick | Article in Book | Gill & Macmillan | 1996 |
| 'Give' and 'take': Luke Gardiner and the making of the north city | Kelly, Merlo | Article in Book | | 2012 |
| 'God help them, what is going to become of them?' : famine emigration from Ulster | Parkhill, Trevor | Article in Book | | 2001 |
| 'God sent me here to raise a society' : Irishness, Protestantism and colonial identity in New South Wales | Hall, Dianne | Article in Book | | 2015 |
| 'Grand metropolis' or 'the anus of the world'? The cultural life of eighteenth-century Dublin | Barnard, T. C. (Toby Christopher) | Article in Book | Oxford University Press for the British Academy | 2001 |
| 'Hurrah for old Ireland!' : Irish Catholicism at the Cape of Good Hope | Barr, Colin | Article in Book | | 2015 |
| 'I am building a house': Nano Nagle's Georgian convents | Castle, JessieO'Brien, Gillian | Article in Journal | | 2016 |
| 'If no one wanted to remember' : Margaret Kelly and the lost battalion | Randolph, Jody Allen | Article in Book | | 2016 |
| 'Ireland over all': the story of Sean Treacy | Gillis, Elizabeth | Monograph or Collective Volume | The Wild Apple Press | 2009 |
| 'Ireland sober, Ireland free' : drink and temperance in nineteenth-century Ireland | Malcolm, E. | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| 'Irish Examiner' 100 years of news | | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| 'Irish wine' : the import of claret from Bordeaux to provincial Ireland in the eighteenth century | Legg, Marie-Louise | Article in Book | | 2012 |
| 'Mindful of her St. Columbas and Gaels ': Ireland, empire and Australian Anglicanism, 1788-1850 | Gladwin, Michael | Article in Book | | 2015 |
| 'One glimpse of Ireland' : the manuscript of Fr Nicolás (Fearghal Dubh) Ó Gadhra, OSA | Ó Macháin, Pádraig | Article in Book | | 2013 |
| 'Pen and inkhorn officers' : the Irish civil service in the seventeenth century | Gillespie, Raymond | Article in Journal | | 1989 |
| 'Persecution' in seventeenth-century Irish | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 1987 |
| 'Put them out' : parties and elections, 1948-69 | Murphy, John A. | Article in Book | | 1979 |
| 'Some measure of vocation': publishing in Ireland, 1939-69 | Doherty, GabrielDoherty, Gillian M. | Article in Book | | 2011 |
| 'Spirit, impartiality and independence': the Northern Star, 1792-1797 | O'Brien, Gillian Pauline Mary | Thesis | | 1998 |
| 'The appearance of a continued city' : Dublin's Georgian suburbia | O'Kane, Finola | Article in Book | | 2008 |
| 'The great enchantment' : uses and abuses of modern Irish history | Fanning, Ronan | Article in Book | | 1986 |
| 'The most expensive literary publication ever printed in Ireland' : James Moore and the publication of Encyclopaedia Britannica in Ireland, 1790-1800 | Archbold, Johanna | Article in Book | | 2008 |
| 'The passion of particularity' : Magill, 1977-90 | Rafter, Kevin | Article in Book | | 2014 |
| 'They kept the home fires burning' : the story of turf production on the Kildare-Offaly bogs in the 1940s-1950s | Gill-Cummins, Maureen | Article in Journal | | 2003 |
| 'They proved their worth' : forgotten women in the revolution | Gillis, Elizabeth | Article in Book | | 2015 |
| 'To make good butter and to look after poultry' : the impact of the Second World War on the lives of rural women in Northern Ireland | O'Kane, Clare | Article in Book | | 2010 |
| 'Unbaked urns of rudely shape' : essays on British and Irish pottery for Ian Longworth | | Monograph or Collective Volume | Oxbow Books | 1995 |
| 'We know neither Catholics nor Protestants nor free-thinkers here' : ethnicity, religion and the Chicago public schools, 1837-94 | Cowan, Mimi | Article in Book | | 2015 |
| 'What can possess you to go to Ireland?' : visitors' perceptions of Dublin, 1800-30 | O'Brien, Gillian | Article in Book | | 2008 |
| 'What ish my nation?' : themes in Irish history 1550-1850 | Bartlett, Thomas | Article in Book | | 1988 |
| 'Zeal for God and for souls' : Counter-Reformation preaching in early seventeenth-century Ireland | Cunningham, Bernadette | Article in Book | Four Courts Press | 2001 |
| 100 years of Irish Republican violence | Morrison, John F. ; Gill, Paul | Article in Journal | | 2016 |
| 100 Years of Irish Republican Violence: 1916-2016 | | Monograph or Collective Volume | Routledge | 2017 |
| 101 Irish lives | Chambers, John | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| 1690 and the McNeills of Clare Castle | McGill, D. J. | Article in Journal | | 2002 |
| 1847 : a chronicle of genius, generosity and savagery | Bunbury, Turtle | Monograph or Collective Volume | Gill | 2016 |
| 1922 : the birth of Irish democracy | Garvin, Tom | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| 1922-2004 [A Church of Ireland bibliography] | Crawford, John, 1953-2011Gillespie, Raymond | Article in Book | | 2005 |
| 1969: how the crisis unfolded | Gillespie, Gordon | Article in Journal | | 2009 |
| 50 Works of Irish art you need to know | Bhreathnach-Lynch, Síghle | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| A 'crust to share with you': the rhetoric of the Ladies' Land League's British campaign, 1881-2 | Urquhart, Diane | Article in Book | University College Dublin | 2016 |
| A 1589 deed between McGilleragh and the earl of Thomond for Cragbrien | McInerney, Luke | Article in Journal | | 2016 |
| A bad day at Magill's ford : the battle of Gelford | McElroy, D. E. | Article in Journal | | 1992 |
| A bad day at Magill's Ford. The Battle of Gilford | McElroy, D.E. | Article in Journal | | 2000 |
| A border born or created? Recent histories of the partition of Ireland [Review article] | Magennis, Eoin | Article in Journal | | 2021 |
| A Carnival of learning: essays to honour George Cunningham and his 50 conferences on medieval Ireland in the Cistercian Abbey of Mount St Joseph, Roscrea, 1987-2012 | | Monograph or Collective Volume | Cistercian | 2012 |
| A Casino hidden in plain sight | Gilligan, Jack | Article in Journal | | 2018 |
| A celebration of William Orpen | | Article in Journal | | 2019 |
| A century of decline | Cosgrove, Art | Article in Book | | 1973 |
| A century of science in the I.E.R : Monsignor Molloy and Father Gill | McLaughlin, Patrick J. | Article in Journal | | 1964 |
| A changing society : Ireland since the 1960s | Boylan, Thomas A.Curtin, ChrisLaver, Michael | Article in Book | | 1988 |
| A city in civil war : Dublin, 1921-4 | Yeates, Pádraig | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| A city in turmoil : Dublin, 1919-1921 | Yeates, Pádraig | Monograph or Collective Volume | Gill & Macmillan | 2012 |
| A city in wartime : Dublin 1914-18 | Yeates, Pádraig | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| A colossus of roads : the Iron Age archaeology of Ireland's peatlands | McDermot, ConorMoore, CaitrionaMurray, CaraPlunkett, GillStanley, Michael | Article in Book | | 2009 |
| A comparative view of the Irish in Edinburgh in the 19th century | Aspinwall, BernardMcCaffrey, John F. | Article in Book | | 1985 |
| A comparison of the experiences of Dublin city and Limerick city during the cholera epidemic of 1832 | Mangan, Michelle | Article in Book | | 2008 |
| A contribution to the social and linguistic history of Rannafast | MacGill-Fhinnein, Gordon | Article in Journal | | 1984 |
| A conundrum of Irish diasporic identity : mutative ethnicity | O'Day, Alan | Article in Book | | 2011 |
| A cross-shaft at Coosheen, Schull | Boazman, Gillian | Article in Journal | | 2017 |
| A curious crock: a copper alloy vessel from a possible coin hoard discovered at Sheemore Hill, County Leitrim | Gilligan, Donna | Article in Journal | | 2016 |
| A curious middle place : the Irish in Britain, 1871-1921 | Fitzpatrick, David | Article in Book | | 1989 |
| A dictionary of Hiberno-English | Dolan, T. P. (Terence Patrick) | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| A Dictionary of Hiberno-English | Dolan, T. P. (Terence Patrick) | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| A dictionary of Irish biography | Boylan, Henry | Monograph or Collective Volume | Gill & Macmillan | 1978 |
| A dictionary of Irish biography | Boylan, Henry | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| A dictionary of Irish biography | | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| A dictionary of Irish history since 1800 | Doherty, J. E.Hickey, D. J. | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| A documented history of Ballycastle under the McNeills, 1603-1690 | McGill, D. J. | Article in Journal | | 2001 |
| A Dublin anthology | Bennett, Douglas | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| A Fleet Street perspective | Aitken, Ian | Article in Book | | 1986 |
| A gentleman's estate should be a moral school : Edgeworthstown in fact and fiction, 1760-1840 | Dunne, Tom, 1939- | Article in Book | | 1991 |
| A Glendalough bishop in Germany? The Four Masters and the three Gilla na Náems | Ó Riain, Diarmuid | Article in Book | | 2011 |
| A glossary of Irish slang and unconventional language | Ó Muirithe, Diarmaid | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| A historical anthology of Irish church music | | Monograph or Collective Volume | Four Courts | 1999 |
| A history of county Clare | Spellissy, Sean | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| A history of County Derry | McMahon, Sean | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| A history of County Kildare | O'Farrell, Padraic | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| A history of county Wicklow | Flynn, Arthur | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| A history of Craig Gardner & Co. : the first 100 years | Farmar, Tony | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| A history of Gaelic football | Mahon, Jack | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| A history of hurling | King, Seamus J. | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| A history of hurling | King, Seamus J. | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| A history of Ireland in 100 episodes : ancient, medieval and modern Ireland | Bardon, Jonathan, 1941- | Monograph or Collective Volume | Gill Books | 2020 |
| A history of Ireland in 250 episodes | Bardon, Jonathan, 1941- | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| A history of Irish Catholicism | | Monograph or Collective Volume | Gill | 1968 |
| A history of Irish steel | Hogan, Sarsfield | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| A history of Northern Ireland | Buckland, Patrick | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| A history of Northern Ireland, 1920-1996 | Hennessy, Thomas | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| A history of Northern Ireland, 1920-1996 | Hennessey, Thomas | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| A history of St. Peter's Church and graveyards, Ennisnag | Butler, GillianSheridan, Donal | Monograph or Collective Volume | [The authors] | 1999 |
| A history of the diocese of Killaloe, Vol. 1 | Gleeson, Dermot F.Gwynn, Aubrey | Monograph or Collective Volume | Gill | 1962 |
| A history of the Dublin University Press, 1734-1976 | Kinane, Vincent | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| A history of the port of Dublin | Gilligan, G. A. | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| A household account from County Roscommon, 1733-4 | Gacquin, William | Article in Book | | 2001 |
| A Huguenot in late seventeenth-century Dublin: the world of David Cossart and his family | Gillespie, Raymond | Article in Journal | | 2018 |
| A hundred years a-growing : a history of the Irish Girl Guides | Finan, Gillian | Monograph or Collective Volume | Liberties Press | 2010 |
| A letter from Major John Butler to Lt. Col. Bolton, dated Laruvanack 8th July 1778 | Butler, JohnGillott, Thelma | Article in Journal | | 1987 |
| A life in the wild | De Buitléar, Éamon | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| A literary difficulty in explaining Ireland : Tom Moore and Captain Rock, 1824 | O'Sullivan, Patrick | Article in Book | | 1989 |
| A Little Light on Lorenzo Bocchi : An Italian in Edinburgh and Dublin | Holman, Peter, 1946- | Article in Book | | 2007 |
| A lordly life : Maghnus Ó Domhnaill and Colum Cille | Cunningham, Bernadette ; Gillespie, Raymond | Article in Book | | 2025 |
| A lovely wilderness of grass : the graziers of rural Meath before the Great War | Gilligan, Jim | Article in Book | | 2015 |
| A manor court in seventeenth-century Ireland | Gillespie, Raymond | Article in Journal | | 1998 |
| A mirror to Kathleen's face : education in independent Ireland, 1922-60 | Akenson, Donald Harman | Monograph or Collective Volume | McGill-Queen's University Press | 1975 |
| A missing Dublin saint | Gillespie, Raymond | Article in Book | | 2010 |
| A Mullingar election of 1637 | Gillespie, Raymond | Article in Journal | | 2007 |
| A musical offering : essays in honour of Gerard Gillen | | Monograph or Collective Volume | Four Courts Press | 2018 |
| A new dictionary of Irish history from 1800 | Doherty, J. E.Hickey, D. J. | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| A new history of Ireland | Edwards, R. W. D. (Robert Walter Dudley) | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| A new history of Ireland, vol iii : bibliographical supplement | Clarke, AidanGillespie, RaymondMcGuire, James | Monograph or Collective Volume | Clarendon Press | 1991 |
| A new lease on life : landlords, tenants, and immigrants in Ireland and Canada | Wilson, Catharine Anne | Monograph or Collective Volume | McGill-Queen's University Press | 1994 |
| A northern view of the agreement | White, Barry | Article in Book | | 1986 |
| A note on the Brehon law tracts of procedure and status, 'Cóic Conara Fugill' and 'Uraicecht Becc' | Henry, P. L. (Patrick Leo) | Article in Journal | | 1997 |
| A note on the Brehon Law tracts of procedure and status, Cóic Conara Fugill and Uraicecht Becc | Henry, P. L. (Patrick Leo) | Article in Journal | | 1997 |
| A parish choir in times of reformation | Daly, Kieran | Article in Book | | 2018 |
| A peculiar and royal race : creating a Scotch-Irish identity, 1889-1901 | McKee, Matthew | Article in Book | | 2001 |
| A performance of consensus? The coronation visit of Elizabeth II to Northern Ireland, 1953 | McIntosh, Gillian | Article in Journal | | 2002 |
| A performance of consensus? the coronation visit of Elizabeth II to Northern Ireland, 1953 | McIntosh, Gillian | Article in Journal | | 2002 |
| A perspective from the ranks | Gilligan, Leona | Article in Journal | | 2014 |
| A perspective on Ireland | O'Neill, Thomas Patrick | Article in Book | | 1986 |
| A Pilgrimage of Privilege - 6th July 2014, a walk through history on the Caslan Hills, Strokestown, Co. Roscommon | Gillooly (née Bowens), Mary | Article in Journal | | 2019 |
| A Pocket Guide to Newgrange and the Boyne Valley | Biggs, Fiona | Monograph or Collective Volume | Gills Books | 2021 |
| A Pocket Guide to the Wild Atlantic Way: Ireland's Amazing Coastal Trail | Potter, Tony | Monograph or Collective Volume | Gill Books | 2020 |
| A Pocket History of Kilmainham Gael | Potter, Tony | Monograph or Collective Volume | Gill Books | 20 |
| A Pocket History of Kilmainham Gaol | Killeen, Richard | Monograph or Collective Volume | Gill Books | 2021 |
| A pocket history of the 1916 rising : the story of Ireland's Independence | Gallagher, Tara | Monograph or Collective Volume | Gill Books | 2015 |
| A pocket history of the Irish famine | Biggs, Fiona | Monograph or Collective Volume | Gill Books | 2018 |
| A poem on the downfall of the Gaoidhil | | Article in Journal | | 1969 |
| A portrait of Dublin in maps | De Buitléir, Muiris | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| A question of survival : the O'Farrells and Longford in the seventeenth century | Gillespie, Raymond | Article in Book | | 1991 |
| A regional perspective : the famine Irish in south Wales | O'Leary, Paul | Article in Book | | 1999 |
| A religious poem ascribed to Muiredhach Ó Dálaigh | | Article in Journal | | 1979 |
| A religious poem ascribed to Muiredhach Ó Dálaigh | Gillies, WilliamÓ Dálaigh, Muiredhach | Article in Journal | | 1980 |
| A reply [to 'Migration and opportunity' by R. Gillespie] | Canny, Nicholas P. | Article in Journal | | 1986 |
| A runaway romance : Sydney, 1848 | Lindsey, Kiera | Article in Book | | 2019 |
| A school for church music in Ireland : the evidence of Irish periodical literature | O'Donovan, Ite | Article in Book | | 2018 |
| A school of art in Dublin since the 18th century : a history of the National College of Art and Design | Turpin, John | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| A Scramble for Ireland: Cromwell and the Land Settlement | Cunningham, John, 1984- | Article in Book | NA | 2021 |
| A seal of an Irish regiment in the service of the King of France | Williams, N. J. A. | Article in Journal | | 1992 |
| A seal of Stongbow in the Huntington library | Wagner, Anthony Richard, Sir | Article in Journal | | 1941 |
| A seat behind the coachman : travellers in Ireland, 1800-1900 | Ó Muirithe, Diarmaid | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| A second tidal wave? The historiography of English colonization of Ireland, Scotland and Wales in the 12th and 13th centuries | Gillingham, John | Article in Book | | 2002 |
| A sentence to sail : the transportation of Irish convicts and vagrants to Colonial America in the eighteenth century | Fitzgerald, Patrick | Article in Book | | 2001 |
| A seventeenth century lease in Co. Roscommon | Anonymous | Article in Journal | | 1994 |
| A seventeenth-century Hiberno-Breton hagiological exchange | Dumville, David N. | Article in Book | | 1991 |
| A short history of Dublin | Killeen, Richard | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| A short history of Ireland | Killeen, Richard | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| A short history of Ireland | Killeen, Richard | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| A short history of the clan McGillycuddy | MacGillycuddy, Rosemary Brownlow | Monograph or Collective Volume | MacGillycuddy Press | 1991 |
| A short history of the Irish Revolution, 1912 to 1927 | Killeen, Richard | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| A short history of the troubles | Gillespie, Gordon | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| A sixteenth-century saint's life: the second Irish life of St Maedoc | Gillespie, Raymond | Article in Journal | | 2004 |
| A social history of ancient Ireland | Joyce, Patrick Weston, 1827-1914 | Monograph or Collective Volume | Celtic Bookshop|Irish Genealogical Foundations | 1997 |
| A social history of tuberculosis in Belfastand its environs, 1850-1950 | Magill, Isabel | Thesis | | 1992 |
| A social history of women in Ireland, 1870-1970 | Owens, Rosemary Cullen | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| A streetscape named desire: long views through the emerging bourgeois city | Cohen, Jeffrey A. | Article in Book | | 2012 |
| A tale of two cities : communal strife in Glasgow and Liverpool before 1914 | Gallagher, Tom | Article in Book | | 1985 |
| A terrible beauty : an illustrated history of Irish battles | Lyons, DavidMarix Evans, Martin | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| A time to love? | Ó Murchú, Liam, 1929-2015 | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| A time to risk all : the incredible untold story of Mary Elmes, the Irish woman who saved children from Nazi concentration camps | Finn, Clodagh | Monograph or Collective Volume | Gill Books | 2017 |
| A timeline of Irish history | Killeen, Richard | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| A tragedy waiting to happen : the chaotic life of Brendan O'Donnell | Muggivan, J. J.Muggivan, Tony | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| A valiant Dublin woman : the story of George's Hill (1766-1940) | Savage, R. B. | Monograph or Collective Volume | Gill | 1940 |
| A Westminster perspective | Cash, William | Article in Book | | 1986 |
| A woman scorned : Theodosia, countess of Clanwilliam (1743-1817) | Malcomson, A. P. W. | Article in Journal | | 1999 |
| Above and below ground : traces of life and death in prehistoric Leitrim | Gilligan, Donna | Article in Book | | 2019 |
| Acts of "national communion" : the centenary celebrations for Catholic emancipation, the forerunner of the Eucharistic Congress | McIntosh, Gillian | Article in Book | | 1999 |
| Admiral Beechey and the Irish Mail | Gillman, Daniel | Article in Journal | | 2002 |
| Adolescence in Britain 1860-1960 | Springhall, John | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| AE and the Dublin lock-out | Nevin, Donal | Article in Book | | 1998 |
| Aerial photography and the study of early settlement structures in Ireland | Barrett, Gillian F. | Article in Journal | | 1980 |
| After the Flight : the plantation of Ulster | Gillespie, Raymond | Article in Journal | | 2007 |
| Against the tide | Browne, Noel | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Agnes Farrelly's politics and poetry, 1918-27 | Nic Congáil, Ríona | Article in Book | | 2016 |
| Agricultural development | Gillmor, Desmond A. | Article in Book | | 1989 |
| Áitainmneacha na Gaillimhe | Ó Máille, Tomás S. | Article in Book | | 1984 |
| Alasdair MacGilleMhicheil : fear-cruinneachaidh oran ri linn nan 1860an | Stiùbhart, Domhnall Uilleam | Article in Book | | 2010 |
| Albert H. McElroy : the radical minister 1915-1975 | Gillespie, Gordon | Monograph or Collective Volume | Albert Mcelroy Memorial Fund | 1985 |
| Alessandro Cellini (1830-88) and Catholic church music in Dublin : a preliminary assessment | Lawrence, Frank | Article in Book | | 2018 |
| All kinds of everything | Murray, KenScallon, Dana Rosemary | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| All the days of his life: Eddie Butcher in his own words. Songs stories and memories of Magilligan, Co. Derry | Shields, Hugh, 1929-2008 | Monograph or Collective Volume | Irish Traditional Music Archive | 2011 |
| Alternative historiographies of the Irish in Britain : a critique of the segregation/assimilation model | Hickman, Mary J. | Article in Book | | 1999 |
| American opinion and the Irish question, 1910-23 : a study in opinion and policy | Carroll, F. M. | Monograph or Collective Volume | Gill & Macmillan|St. Martin's Press | 1978 |
| An account of the Territorials in Northern Ireland, 1947-78 | Gailey, I. B.Gillespie, W. F.Hassett, Joseph M. | Monograph or Collective Volume | Territorial, Anciliary and Volunteer Reserve Association for Northern Ireland | 1979 |
| An age of modernization, 1598-1690 | Gillespie, Raymond | Article in Book | | 2009 |
| An analysis of the conflict in Northern Ireland | Hunter, John | Article in Book | | 1982 |
| An army sent from God : Scots at war in Ireland, 1642-1649 | Gillespie, Raymond | Article in Book | | 1991 |
| An early bronze age ring-fort at Carvigillihy, Co. Cork | O'Kelley, Michael | Article in Journal | | 1951 |
| An edition of Tigernmas mac Follaig aird | Smith, Peter J. | Article in Book | | 2015 |
| An enquiry respecting the history of three of the ancient parish churches of Kilkenny known as St. Patrick's, St. Maul's, and St. Rock's, with some notes on the origin of the word "Gillapadraig", assumed as a patronymic by the kings of Ossory in the 10th century | Hogan, John | Article in Journal | | 1883 |
| An excavation at St Thomas's Church, Rathlin Island, County Antrim | Gormley, Sarah | Article in Journal | | 2009 |
| An fhilíocht a leagtar ar Ghearóid Iarla i Leabhar Fhear Maí : iontaofa nó bréagach | Mac Mathúna, Séamus | Article in Book | | 2010 |
| An Ghaeilge i ré luath na Stát Aontaithe | Ó Ríordáin, Traolach | Article in Book | | 2015 |
| An historian and the locality | Gillespie, Raymond | Article in Book | | 1998 |
| An illustrated history of the G.A.A. | Corry, Eoghan | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| An innovation backed by great prestige : the instance of the spiral and twenty centuries of stony sleep | Kinnes, Ian | Article in Book | | 1995 |
| An innovative people : the Church of Ireland laity, 1780-1830 | Comerford, Patrick | Article in Book | | 2002 |
| An insider's view : Tadhg Ó Cianáin as eyewitness to the exile of Ulster's Gaelic lords, 1607-8 | Ó Muraíle, Nollaig | Article in Book | | 2013 |
| An insight into slave ownership from 18th century documents | McGill, D. J. | Article in Journal | | 2007 |
| An insight into the post famine Rosses | McGill, Lochlainn | Article in Journal | | 1996 |
| An interview with Billy Hutchinson | Ferguson, Neil (Interviewer)McAuley, James W. | Article in Book | | 2017 |
| An Interview with Danny Morrison | Morrison, John F. (interviewer) | Article in Book | | 2017 |
| An introduction to the heraldry of county Kerry | Gillespie, Fergus | Article in Journal | | 2003 |
| An investigation of villages in the Republic of Ireland | Gillmor, Desmond A. | Article in Journal | | 1988 |
| An Irish folklore treasury : selection of old stories, ways and wisdom from the Schools' Collection | Creedon, John | Monograph or Collective Volume | Gill Books | 2022 |
| An Irish manuscript in Scotland | Gillies, William | Article in Journal | | 1978 |
| An Irishman on 'Sword' | Gillen, Paddy | Article in Journal | | 2000 |
| An Irishman's diary : aspects of Tadhg Ó Cianáin's Rome | Mac Craith, Mícheál | Article in Book | NA | 2013 |
| An Irishwoman in China | Gilles, AlisonGilles, Sealy | Article in Journal | | 2008 |
| An Irishwoman in China | Gilles, Alison ; Gilles, Sealy | Article in Journal | | 2008 |
| An Ulster settler and his Irish manuscripts | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 1986 |
| An unfortunate country : images of Ireland as contained in Irish - New Zealand correspondence 1840-1937 | McCarthy, Angela, 1971- | Article in Book | | 2004 |
| An Unsung Hero: Tom Crean: Antarctic Survivor - 20th Anniversary Illustrated Edition | Smith, Michael | Monograph or Collective Volume | Gill Books | 2020 |
| Anaesthesia | Clarke, Richard | Article in Book | | 2008 |
| Ancient Ireland | Hanly, David | Article in Book | | 1987 |
| Ancient Ireland : life before the Celts | Flanagan, Laurence | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| Ancient Irish genealogies | Gillespie, Fergus | Article in Journal | | 1997 |
| Ancient roadways of Donegal | McGill, Patrick J. | Article in Journal | | 1954 |
| Anglo-Irish and Gaelic marriage laws and traditions in late medieval Ireland | Kenny, Gillian | Article in Journal | | 2006 |
| Anglo-Irish and Gaelic women in Ireland, c.1170-1540 | Kenny, Gillian | Monograph or Collective Volume | Four Courts | 2007 |
| Anglo-Irish and Gaelic women in Ireland, c.1277-1534 : a study of the conditions and rights of single women, wives, widows and nuns in late medieval Ireland | Kenny, Gillian | Thesis | | 2005 |
| Anglo-Irish church life : fourteenth and fifteenth centuries | Gwynn, Aubrey | Monograph or Collective Volume | Gill | 1968 |
| Anglo-Norman Ireland, c.1100-1318 | Dolley, Michael | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Anne Blunt, 'Arabi Pasha' and the Irish land wars, 1880-8 | O'Cinnéide, Muireann | Article in Book | | 2016 |
| Another Stafford Street row : law, order and the Irish presence in mid-Victorian Wolverhampton | Swift, Roger | Article in Book | | 1985 |
| Anti-suffragette postcards, c.1913 | Gilligan, Donna | Article in Journal | | 2018 |
| Antiquarianism and architecture in eighteenth-century Ireland | Gill, LindaStokstad, Marilyn | Article in Book | | 1976 |
| Appendix 1 : Fr Paul Walsh's translation of the preface to the Book of Knockninny | | Article in Book | | 2019 |
| Appendix 2 : teaching and administrative staff | Pine, Richard | Article in Book | | 1998 |
| Appendix : Books published by Michael Adams at Four Courts Press, 1977-2005 | Morrow, Brad | Article in Book | | 2006 |
| Appendix I : Governors of the RIAM | Pine, Richard | Article in Book | | 1998 |
| Archaeological air survey in county Carlow : discovery and destruction | Barrett, Gillian F. | Article in Journal | | 1996 |
| Archaeological objects from County Fermanagh | Gormley, SarahWilliams, Brian, | Monograph or Collective Volume | Blackstaff Press / Environment and Heritage Service | 2002 |
| Archaeology and palaeoenvironment at Grangemore Dunes, Co. Derry | Plunkett, Gill | Article in Journal | | 2004 |
| Archaeology of early medieval baptism at St Mullin's, Co. Carlow | Ó Carragáin, Tomás
| Article in Journal | | 2010 |
| Architectural change and the parish church in post-reformation Cork | Cotter, Eamonn | Article in Book | | 2006 |
| Architecture and sculpture in Ireland, 1150-1350 | Stalley, Roger | Monograph or Collective Volume | Gill & Macmillan | 1971 |
| Architecture from the Reformation to 1800 | O'Neill, Michael | Article in Book | | 2009 |
| Ardgillan castle and the Taylor family | | Monograph or Collective Volume | Ardgillan Castle Heritage Project | 1995 |
| Ardgillan Castle Revealed | Herron, Aidan J. | Monograph or Collective Volume | self-published | 2018 |
| Art and devotion in late medieval Ireland | | Monograph or Collective Volume | Four Courts | 2006 |
| Arthur Cox, 1891-1965 | McCague, Eugene | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Arthur Griffith | Younger, Calton | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| Arthur in Gaelic Tradition, Part 1 : Folktales and Ballads | Gillies, William | Article in Journal | | 1981 |
| As assiduously advertised : publicizing the 1899 Irish literary theatre season | Cliff, Brian | Article in Book | | 2001 |
| As I remember Big Jim | De Courcy, John | Article in Book | | 1998 |
| As I remember Big Jim | Deasy, Joe | Article in Book | | 1998 |
| Ascendency Ireland, 1660-1800 | Gillen, Ultán | Article in Book | | 2016 |
| Assertions of distinction : the modal debate in Irish music | Ryan, Joseph J. | Article in Book | | 1993 |
| At face value : the life and times of Eliza McCormack/John White | Akenson, Donald Harman | Monograph or Collective Volume | McGill-Queen's University Press | 1990 |
| At The Cross : a shop in rural Ireland, 1880-1911 | Lambe, Miriam | Article in Book | | 2001 |
| At the cutting edge : cabinet diaries 1982-1987 | Hussey, Gemma | Monograph or Collective Volume | Gill & Macmillan | 1990 |
| Athlone in old photographs | O'Brien, Gearoid | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| Atlantic crossroads : historical connections between Scotland, Ulster and North America | | Monograph or Collective Volume | Colourpoint | 2001 |
| Atlas of Irish history | Duffy, Seán | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| Atlas of Irish history | | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| Atlas of the Irish rural landscape | | Monograph or Collective Volume | Cork University Press | 2011 |
| August Gillé, Belgian refugee and artist | Chapman, Arthur | Article in Journal | | 2015 |
| Austerity and consociational government in Northern Ireland | Gilligan, Chris | Article in Journal | | 2016 |
| Austerity and consociational government in Northern Ireland | Gilligan, Chris | Article in Journal | | 2016 |
| Australia | McGovern, J. J.O'Farrell, Patrick James | Monograph or Collective Volume | Gill | 1971 |
| Back on the map: the search for Northern Ireland's ancient woods | Hunt, Gillian | Article in Journal | | 2004 |
| Ballincollig Royal Gunpowder Mills : the vaulted magazine | Boazman, Gill | Article in Journal | | 2007 |
| Ballycastle collieries and salt works ceases
1720-1735 | McGill, D.J. | Article in Journal | | 2007 |
| Ballycastle's own Warhorse: Alfred McBride Woodside | McGill, Daniel J. | Article in Journal | | 2012 |
| Banana republic : the failure of the Irish state and how to fix it | Sweeney, Anthony | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Banbridge | | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| Bank of Ireland 1783-1983 : bicentenary essays | | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| Barbara Gill (1958-2007) | Kennedy, Mairéad | Article in Journal | | 2007 |
| Barry McGovern | Roche, Anthony | Article in Book | | 1996 |
| Battles in the garden : Emily Lawless's A Garden Diary, 1899 and the Boer war | Hansson, Heidi | Article in Book | | 2016 |
| Beakers : loosening a stereotype | Case, Humphrey | Article in Book | | 1995 |
| Becoming myself : the true story of Thomas who became Sara | Cromwell, Sara-Jane, | Monograph or Collective Volume | Gill and Macmillan | 2008 |
| Beechwood House | Gilleran, Shane | Article in Journal | | 2019 |
| Behind t he green curtain : Ireland's phoney neutrality during World War II | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Belfast and Derry-Londonderry | Gillespie, Raymond | Article in Book | | 2013 |
| Belfast c.1600 to c.1900 : the making of the modern city | Gillespie, RaymondRoyle, Stephen A. (Stephen Arthur) | Monograph or Collective Volume | Royal Irish Academy | 2007 |
| Belfast City Hall : one hundred years | McIntosh, Gillian | Monograph or Collective Volume | Blackstaff Press : Belfast City Council | 2006 |
| Belfast in revolt | Nevin, Donal | Article in Book | | 1998 |
| Belfast, part 1 : to 1840 | Gillespie, Raymond,Royle, Stephen Arthur | Monograph or Collective Volume | Royal Irish Academy | 2003 |
| Bertie : power & money | Keena, Colm | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| Between comrades : James Connolly : letters and correspondence | Connolly, James, 1868-1916 | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Between raid and rebellion : the Irish is Buffalo and Toronto, 1867-1916 | Jenkins, William | Article in Journal | McGill Queen's University Press | 2014 |
| Between two worlds : politics and economy in independent Ireland | Girvin, Brian | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| Beyond any reasonable doubt? Irish murder trials | Deale, Kenneth E. L. | Monograph or Collective Volume | Fitzbaggot Publications | [2007] |
| Big fellow, long fellow : a joint biography of Collins and De Valera | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| Big Jim : a loaf on the table, a flower in the vase | Plunkett, James, 1920-2003 | Article in Book | | 1998 |
| Bile ós Chrannaibh: a festschrift for William Gillies | | Monograph or Collective Volume | Clann Tuirc | 2010 |
| Bin lids, bombs and babies in Free Derry : reading the Troubles as a woman's war | Mac Crossan, Elizabeth | Article in Book | | 2010 |
| Biographical dictionary of Irishmen in France | Hayes, Richard Francis | Monograph or Collective Volume | Gill | 1949 |
| Biographies, 1840-75; 1875 to recent times | Anonymous | Article in Book | | 1990 |
| Birth of the virtual child : origins of our contradictory images of children | Gillis, John R. | Article in Book | | 2002 |
| Bishop Gilbert of Limerick, suffragan of Canterbury | O’Connor, Dónal | Article in Journal | | 2013 |
| Blessed Oliver Plunkett : historical studies | Various authors | Monograph or Collective Volume | Gill | 1937 |
| Blood brothers : the inside story of the Cork hurlers 1996-2008 | Moynihan, Michael, 1968- | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Blood runs green : the murder that transfixed gilded age Chicago | O'Brien, Gillian | Monograph or Collective Volume | The University of Chicago Press | 2015 |
| Blood, Mud and Futility? Patrick MacGill and the Experience of the Great War | Taylor, David | Article in Journal | | 2006 |
| Bloody Sunday and the rule of law in Northern Ireland | Walsh, Dermot P. J. | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| Bloody women : Ireland's female killers | Kiely, David M. | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Bombers and mavericks : Magill magazine's coverage of Northern Ireland, 1977–1990 | Rafter, Kevin | Article in Journal | | 2011 |
| Books, politics and society in Renaissance Dublin | Gillespie, Raymond | Article in Book | | 2017 |
| Border crossing : true stories of the RUC Special Branch, the Garda Special Branch and the I.R.A. moles | Clarke, George | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Border crossings : developing Ireland's island economy | | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Borrowing books from Christ Church Cathedral, Dublin, 1607 | Gillespie, Raymond | Article in Journal | | 1998 |
| Bray | Davies, K. M. (Kathleen Mary) | Monograph or Collective Volume | Royal Irish Academy | 1998 |
| Bray in old photographs | Flynn, Arthur | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Breaking 80 : the life and times of Joe Carr | Gilleece, Dermot | Monograph or Collective Volume | Poolbeg | 2002 |
| Breaking the mould : how the PDs changed Irish politics | Collins, Stephen | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Breaking the silence : [one Garda's quest to find the truth] | Cunningham, GerardRidge, Martin, 1947- | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Brendan the navigator : an interpretation | Little, George A. | Monograph or Collective Volume | Gill | 1945 |
| Brian Boru and the Battle of Clontarf | Duffy, Seán | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| Bricklaying in Gillen | Delaney, James | Article in Journal | | 1989 |
| Britain and Ireland, 1914-1923 | Lawlor, Sheila | Monograph or Collective Volume | Gill & Macmillan|Barnes & Noble | 1983 |
| Britain, Ireland, and the South | Gillingham, John | Article in Book | | 2003 |
| Broadening the battlefield : the H-blocks and the rise of Sinn Féin | Clarke, Liam | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Brown gold : a history of Bord na Móna and the Irish peat industry | Clarke, Donal | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Building 'God's own country' : The Reverend Rutherford Waddell, the global Irish and New Zealand history | Stenhouse, John | Article in Book | | 2015 |
| Building dialectics: negotiating urban scenography in late Georgian Dublin | Lucey, Conor | Article in Book | | 2012 |
| Buildings and faith : church building from medieval to modern | Larmour, PaulMcBride, Stephen | Article in Book | | 2002 |
| Business and labour in Irish society, 1945-70 | Pratschke, John L. | Article in Book | | 1979 |
| By Shannon shores : an exploration of the river | Delany, Ruth | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| C.S. Parnell | Bew, Paul | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| Cabaret, sex and independence : publishing in the early Free State | Allen, Nicholas | Article in Book | | 2006 |
| Caillín of Fenagh | Ó Riain, Pádraig | Article in Book | | 2016 |
| Cairnes, Hearn and Bastable : the contribution of Queen's College, Galway, to economic thought | Boylan, Thomas A.Foley, Timothy P. | Article in Book | | 1984 |
| Calendar of the manuscripts of the most hon. the marquis of Salisbury ... preserved at Hatfield House, Hertfordshire | | Monograph or Collective Volume | | 1883 |
| Camán and crozier : the Catholic church and the GAA, 1884-1902 | Gillespie, Simon,Hegarty, Roddy, | Article in Book | | 2009 |
| Camden and the move towards union 1795-1798 | O'Brien, Gillian | Article in Book | | 2001 |
| Canada | Monahan, A. P. | Monograph or Collective Volume | Gill | 1971 |
| Canada and the Great Irish Famine | | Monograph or Collective Volume | McGill-Queens University Press | 2025 |
| Canadian spy story : Irish revolutionaries and the secret police | Wilson, David A. | Monograph or Collective Volume | McGill-Queens University Press | 2022 |
| Candidate | Buttimer, Jerry, 1967-
| Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Captain Brian Maguire and his books | Gillespie, Raymond | Article in Book | | 2019 |
| Captain Glover writes a bible | Gillespie, Raymond | Article in Book | | 2013 |
| Captain William Hutchison and the early Dublin Bay life - boats | Gilligan, H. A. | Article in Journal | | 1980 |
| Cardiac surgery in the Republic of Ireland | Neligan, Maurice | Article in Book | | 2008 |
| Cardinal Cullen and the National Association of Ireland | Corish, Patrick J. | Article in Book | | 1987 |
| Caring for the nation : a history of the Mater Misericordiae University Hospital | Nolan, M. Eugene, Sister | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| Carlingford | Gillespie, RaymondO'Sullivan, Harold, | Monograph or Collective Volume | Royal Irish Academy | 2011 |
| Carnage at Clontarf a thousand years ago | Gilligan, Jack | Article in Journal | | 2017 |
| Carrick-on-Shannon | Gilligan, Billy | Article in Journal | | 1998 |
| Carrick-on-Shannon gaol | Gill, Sean | Article in Journal | | 1998 |
| Carrick-on-Shannon's Cinema Paradiso | Gilligan, Billy | Article in Journal | | 1998 |
| Carryduff from the 1910 and 1911 census records | Hunt, Gillian | Article in Journal | | 2009 |
| Cartography and culture : achievements of the Irish Ordnance scheme, 1824-1842 | Smith, Gillian Mary | Thesis | | 2002 |
| Cashman collection Ireland : the revolutionary years : photographs from the Cashman collection, Ireland 1910-1930 | | Monograph or Collective Volume | Gill & Macmillan, Radio Telefís Eireann | 1992 |
| Catalogue of British seal-dies in the British Museum | Tonnochy, Alec Bain | Monograph or Collective Volume | | 1952 |
| Catalogue of manuscripts in the Society of Antiquaries of London | Willetts, Pamela Joan | Monograph or Collective Volume | D.S. Brewer | 2000 |
| Catalogue of seals in the National Museum of Wales, II : ecclesiastical, monastic and collegiate seals with a supplement concerning Wales | Williams, David H. (David Henry), 1933- | Monograph or Collective Volume | National Museums & Galleries of Wales | 1998 |
| Cathedral, close and community, c.1220 to c.1500 | Clarke, Howard B. | Article in Book | | 2009 |
| Catholic church music in Limerick, c.1860-1965 | Collins, Paul | Article in Book | | 2018 |
| Catholic education in Victorian Hull | McClelland, Marie | Article in Book | | 1999 |
| Catholic emancipation : Daniel O'Connell and the birth of Irish democracy 1820-30 | O'Ferrall, Fergus | Monograph or Collective Volume | Gill & Macmillan | 1985 |
| Catholic emancipation : documents | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| Catholic faith of the Irish slums : London, 1840-70 | Gilley, Sheridan | Article in Book | | 1973 |
| Catholic preaching in Ireland, 1760-1840 | Ryan, David | Article in Book | | 2004 |
| Catholic religious cultures in the diocese of Dublin, 1614-97 | Gillespie, Raymond | Article in Book | | 2000 |
| Catholic religious practices and payments in seventeenth-century Ireland | Gillespie, Raymond | Article in Journal | | 1993 |
| Catholicism in Ireland | Gilley, Sheridan | Article in Book | | 2003 |
| Catholicism in Ulster, 1603-1983 : an interpretative history | Rafferty, Oliver P. | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Catholicism, Ireland and the Irish diaspora | Gilley, Sheridan | Article in Book | | 2005 |
| Catholicism, masculinity and middle-class respectability in the Irish Catholic temperance movement in nineteenth-century Canada | McLaughlin, Mike | Article in Book | | 2015 |
| Catholics and socialists in Scotland, 1900-1930 | Gilley, Sheridan | Article in Book | | 1989 |
| Cause and Effect: The Invisible Barriers of the Royal Society of Canada | Quinn, Joanna R. | Article in Book | | 2021 |
| Cavan : a medieval border area | Parker, Ciarán | Article in Book | | 1995 |
| Cavan : essays on the history of an Irish county | | Monograph or Collective Volume | Irish Academic Press | 1995 |
| Cavan in the era of the Great War, 1914-18 | Reilly, Eileen | Article in Book | | 1995 |
| Cecilia Street : the Catholic University School of Medicine, 1855-1931 | Meenan, F. O. C. | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Celtic connections past and present : Celtic ethnicity ancient and modern | Megaw, J. V. S.Megaw, M. Ruth | Article in Book | | 1999 |
| Celts and Normans | Mac Gearailt, Gearóid | Monograph or Collective Volume | Gill & Macmillan | 1969 |
| CEMA and the national anthem : the arts and the state in postwar Northern Ireland | McIntosh, Gillian | Article in Journal | | 2001 |
| Central Dublin | Stanley, Derek | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Changing images of Donnybrook fair | Ó Maitiú, Séamas | Article in Book | | 2001 |
| Changing religions in the Republic of Ireland, 1991-2002 | Gillmor, Desmond A. | Article in Journal | | 2006 |
| Changing the constitution : amendment and judicial review | Casey, James | Article in Book | | 1988 |
| Changing the Times : Irish women journalists 1969-1981 | | Monograph or Collective Volume | Lilliput Press | 2003 |
| Chaos and conspiracy : the framing of the McBrearty family | Cunningham, Gerard | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Chapel or church? The case of St Mary's, Pope's Quay, Cork | McParland, Edward | Article in Book | | 2012 |
| Charades : Adrienne McGlinchey and the Donegal Gardaí | McGlinchey, Karen | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Charles Stewart Parnell | Bew, Paul | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| Charles Stewart Parnell | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1973 |
| Charles Stewart Parnell : political paradox | Gillgannon, Mary McAuley | Monograph or Collective Volume | | 1967 |
| Charles Trevelyan, John Mitchel and the historiography of the great famine | Gillissen, Christophe | Article in Journal | | 2014 |
| Charles Villiers Stanford (1852-1924) : brilliant Dublin boyhood, cantankerous London old age | Gillespie, Elgy | Article in Journal | | 2004 |
| Charlie : the political biography of Charles J. Haughey | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Chatelaines and their families | Stewart, Gillian Castle | Article in Journal | | 2007 |
| Children, street trading and the representation of public space in Edwardian Ireland | McIntosh, Gillian | Article in Book | | 2014 |
| Church and change : the Irish experience | Kung, Hans | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Church and state in modern Ireland | Edwards, R. W. D. (Robert Walter Dudley) | Article in Book | | 1969 |
| Church and state in modern Ireland, 1923-1970 | Whyte, John | Monograph or Collective Volume | Gill & Macmillan | 1971 |
| Church building | Kennedy, T. P. | Article in Book | | 1968 |
| Church buildings and pastoral care in early medieval Ireland | Ó Carragáin, Tomás | Article in Book | | 2006 |
| Church music and musicology in Ireland : an afterword | White, Harry | Article in Book | | 1993 |
| Church music in Dublin, 1500-1900 | Gillen, Gerard | Article in Book | | 1979 |
| Church, state and education in early modern Ireland | Gillespie, Raymond | Article in Book | | 1992 |
| Church, state and nation in Ireland, 1898-1921 | Miller, David William, 1940- | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Church, state and society | Keogh, Dermot | Article in Book | | 1988 |
| Church, state and society, 1950-70 | Whyte, John | Article in Book | | 1979 |
| Church, state and the control of schooling in Ireland, 1900-1944 | Titley, E. B. | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| Cill Iochtar - Killeighter (lower church or wood) | Gilligan, Bernadette | Article in Journal | | 1995 |
| Circulating ideas : coteries groups and the circulation of verse in English in early modern Ireland | Carpenter, Andrew | Article in Book | | 2006 |
| City in revolt : Belfast, 1907 | Gray, John | Article in Book | | 1998 |
| City of churches | Gilleece, Emma | Monograph or Collective Volume | Limerick Museum and Archives | 2014 |
| Civic unity and the problem of urban poverty: a case study of St Audoen’s parish, Dublin, 1655–1700 | Lennon, Colm | Article in Book | | 2022 |
| Clans and families of Ireland : the heritage and heraldry of Irish clans and families | Grehan, John | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Clans and families of Ireland : the heritage and heraldry of Irish clans and families | | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Clanwilliam in Clanwilliam: the sale of the Clanwilliam estate in 1806 | Marnane, Denis G. | Article in Journal | | 2024 |
| Clare G.A.A. in old photographs | O'Reilly, Seamus | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Clash of titans : James Larkin and William Martin Murphy | Keogh, Dermot | Article in Book | | 1998 |
| Class, creed and country : the Irish middle class in Victorian Liverpool | Belchem, John | Article in Book | | 1999 |
| Classic Munster hurling finals | King, Seamus J. | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Climate, weather and social change in seventeenth-century Ireland | Gillespie, Raymond | Article in Journal | | 2020 |
| Climate, weather and social change in seventeenth-century Ireland | Gillespie, Raymond | Article in Book | | 2021 |
| Cloncurry graveyard | Harris, Joseph | Article in Book | | 1999 |
| Clongowes Wood : a history of Clongowes Wood College 1814-1989 | Costello, Peter | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| Clonshanbo (c.540 - 1959) | Cullen, Seamus | Article in Book | | 1999 |
| Code breaker : the untold story of Richard Hayes, the Dublin librarian who helped turn the tide of World War II | Mc Menamin, Marc | Monograph or Collective Volume | Gill Books | 2018 |
| Cóic Conara Fugill | Thurneysen, Rudolf | Article in Journal | | 1926 |
| Coleraine | Gillespie, Raymond | Article in Book | | 1995 |
| Colonial towns, 1500–1700 : Carrickfergus, Downpatrick and Belfast | Gillespie, Raymond | Article in Book | | 2018 |
| Colonial Ulster : the settlement of East Ulster 1600-1641 | Gillespie, Raymond | Monograph or Collective Volume | Ulster Historical Foundation | 2021 |
| Colonial Ulster : the settlement of East Ulster 1600-1641 | Gillespie, Raymond | Monograph or Collective Volume | Cork University Press for Irish Committee of Historical Sciences | 1985 |
| Commemorating a missing history: Tracing the visual and material culture of the Irish women's suffrage campaign, 1908 – 1918 | Gilligan, Donna | Article in Book | | 2021 |
| Communism in modern Ireland : the pursuit of the workers' republic since 1916 | Millotte, Mike | Monograph or Collective Volume | Gill & Macmillan|Holmes & Meier | 1984 |
| Communism in modern Ireland : the pursuit of the workers' republic since 1916 | Milotte, Mike | Monograph or Collective Volume | Gill & Macmillan | 1984 |
| Conclusion | Williams, T. Desmond | Article in Book | | 1969 |
| Conclusion | Nowlan, Kevin B. | Article in Book | | 1973 |
| Conduct unbecoming : a memoir | O'Malley, Desmond | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| Confederate Kilkenny 1642-1650 | Gillespie, Raymond | Article in Book | | 2000 |
| Confessions from the Blackthorn : publican Frank Gillespie's journey from Tyrrellpass to Boston | Gillespie, Frances | Monograph or Collective Volume | Blackwater | 2004 |
| Conflict in Northern Ireland : the development of a polarised community | Darby, John | Monograph or Collective Volume | Gill & Macmillan | 1976 |
| Confronting “Cognitive Imperialism”: What Reconstituting a Contracts Law School Course is Teaching Me about Law | Bailey, Jane | Article in Book | | 2021 |
| Connolly on Larkin | Nevin, Donal | Article in Book | | 1998 |
| Conor : a biography of Conor Cruise O'Brien | Akenson, Donald Harman | Monograph or Collective Volume | McGill-Queen's University Press | 1994 |
| Conquest and colonisation | Collins, M. E. | Monograph or Collective Volume | Gill & Macmillan | 1969 |
| Conspiracy : Ulster plots and plotters in 1615 | Gillespie, Raymond | Monograph or Collective Volume | Queen's University of Belfast, Institute of Irish Studies | 1987 |
| Constitution-building in the European Union | | Monograph or Collective Volume | Institute of European Affairs | 1996 |
| Constructing counter-revolutionary history in late eighteenth-century Ireland | Gillen, Ultán | Article in Book | | 2010 |
| Constructing democratic thought in Ireland in the age of revolution, 1775-1800 | Gillen, Ultán | Article in Book | | 2013 |
| Construction of Boyd's 18th century harbour at Ballycastle | McGill, D. J. | Article in Journal | | 2004 |
| Contemporary Irish church architecture | Cantwell, WilfredHurley, Richard | Monograph or Collective Volume | Gill & Macmillan | 1985 |
| Contemporary Irish society : an introduction | Peillon, Michel | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| Continental catechisms and their Irish imitators in Spanish Habsburg lands, c. 1550-c. 1650 | Ryan, Salvador | Article in Book | | 2013 |
| Continuity and change : Ulster in the seventeenth century | Gillespie, Raymond | Article in Book | | 1989 |
| Continuity and change in Ireland, 1945-70 | Lee, J.J. (John Joseph), 1942- | Article in Book | | 1979 |
| Contrasting communities : a comparative approach to Irish communities in baroque Europe | Gillespie, Raymond | Article in Book | | 2010 |
| Contrasting fortunes of two Fingal 'Big Houses', Kenure House and Ardgillan Castle in modern times | Whearity, Peter F. | Article in Journal | | 2008 |
| Controversial immigrants : theological conflict in the Transatlantic world of eighteenth-century Irish Presbyterianism | Sherling, Rankin | Article in Book | | 2015 |
| Conversations : snapshots of modern Irish life | MacIntyre, Darragh | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Cork and Cornwall : settlement patterns and social organisation during the rstablishment of Christianity, AD 450-800 | Boazman, Gill | Article in Journal | | 2008 |
| Cork in old photographs | Cadogan, Tim | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| Counterterrorism killings and Provisional IRA bombings, 1970-1998 | Gill, Paul ; Piazza, James A. ; Horgan, John | Article in Journal | | 2016 |
| Counterterrorism killings and Provisional IRA bombings, 1970-1998 | Gill, PaulHorgan, JohnPiazza, James A. | Article in Book | | 2017 |
| County map of Down | Gillies, J. | Monograph or Collective Volume | | 1755 |
| Court, castle and country : the framework of government in Tudor Ireland | Brady, Ciarán | Article in Book | | 1986 |
| Crafts and religious guilds in Dublin : the accounts of Holy Trinity guild, 1549-1558 | Gillespie, Raymond | Article in Book | | 2009 |
| Crash landing : an inside account of the fall of the GPA | Brown, Christopher | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Crime and the Irish in nineteenth-century Britain | Swift, Roger | Article in Book | | 1989 |
| Critical Ireland : new essays in literature and culture | | Monograph or Collective Volume | Four Courts | 2001 |
| Croke of Cashel : the life of Archbishop Thomas William Croke, 1823-1902 | Tierney, Mark | Monograph or Collective Volume | Gill & Macmillan | 1976 |
| Croke Park : opening of the redeveloped canal end and Hogan stands, 28th March 2003 | | Monograph or Collective Volume | DBA Publications | 2004 |
| Cromwell : portrait of a soldier | Gillingham, J. B. | Monograph or Collective Volume | | 1976 |
| Cromwell and Ireland: New Perspectives | | Monograph or Collective Volume | Liverpool University Press | 2021 |
| Cromwell and Ireland: new perspectives; edited by Martyn Bennett, Ray Gillespie, R. Scott Spurlock, | Ó Siochrú, Micheál | Article in Journal | | 2021 |
| Cromwell in Ireland | Wheeler, James Scott | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Cromwellian Transplantations of the Irish to the Colonies | Coburn, Heidi J. | Article in Book | | 2021 |
| Cult, church and collegiate church before c.1220 | Clarke, Howard B. | Article in Book | | 2009 |
| Cultivating their own garden : broadcasting and culture in Northern Ireland in the 1930s and 1940s | McIntosh, Gillian | Article in Journal | | 2001 |
| Cultural change and the climate record in final prehistoric and early medieval Ireland | McClung, Lisa CoylePlunkett, Gill | Article in Journal | | 2020 |
| Cultural change and the climate record in final prehistoric and early medieval Ireland | McClung, Lisa CoylePlunkett, Gill | Article in Book | | 2021 |
| Cultural frontiers and the circulation of manuscripts in Ireland, 1625-1725 | Cunningham, BernadetteGillespie, Raymond | Article in Book | | 2012 |
| Currency and central banking in Ireland, 1922-1960 | Moynihan, Maurice | Monograph or Collective Volume | Gill & Macmillan | 1975 |
| Cute hoors and pious protestants : traits and characteristics of Irish politicians | Drennan, John | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| Cycles, seasons and the everyday in mid-eighteenth-century provincial Ireland | Fleming, David A. | Article in Book | | 2012 |
| Dàn le Eòin Mac Mhuirich ann an Leabhar an Deadhain. | Mac Gill’Ìosa, Uilleam | Article in Book | | 2012 |
| Dana : all kinds of everything | Murray, Kenneth | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Dancehall days : when showbands ruled the stage | O'Reilly, Michael | Monograph or Collective Volume | Gill & Macmillan | 2014 |
| Daniel Mannix and Ireland | Kiernan, Colm | Monograph or Collective Volume | Alella Books|Gill & Macmillan | 1983 |
| Daniel O'Connell | O'Ferrall, Fergus | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| Davis Boyd's 'Ghost House' & Colonel Hugh Boyd's 'Great Road' | McGill, Daniel J. | Article in Journal | | 2011 |
| Days of thunder : the history of the Ulster Grand Prix | McCook, Alastair | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| De statu ecclesiae of Gilbert of Limerick | Pike, Brigid | Thesis | | 1976 |
| De Valera's constitution and ours | | Monograph or Collective Volume | Gill & Macmillan, Radio Telefís Eireann | 1988 |
| De Valera's constitution and ours | Farrell, Brian | Article in Book | | 1988 |
| De Valera: Rise 1882-1932 | McCullagh, David | Monograph or Collective Volume | Gill Books | 2017 |
| Deadlier than the male : Ireland's female killers | Kiely, David M. | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Dean Bryan McGurk, a hero of the penal days; with historical notes on his times and his native parish, Termonmagurk, Co. Tyrone | MacDonald, T. | Monograph or Collective Volume | Gill | 1948 |
| Death of a capital? Dublin and the consequences of Union | Dickson, David | Article in Book | | 2001 |
| Death on Ireland's eye: The Victorian murder trial that scandalised a nation | Ruxton, Dean | Monograph or Collective Volume | Gill Books | 2022 |
| Decoding the IRA | Gillogly, James J., 1946-Mahon, Tom (Thomas G.) | Monograph or Collective Volume | Mercier Press | 2008 |
| Defamed! famous Irish libel trials | Davidson, A. | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Deference, accommodation and conflict in Irish confessional relations | Comerford, R. V. (Richard VIncent) | Article in Book | | 2015 |
| Defining trafficking/denying justice? forced labour in Ireland and the consequences of trafficking discourse | Coghlan, Deirdre ; Wylie, Gillian | Article in Journal | | 2011 |
| Delia Larkin : relative obscurity | Moriarty, Theresa | Article in Book | | 1998 |
| Denis Brenan Bullen (1802-66) : inspector of anatomy for the province of Munster : the controversial career of a Cork surgeon | Hanna, Michael V. | Monograph or Collective Volume | Four Courts Press | 2021 |
| Derbforgaill and the expulsion of Diarmait Mac Murchada | Casey, Denis | Article in Journal | | 2019 |
| Derry countdown to disaster | Curran, Frank | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Derry in old photographs | Byrne, ArtMcMahon, Sean | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| Dervorgilla : scarlet woman or scapegoat? | Toohey, Jim | Article in Journal | | 2003 |
| Descent of the Mahons of Cavetown, Co. Roscommon | Webster, Gillian | Article in Journal | | 1990 |
| Describing Dublin : Francis Place's visit, 1698-99 | Gillespie, Raymond | Article in Book | | 1993 |
| Destabilizing Ulster, 1641-1642 | Gillespie, Raymond | Article in Book | | 1993 |
| Destiny of the soldiers : Fianna Fáil, Irish republicanism and the IRA, 1926-1973 | Ó Beacháin, Donnacha | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| DeValera: Rule 1932-1975 | McCullagh, David | Monograph or Collective Volume | Gill Books | 2018 |
| Development of the county Mayo economy, 1700-1850 | Crawford, W. H. (William Henry) | Article in Book | | 1987 |
| Developments in the Irish legal system since 1945 | McMahon, Bryan, M. E. | Article in Book | | 1979 |
| Devoted people : belief and religion in early modern Ireland | Gillespie, Raymond | Monograph or Collective Volume | Manchester University Press | 1997 |
| Devotional landscapes : God, saints and the natural world in early modern Ireland | Gillespie, Raymond | Article in Journal | | 2010 |
| Devotional landscapes : God, saints and the natural world in early modern Ireland | Gillespie, Raymond | Article in Book | | 2010 |
| Diet and economy | Delaney, ShaneGilligan, NikolahMcCarthy, MargaretOCarroll, Ellen | Article in Book | | 2022 |
| Dietary considerations in pre-famine Louth and its environs | Crawford, E. Margaret | Article in Book | | 1989 |
| Differing devotions: patterns of religious practice in the British Isles, 1500-1700 | Gillespie, Raymond | Article in Book | | 1998 |
| Discovering and tracing an American branch of an Irish Gillmor family | Gillmor, Desmond A. | Article in Journal | | 2012 |
| Discovering Kildare's 'hidden' landscapes : archaeological air survey, 1989-2000 | Barrett, Gillian F. | Article in Book | | 2006 |
| Discovering the end of time: Irish evangelicals in the age of Daniel O'Connell | Akenson, Donald Harman | Monograph or Collective Volume | McGill-Queen's University Press | 2016 |
| Disestablishment and the lay response | Milne, Kenneth | Article in Book | | 2002 |
| Dishing up the Past: A Review of Plant Foods, Food Products and Agriculture in Early Medieval Ireland | Gilligan, Nikolah | Article in Book | Royal Irish Academy | 2024 |
| Disillusioned decades : Ireland 1966-87 | Coogan, Tim Pat | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Dissenters and nonconformists, 1661-1700 | Gillespie, Raymond | Article in Book | | 1995 |
| Distant prospects and smaller circles : questions of authority in Maria Edgeworth's Irish writings | Thompson, Madeline | Article in Book | | 2000 |
| Documents and sources : plantation and profit : Richard Spert's tract on Ireland, 1608 | | Article in Journal | | 1993 |
| Documents on Longford history | Anonymous | Article in Book | | 1991 |
| Doing Irish local history : pursuit and practice | | Monograph or Collective Volume | Institute of Irish Studies, Queen's University Belfast | 1998 |
| Doing local history | Gillespie, Raymond | Article in Journal | | 1994 |
| Doing local history : Armagh in the late eighteenth century | Clarkson, L. A. (Leslie A.) | Article in Book | | 1998 |
| Dom Vincent of Mount Melleray | Walsh, Kilian J. | Monograph or Collective Volume | Gill | 1962 |
| Domestic industry in Ireland : the experience of the linen industry | Crawford, W. H. (William Henry) | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Dominicans in Cork city : a history | Doherty, Gillian | Monograph or Collective Volume | Carrigtwohill | 2024 |
| Donabate and Portrane : a history | Bates, Peadar | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Donal Cregan : educationalist | Kellaghan, Thomas | Article in Book | | 1996 |
| Donal Cregan : historian | McGuire, J. I. | Article in Book | | 1996 |
| Donegal schools a century ago | McGill, Patrick J. | Article in Journal | | 1956 |
| Don’t die in Autumn : the magic and madness of a life for the birds | Dempsey, Eric | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| Down in the Free State | McAughtry, Sam | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Down, down deeper and down : Ireland in the 70s and 80s | Sweeney, Eamonn | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Downpatrick | Buchanan, R. H. (Ronald Hull)Wilson, Anthony | Monograph or Collective Volume | Royal Irish Academy | 1997 |
| Dr. Edith OEone Somerville, 1858-1949 : exhibition of paintings, drawings and illustrations, Drishane, Co. Cork, 5-9 September 1984 | Gillespie, FrancesSomerville, Edith Anna OEnone, 1858-1949 | Monograph or Collective Volume | Memories of Somerville and Ross Committee | 1984 |
| Drawing strength from past migratory experiences : The Church of Ireland Gazette and southern Protestant migration in the post-independence period | Coffey, Leigh-Ann | Article in Book | | 2015 |
| Drumlease : two centuries of a Church of Ireland parish in country Leitrim | Gillmor, Desmond A. | Monograph or Collective Volume | Gillmor Publications | 2021 |
| Dublin 1600-1700 : a city and its hinterlands | Gillespie, Raymond | Article in Book | | 1996 |
| Dublin 1916: the French connection | McCormack, W. J. | Monograph or Collective Volume | Gill & Macmillan | 2012 |
| Dublin before the Vikings : an adventure in discovery | Little, George A. | Monograph or Collective Volume | Gill | 1957 |
| Dublin burning : the Easter Rising from behind the barricades | Brennan-Whitmore, William JamesTravers, Pauric | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Dublin burning : the Easter Rising from behind the barricades | Brennan-Whitmore, William James | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| Dublin Castle and the Irish people | O'Brien, Richard Barry | Monograph or Collective Volume | Gill | 1909 |
| Dublin churches | Costello, Peter | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| Dublin city's countryside | Gillmor, Desmond A. | Article in Book | Geography Publications | 1992 |
| Dublin from Downing Street | Peck, John, Sir, 1913- | Monograph or Collective Volume | Gill & Macmillan | 1978 |
| Dublin in an ‘era of improvement’: the public and the growth of the eighteenth-century city | Kelly, James, 1959- | Article in Book | NA | 2022 |
| Dublin in fiction of the later eighteenth century | Douglas, Aileen | Article in Book | | 2008 |
| Dublin pub life and lore : an oral history | Kearns, Kevin C. | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Dublin Street Life and Lore : An Oral History | Kearns, Kevin C. | Monograph or Collective Volume | Gill & Macmillan Ltd | 1991 |
| Dublin street names | Clerkin, Paul | Monograph or Collective Volume | Gill & Macmillan | 2001 |
| Dublin tenement life : an oral history | Kearns, Kevin Corrigan | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Dublin then and now | Johnston, Lucy | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| Dublin's bloody Sunday | Nevin, Donal | Article in Book | | 1998 |
| Dublin's History and Four Courts Press | Gillespie, Raymond | Article in Journal | | 2020 |
| Dublin's history and Four Courts Press | Gillespie, Raymond | Article in Journal | | 2020 |
| Dublin's lost heroines : mammies and grannies in a vanished city | Kearns, Kevin C. | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Dublin, 1913 - strike and lockout : documents | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| Dubliners view themselves : the Dublin city chronicles | Gillespie, Raymond | Article in Book | | 2008 |
| Dun Laoghaire Kingstown | Brady, AnneGillman, DanielPearson, Peter | Monograph or Collective Volume | O'Brien Press | 1991 |
| Duncan Campbell Scott and the Royal Society of Canada: The Legitimation of Knowledge | Backhouse, Constance | Article in Book | | 2021 |
| Dundalk in old photographs | Casey, Sean | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| Eamon de Valera | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| Ear, nose and throat surgery | Maguire, Andrew J. | Article in Book | | 2008 |
| Early Belfast : the origins and growth of an Ulster town to 1750 | Gillespie, Raymond | Monograph or Collective Volume | Ulster Historical Foundation in association with Belfast Natural History and Philosophical Society | 2007 |
| Early history of the Gaelic Athletic Association, 1884-91 | Doherty, Gillian M. | Article in Book | | 2011 |
| Early history of the Gaelic Athletic Association, 1884-91 : documents | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| Early modern Ireland | Gillespie, Raymond | Article in Journal | | 1979 |
| Early modern Ireland as a multiconfessional state | Gillespie, Raymond | Article in Book | | 2011 |
| Early modern manuscripts in English and Latin | Gillespie, Raymond | Article in Book | | 2009 |
| Early Quakerism in Ireland | Douglas, J. M. | Article in Journal | | 1956 |
| Early saltmaking in Ballycastle district | McGill, Danny | Article in Journal | | 1988 |
| Early years in Liverpool | Nevin, Donal | Article in Book | | 1998 |
| East Belfast | | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| East Ulster and the Irish revolution, 1920-22 | Magill, Christopher | Thesis | | |
| East Ulster in the early seventeenth century: a colonial economy and society | GIllespie, Raymond | Thesis | | 1982 |
| Eaten bread | McGillicuddy, Con | Monograph or Collective Volume | Choice Publishing | 2007 |
| Economic diversification in a marginal economy : a case study | Kirkham, G. | Article in Book | | 1981 |
| Economic growth : performance and explanations | Ó Gráda, Cormac | Article in Book | | 1995 |
| Economic growth and development, 1945-70 | Walsh, Brendan M. | Article in Book | | 1979 |
| Economic life, 1550–1730 | Gillespie, Raymond | Article in Book | | 2018 |
| Edith Somerville (1858-1949) | Gillespie, Frances | Article in Book | | 1987 |
| Editing and adaptation in the Book of the Dean of Lismore : a worked example | Gillies, William | Article in Book | | 2025 |
| Editor's introduction | Gillespie, Raymond | Article in Book | | 2004 |
| Edmund Borlase, historian of the Irish rebellion | MacGillivray, Royce | Article in Journal | | 1969 |
| Edmund MacRichard Butler: books and warfare in fifteenth-century Ireland | O'Neill, Timothy, 1947- | Article in Journal | | 2015 |
| Edmund Rice : founder of the Brothers of the Christian Schools | Fitzpatrick, J. D. | Monograph or Collective Volume | Gill | 1945 |
| Edmund Rice : founder of the Christian Brothers, Presentation Brothers and Presentation Sisters | Brennan, Damien,Gillen, MalachyLynch, Philip P., | Article in Book | | 2010 |
| Edmund Rice : the man and his time | Rushe, Desmond | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Edmund Rice : the man and his times | Rushe, Desmond | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| Educating for Europe | Cox, Pat | Article in Book | | 1990 |
| Education and democracy | Higgins, Michael D. | Article in Book | | 1990 |
| Education and language, 1938-51 | McCartney, Donal | Article in Book | | 1969 |
| Education and society in Ireland, 1946-70 | Sheehan, John | Article in Book | | 1979 |
| Education for the socially disadvantaged | O'Brien, Maeve | Article in Book | | 1990 |
| Education in Ireland : for what and for whom : proceedings of the Patrick McGill summer school, Glenties, 1989 | | Monograph or Collective Volume | Hibernian Press | 1990 |
| Education in the American colonies : the impact of Scotland | Wright, Esmond | Article in Book | | 1992 |
| Educational opportunities in Galway city: present trends and future prospects | Grimes, Seámus | Article in Book | | 1984 |
| Edward Carson | Stewart, Anthony Terence Quincey, 1929-2010 | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| Edward Eyre: Office and land in Restoration Galway | Gillespie, Raymond | Article in Journal | | 2022 |
| Edward Nangle and the Achill mission, 1834-1852 | Whelan, Irene | Article in Book | | 1987 |
| Edward Nangle and the Achill Mission, 1834-1852 | Whelan, Irene | Article in Book | | 1987 |
| Eighteenth and nineteenth-century Ireland | De Paor, Liam | Article in Book | | 1987 |
| Eighteenth-century Ireland : the isle of slaves | McBride, Ian | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Einmal Bonn - Athen und zurück : Das Olympiatagebuch des Iren John Pius Boland | Gillmeister, Heiner | Article in Journal | | 2003 |
| Éire sean is nua. Leis na Bráithreacha Críostúla | Irish Christian Brothers | Monograph or Collective Volume | Gill | 1954 |
| Elizabeth Chambers hears God's word | Gillespie, Raymond | Article in Book | | 2013 |
| Emigration and exile | Curtin, ChrisO'Dwyer, RianaÓ Tuathaigh, M. A. G. (Gearóid) | Article in Book | | 1988 |
| Enchantment in the walls: the possible use of a concealed bronze spearhead as a protective charm in a house in Corglass, County Leitrim | Gilligan, Donna
| Article in Journal | | 2017 |
| Encyclopaedia of Dublin | Bennett, Douglas | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| English attitudes to the Irish in England 1780-1900 | Gilley, Sheridan | Article in Book | | 1978 |
| English Catholic Attitudes to Irish Catholics | Gilley, Sheridan | Article in Journal | | 2009 |
| English Catholic attitudes to Irish Catholics | Gilley, Sheridan | Article in Journal | | 2009 |
| English Catholic attitudes to Irish Catholics | Gilley, Sheridan | Article in Book | | 2011 |
| English Catholic Charity and the Irish poor in London | Gilley, Sheridan | Article in Journal | | 1972 |
| English Catholic charity and the Irish poor in London (1700-1870) | Gilley, Sheridan | Article in Journal | | 1972 |
| English Catholic charity and the Irish poor in London : part II (1840-1870) | Gilley, Sheridan | Article in Journal | | 1972 |
| English Catholic charity and the Irish poor in London. Part 1 : 1700-1814; Part 2 : 1840-1870 | Gilley, Sheridan | Article in Journal | | 1972 |
| English working-class radicalism and the Irish | Belchem, John | Article in Book | | 1985 |
| Englishmen in sixteenth-century Irish annals | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 1990 |
| Enigma : a new life of Charles Stewart Parnell | Bew, Paul | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| Ennis in old photographs | Spellissy, Sean | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Enniscorthy | | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| Episcopal authority versus canonical autonomy of religious orders | Donovan, Finbarr | Article in Journal | | 2001 |
| Episode at Easter | MacEntee, Seán Francis, 1889-1984 | Monograph or Collective Volume | Gill | 1966 |
| Equality of education - a choice for society | MacMenamin, Peter | Article in Book | | 1990 |
| Era of emancipation : British government of Ireland, 1812-1830 | Jenkins, Brian A. | Monograph or Collective Volume | McGill-Queen's University Press | 1988 |
| Essays in Scotch-Irish history | Green, E. R. R.Ickringill, Steve | Monograph or Collective Volume | Ulster Historical Foundation | 1992 |
| Eva Gore-Booth's queer art of war | O'Connor, Maureen | Article in Book | | 2016 |
| Evangelical and Roman Catholic missions to the Irish in London, 1830-70 | Gilley, Sheridan | Thesis | | 1970 |
| Evil empire : John Gilligan, his gang and the execution of journalist Veronica Guerin | Williams, Paul | Monograph or Collective Volume | [s.n.] | 2001 |
| Examining the Book of Dimma, the scribe Dianchride and the Gospel of John | Gillis, JohnMeehan, Bernard | Article in Book | | 2017 |
| Excavating a mythological landscape: the 1931 amateur excavation of Sheebeg Cairn in Souuth County Leitrim | Gilligan, Donna | Article in Journal | | 2015 |
| Excavation at a multiple cemetery complex at Donacarney Great, Bettystown, Co. Meath | Boazman, GillianGiacometti, Antoine | Article in Journal | | 2023 |
| Excavations at Aghaloo Church, Rousky, County Tyrone | Carver, NaomiMurray, Emily | Article in Journal | | 2007 |
| Excavations at Knowth. 4, Historical Knowth and its hinterland | Byrne, Francis John, 1934-,Jenkins, William,Kenny, Gillian,Swift, Catherine, | Monograph or Collective Volume | Royal Irish Academy | 2008 |
| Excavations at Terryhoogan, County Armagh | McSparron, Cormac | Article in Journal | | 2007 |
| Excavations at the Dorsey, County Armagh | Hurl, Declan P.McSparron, Cormac | Article in Journal | | 2004 |
| Experiences and perceptions of rural women in the Republic of Ireland: studies in the border region | Gillmor, DesmondMcNerney, Catherine | Article in Journal | | 2005 |
| Explaining parochial and diocesan boundaries | Cullen, Seamus | Article in Book | | 1999 |
| Explorers, exploiters and entrepreneurs : early modern Ireland and its context, 1500-1700 | Gillespie, Raymond | Article in Book | | 1993 |
| External influences and relations, c.1220 to c.1500 | Clarke, Howard B. | Article in Book | | 2009 |
| Faces from the past. Two carved stone heads from Ballydawley, County Sligo and their place in the Irish context of the stone head tradition | Gilligan, Donna | Article in Journal | | 2015 |
| Faces of Ireland | Ó hEithir, Breandán | Article in Book | | 1987 |
| Fair-haired foreigners and dark-haired natives | White, Sean J. | Article in Book | | 1987 |
| Faith and fatherland : the Christian Brothers and the development of Irish nationalism, 1838-1921 | Coldrey, Barry | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Faith, family and fortune : the structures of everyday life in early modern Cavan | Gillespie, Raymond | Article in Book | | 1995 |
| Family secrets : William Butler Yeats and his relatives | Murphy, William | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Famine and the failures of parliament | Nowlan, Kevin B. | Article in Book | | 1973 |
| Famine echoes | | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Father Charles of Mount Argus | Christopher, Fr. | Monograph or Collective Volume | Gill | 1955 |
| Father William Barry : priest and novelist | Gilley, Sheridan | Article in Journal | | 1998 |
| Federation of Irish Employers, 1942-1992 FIE 50 | | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Fenagh in 1516 : the social and religious context for the Book of Fenagh | Kelly, LiamScott, Brendan | Article in Book | | 2016 |
| Fenian memories | O'Sullivan, T. F.Ryan, M. F. | Monograph or Collective Volume | Gill | 1945 |
| Fentona Mc Gillagh Quoyne: a medieval Gaelic estate | Ó Seanacháin, Diarmuid | Article in Journal | | 2011 |
| Ferocious Times: The IRA, the RIC, and Britain’s failure in 1919-1921 | Silke, Andrew | Article in Book | Routledge | 2017 |
| Fianna Fáil : a biography of the party | Whelan, Noel | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| Field surveys undertaken by the Ulster Archaeological Society in 2008 | Gillespie, Ian | Article in Journal | | 2010 |
| Fiery cross | Nevin, Donal | Article in Book | | 1998 |
| Fifty years of UTV | Anderson, Don, 1942- | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Fighting for a 'small provincial establishment' : the Cork goldsmiths and their quest for a local assay office | FitzGerald, Alison | Article in Book | | 2012 |
| Fighting Talk: The Statements of "The IRA/New IRA" | Morrison, John F. | Article in Book | | 2017 |
| Finavarra and its manor court in the 1670s | Gillespie, Raymond | Article in Journal | | 2001 |
| Fingal fairways : the early days of golf in north county Dublin | Gilleece, Dermot | Article in Book | | 1998 |
| Fingers : the man who brought down Irish Nationwide and cost us €6.4bn | Curran, RichardLyons, Tom | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| Fire at Bandon, great destruction of property | Anonymous | Article in Journal | | 2001 |
| Firecall : true stories of Irish firefighting and rescue | Kavanagh, Rúairí | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Five Donegal historians of the last century | McGill, Patrick J. | Article in Journal | | 1974 |
| Folklife and folk traditions | O'Dowd, Anne | Article in Book | | 1989 |
| Footprints of Fr. Theobald Mathew, apostle of temperance | Augustine,OFM | Monograph or Collective Volume | Gill | 1947 |
| For the sake of the Union : the nation in Stanford's fourth Irish Rhapsody | Scheer, Christopher | Article in Book | | 2006 |
| Foreign language books, 1550-1700 | Lyons, Mary Ann | Article in Book | | 2006 |
| Foreign language books, 1700-1800 | Kennedy, Máire | Article in Book | | 2006 |
| Forensic Anthropology and Archaeology as Tools for Reconciliation in Investigations into Unmarked Graves at Indian Residential Schools | Albanese, JohnCardoso, Hugo F.V.Holland, EmilyKennedy, DarianNichols, Katherine L.Reder, DeannaTaylor, EltonYang, DongyaYellowhorn, Eldon | Article in Book | | 2021 |
| Foreword: The Royal Society of Canada - The Legacy of Duncan Campbell Scott | Backhouse, Constance | Article in Book | | 2021 |
| Forgotten soldiers : the Irishmen shot at dawn | Walker, Stephen | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Foundations I : 1848-1870 | Pine, Richard | Article in Book | | 1998 |
| Foundations II : 1871-1889 | Pine, Richard | Article in Book | | 1998 |
| Foundations of a disunited kingdom | Gillingham, John | Article in Book | | 1995 |
| Fourteen May days : the inside story of the loyalist strike of 1974 | Anderson, Don, 1942- | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Fr Henry Gill, SJ | Carwsell, Simon | Article in Book | | 2014 |
| France | Gillissen, Christophe | Article in Book | | 2013 |
| Frank Duff | O'Brien, Leon | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| Frank Duff | Ó Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| Frank Duff : a biography | Ó Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| Frederick Lucas, The Tablet and Ireland : a Victorian forerunner of Liberation Theology | Gilley, Sheridan | Article in Book | | 1993 |
| Free as a bird : (the shadow of Artane) | Touher, Patrick | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Freedom to achieve freedom : the Irish Free State 1922-1932 | Corcoran, Donal P. | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| Freemasonry, conservatism and loyalism in Ulster, 1792-9 | Mirala, Petri | Article in Book | | 2004 |
| From Anglo-Irish to British-Irish relations | Gillespie, Paul | Article in Book | | 2000 |
| From Bonn to Athens, single and return : the diary of John Pius Boland, Olympic champion, Athens, 1896 | Boland, John Pius | Monograph or Collective Volume | Academia Verlag | 2008 |
| From charters to carters : aspects of fairs and markets in medieval Leinster | Holton, Karina | Article in Book | | 2001 |
| From first Dáil through Irish Free State | Farrell, Brian | Article in Book | | 1988 |
| From heiress to widow in twelfth- and thirteenth-century Anglo-Norman Ireland: a study of conditions and rights of the heiresses and widows of the new nobility | Kenny, Gillian | Thesis | | 1997 |
| From Kalkbrenner to O'Conor | Acton, Charles | Article in Book | | 1998 |
| From Marchant to Greig : a seamless thread through an uncertain terrain | Houston, Kerry | Article in Book | | 2018 |
| From megalith to megastore : broadcasting and Irish culture | Gibbons, Luke | Article in Book | | 1988 |
| From rejection to integration : a centenary of service of Daughters of Charity to persons with a mental handicap | Robins, Joseph | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| From splendour to famine | Kelly, James, 1959- | Article in Book | | 1997 |
| From splendour to famine | Kelly, James, 1959- | Article in Book | | 2000 |
| From Swift to Grattan | McCracken, J. L. | Article in Book | | 1973 |
| From the darkness to the dawn : the later prehistoric and early Christian borderlands | Buckley, Victor M. | Article in Book | | 1989 |
| From union to union : nationalism, democracy and religion in Ireland - Act of Union to EU | Girvin, Brian | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| From United Kingdom to divided island : aspects of the Irish experience, 1850-1922 | Ó Tuathaigh, M. A. G. (Gearóid) | Article in Book | | 1988 |
| From Victorian "Little Ireland" to heritage trail : catholicism, community and change in Liverpool's docklands | Boyce, Frank | Article in Book | | 1999 |
| From war to civil war in Ireland : Three essays on the treaty debate : The great debate | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1973 |
| From war to civil war in Ireland : Three essays on the treaty debate : The meaning of independence | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1973 |
| From war to civil war in Ireland: Three essays on the treaty debate: Days of decision | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1973 |
| Functions and classification of tower houses in Ireland | Eadie, Gillian K. | Thesis | | |
| Fundamental rights and the constitution | Kelly, John | Article in Book | | 1988 |
| Funding literary enterprise and publishing in Ireland | McIntosh, Gillian | Article in Book | | 2011 |
| Funding the nation : money and nationalist politics in nineteenth-century Ireland | Keyes, Michael | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| Funerals and society in early seventeenth-century Ireland | Gillespie, Raymond | Article in Journal | | 1985 |
| Gaelic and Gaelicized Ireland in the Middle Ages | Nicholls, K. W. (Kenneth W.) | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Gaelic Catholicism and the Ulster plantation | Gillespie, Raymond | Article in Book | | 2013 |
| Gaelic culture in crisis : the literary response 1600-1850 | Ó Tuama, Seán | Article in Book | | 1988 |
| Gaelic economy and society | O'Dowd, Mary | Article in Book | | 1986 |
| Gaelic studies | Watson, William John, 1865-1948 | Article in Book | | 1937 |
| Galway : from the Reformation to the penal laws | Canny, Nicholas P. | Article in Book | | 1984 |
| Galway and its Jacobite charter, 1688 : polity and performance | Gillespie, Raymond | Article in Journal | | 2016 |
| Galway city, a changing regional capital : employment and population since 1966 | Cawley, MaryÓ Cearbhaill, Diarmuid | Article in Book | | 1984 |
| Galway GAA in old photographs | Mahon, Jack | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| Galway in old photographs | O'Dowd, Peadar | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| Galway merchants in the outside world, 1650-1800 | Cullen, L. M. (Louis Michael) | Article in Book | | 1984 |
| Galway's literary associations | Diskin, Patrick | Article in Book | | 1984 |
| Gangster : the biography of international drug trafficker John Gilligan | Mooney, John | Monograph or Collective Volume | Maverick House | 2008 |
| Gangster : the inside story of John Gilligan, his drugs empire and the murder of journalist Veronica Guerin | Mooney, John | Monograph or Collective Volume | Cutting Edge Press | 2001 |
| Garret Fitzgerald : a personal memoir | Lynch, Patrick, 1917-2001 | Article in Book | | 1986 |
| Garret Fitzgerald : critic turned practitioner | Gazzo, Emanuele | Article in Book | | 1986 |
| Garret Fitzgerald and the Fine Gael party | O'Brien, William | Article in Book | | 1986 |
| Gathering ideas : a clerical library in County Cork, 1774 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Geographical perspectives on the borderlands | Duffy, Patrick J. | Article in Book | | 1989 |
| Geographical societies in the Republic of Ireland | Gillmor, Desmond A. | Article in Journal | | 1996 |
| George Buchanan and the Celts in Britain | Collis, John | Article in Book | | 1999 |
| George O'Brien : a biographical memoir | Meenan, James Francis | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| George Rawdon's Lisburn | Gillespie, Raymond | Article in Journal | | 1991 |
| George Sigerson poet, patriot, scientist and scholar | McGilloway, Ken | Monograph or Collective Volume | Stair Uladh (Ulster Historical Foundation) | 2011 |
| Georgian Belfast, 1750-1850 : maps, buildings and trade | Brett, Charles Edward Bainbridge, Sir, 1928-2005Gillespie, RaymondMaguire, W. A. (William Alexander) | Monograph or Collective Volume | Royal Irish Academy | 2004 |
| Georgian Dublin | | Monograph or Collective Volume | Four Courts | 2008 |
| Gerald Griffin. Poet, novelist, Christian Brother | Gill, W. S. | Monograph or Collective Volume | Gill | 1940 |
| Gerry : a memoir | Anderson, Don, 1942-Kelly, Gerry, 1948- | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Giants of Gaelic football | Ó Ceallacháín, Séan Óg | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Gilbert of Limerick revisited | Richter, Michael, 1943-2011 | Article in Book | | 2000 |
| Gill & Macmillan annotated constitution of Ireland 1937-1994 | | Monograph or Collective Volume | [s.n.] | 1995 |
| Gill Abbey and the "rental of Cong" | Ó Murchadha, Diarmuid | Article in Journal | | 1985 |
| Gilla Ísa Mac Fir Bhisigh and a scribe of his school | Ó Concheanainn, Tomás | Article in Journal | | 1974 |
| Gilla Mic Liag Mac Ruaidhri, primate of Armagh, 1137-1174 | Gogarty, Thomas | Article in Journal | | 1918 |
| Gilla mo Dutu Úa Caiside | Murray, Kevin | Article in Book | | 2004 |
| Gille of Limerick (c.1070-1145) : architect of a medieval church | Fleming, John | Monograph or Collective Volume | Four Courts | 2001 |
| Gille of Limerick (c.1072-1145), an Irish canonist | Fleming, John | Article in Book | | 2009 |
| Gillebert of Limerick : the Prelate's present to the Primate of England | Lucey, John | Article in Journal | | 2006 |
| Gillebert of Limerick as an Irish saint: a case of mistaken identity | Lucey, John | Article in Journal | | 2010 |
| Gillebert of Limerick: Theorist or Shallow Theologian? | Lucey, John | Article in Journal | | 2011 |
| Gillie Blackmore Dun Laoghaire's troubadour | Lewis, Peter | Article in Journal | | 1991 |
| Gladstone, Home Rule and the Ulster question 1882-93 | Loughlin, J. | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Godfathers! : inside Northern Ireland's drug racket | McDowell, James | Monograph or Collective Volume | Gill & Macmillan | 2001 |
| Godly order : enforcing peace in the Irish Reformation | Gillespie, Raymond | Article in Book | | 2006 |
| God’s Wall of Brass: Cromwell’s Generals in Ireland, 1649–1650 | Bennett, Martyn | Article in Book | | 2021 |
| Golden Eagle Rising: A Conversation on Indigenous Knowledge and the Royal Society of Canada | Jackson, ShainMilton, Cynthia E. | Article in Book | | 2021 |
| Government and Dáil : constitutional myth and political practice | Chubb, Basil | Article in Book | | 1988 |
| Government and Roman Catholics in Ireland, 1850-1940 | Kerr, Donal A. | Article in Book | | 1992 |
| Government versus secret societies : the Parnell era | Hawkins, Richard | Article in Book | | 1973 |
| Governor : inside the Maze | McKee, William, 1955- | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Graduate output, European mobility and national development | O'Hare, Danny | Article in Book | | 1990 |
| Grand tour : the passage of migrant craftsmen from Lake Lugano to Co. Kildare | Casey, Christine | Article in Book | | 2012 |
| Grattan's parliament | Lee, J.J. (John Joseph), 1942- | Article in Book | | 1973 |
| Gravestone Inscriptions of Co. Cork XIX: Tracton Burial Ground | Henchion, Richard | Article in Journal | | 2015 |
| Graziers and grasslands : portrait of a rural Meath community, 1854-1914 | Gilligan, Jim | Monograph or Collective Volume | Irish Academic Press | 1998 |
| Great Britain : England and Wales | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | Gill | 1968 |
| Great Britain : Scotland | Handley, J. E. | Monograph or Collective Volume | Gill | 1968 |
| Greater Ireland and the Australian immigrant : the religious dimension | Richards, Eric | Article in Book | | 2015 |
| Green against green : the Irish civil war | Hopkinson, Michael | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Green flags on their bayonets : Winifred Letts and the Great War | Winterson, Kieron | Article in Book | | 2010 |
| Growth, 1890-1921 | Pine, Richard | Article in Book | | 1998 |
| Guardians of the peace | Brady, Conor | Monograph or Collective Volume | Gill & Macmillan | 1975 |
| Guide to historic Dublin | Mac Loughlin, Adrian | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| Guide to national and historic monuments of Ireland : including selection of other monuments not in state care | Harbison, Peter | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Guide to the national monuments in the Republic of Ireland, including a selection of other monuments not in state care | Harbison, Peter | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| Gunsmoke and mirrors : how Sinn Féin dressed up defeat as victory | McDonald, Henry | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Hallelujiah : the story of a musical genius and the city that brought his masterpiece to life | Bardon, Jonathan | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| Hallowed by saints, coveted by kings : Christianisation and land tenure in Rathdown c. 400-900 | Boazman, Gill | Article in Book | | 2016 |
| Hard cases : true stories of Irish crime | Kerrigan, Gene | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Harvest crises in early 17th-century Ireland | Gillespie, Raymond | Article in Journal | | 1984 |
| Haughey | Murphy, Gary | Monograph or Collective Volume | Gill Books | 2021 |
| Haughey's millions : Charlie's money trail | Keena, Colm | Monograph or Collective Volume | Gill & Macmillan | 2001 |
| Haunting cries : stories of child abuse from industrial schools | Coleman, Karen | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Health and medicine in Galway | Murray, James P. | Article in Book | | 1984 |
| Hekla 3, environmental downturns and Irish Late Bronze Age hillforts : connections revisited | Plunkett, Gill | Article in Journal | | 2006 |
| Henry Gillespie - from Mallow to Iowa | Moynihan, Anne | Article in Journal | | 2018 |
| Henry II, the Council of Cashel and the Irish bishops | Flanagan, Marie Therese | Article in Journal | | 1996 |
| Henry Ireton in Ireland, 1649–1651: Oliver Cromwell’s ‘Second Self’? | Farr, David | Article in Book | | 2021 |
| Her keys to the city : honouring the women who made Dublin | Gilliland, Allison ; Finn, Clodagh | Monograph or Collective Volume | Dublin City Council ; Four Courts Press | 2022 |
| Heretic London, holy poverty and the Irish poor, 1830-1870. | Gilley, Sheridan | Article in Journal | | 1971 |
| Heretic London, holy poverty and the Irish poor, 1830-70 | Gilley, Sheridan | Article in Journal | | 1971 |
| Hiding behind a face : Fine Gael under Fitzgerald | O'Byrne, Stephen | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Higher education : growth, diversification and selectivity | Clancy, Patrick | Article in Book | | 1990 |
| Hindsights : ten meetings of minds | Ó Murchú, Liam P. | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| Hippocratic endeavours of Castleknock pastmen in medicine | Lyons, J. B. (John Benignus) | Article in Book | | 1996 |
| Historic buildings, groups of buildings, areas of architectural importance in North Derry, including Limavady, Ballykelly, Castlerock, Downhill and Magilligan | Girvan, W. D. | Monograph or Collective Volume | Ulster Architectural Heritage Society | 1975 |
| Historical atlas of Dublin | Killeen, Richard | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Historical background | Haughton, Jonathan | Article in Book | | 2008 |
| Historical discoveries in Ballycastle | McGill, Daniel J. | Article in Journal | | 2010 |
| Historical revisits : T.W. Moody, The Londonderry plantation, 1609-1641 (1939) | Gillespie, Raymond | Article in Journal | | 1994 |
| Historical studies, VIII | | Monograph or Collective Volume | Gill and Macmillan | 1971 |
| Historical writing, 1550-1660 | Hadfield, Andrew | Article in Book | | 2006 |
| Historical writing, 1660-1750 | Cunningham, Bernadette | Article in Book | | 2006 |
| Historical writing, 1750-1800 | Rankin, Deana | Article in Book | | 2006 |
| Historiography, heritage, inheritance : Irish castellology and Leask's Irish castles | O'Keeffe, Tadhg | Article in Book | | 2006 |
| History and environment | | Monograph or Collective Volume | University College Dublin: Lord Edward [Fitzgerald] Memorial Fund Board of Management | 1998 |
| History in the Public Interest: Teaching Decolonisation through the RSC Archive | Breault, MeaganBuschek, EllisEvans, JenniferLong, BrittanySchoch, SabrinaSiebert, David | Article in Book | | 2021 |
| History of Church of Ireland parish of Kilcock, Cloncurry, Ballyscullogue and Clonshanbo, 1540-1999 | Frazor, David | Article in Book | | 1999 |
| Holding the line : an autobiography | Hermon, John C. | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| Holy Cross abbey and the Counter-Reformation in Tipperary | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 1992 |
| Holy Trinity Church Crosshaven, Co. Cork : a short illustrated history to celebrate the sesquincentenary, 1868-2018 | Gill, Jennifer | Monograph or Collective Volume | Templebredy Church | 2018 |
| Holy wells | O'Donoghue, Catherine | Article in Book | | 1999 |
| Holy wells of County Kildare in the early modern period | Finan, Gillian | Thesis | | 2005 |
| Home after 60 years | Hasson, Seamus | Article in Journal | | 2009 |
| Home or away ; the great war and the Irish revolution | Johnston, Kevin | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Home Rule and the elections of 1885-6 : documents | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| Home Rule, radicalism and the Liberal party, 1886-1895 | Heyck, Thomas William | Article in Book | | 1987 |
| How Stormont fell | Kelly, Henry | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| How the peace was won | Rowan, Brian | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| How the Shannon Scheme workers lived | McCarthy, Michael | Article in Book | | 2002 |
| How women won the right to vote - Roscommon women's role | Coyle, Maura | Article in Journal | | 2019 |
| Hugh Boyd's role in the industrialization of Ballycastle | McGill, D. J. | Article in Journal | | 2003 |
| Hugh Cargill, a friend of liberty | O'Malley, Thomas | Article in Journal | | 1900 |
| Humpy Joe the obstructionist : Joseph Gillis Biggar, home rule MP for Cavan 1874-90 | Magee, Jack | Article in Journal | | 2003 |
| Identifying the Irish in Victorian Britain : recent trends in historiography | Swift, Roger | Article in Book | | 2011 |
| If you want to know who we are : the Rathmines & Rathgar Musical Society 1913-2013 | Dungan, Myles | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| Images and iconoclasts in early modern Gaelic texts | Mac Craith, Mícheál | Article in Book | | 2010 |
| Images of Ireland : central Dublin | | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Images of Ireland, 1170-1600 : the origins of English imperialism | Gillingham, John | Article in Journal | | 1987 |
| Imagining angels in early modern Ireland | Gillespie, Raymond | Article in Book | | 2006 |
| Imagining Belfast | Connolly, Sean J.McIntosh, Gillian | Article in Book | | 2012 |
| Imagining St Caillín : the making of the Book of Fenagh | Gillespie, Raymond | Article in Book | | 2016 |
| Immigration to Britain. The Irish | Gilley, SheridanHolmes, Colin | Article in Journal | | 1985 |
| Imprint of the past | Aalen, F. H. A. | Article in Book | | 1989 |
| In Conall's footsteps | McGill, Lochlainn | Monograph or Collective Volume | Brandon | 1992 |
| In good company : conversations with Irish leaders | Kenny, Ivor | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| In great haste : the letters of Michael Collins and Kitty Kiernan | Collins, Michael, 1890-1922Ó Broin, León, 1902-1990Ó hEigeartaigh, Cian | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| In great haste : the letters of Michael Collins and Kitty Kiernan | Collins, Michael, 1890-1922Kiernan, KittyÓ Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| In great haste : the letters of Michael Collins and Kitty Kiernan | Ó Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| In love with a mad dog | Caldwell, JuneRobinson, Jackie | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| In my own time : inside Irish politics and society | Downey, James | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| In Our Day An Oral History of Dublin's Bygone Days | Kearns, Kevin C. | Monograph or Collective Volume | Gill Books | 2022 |
| In Retrospect : Ernest McClintock Dix and the first book printed in Dublin | Gillespie, Raymond | Article in Journal | | 2008 |
| In search for madness : a psychiatrists travels through the history of mental illness | Kelly, Brendan | Monograph or Collective Volume | Gill Books | 2022 |
| In search of political stability | Aunger, Edmund A. | Monograph or Collective Volume | McGill-Queen's University Press | 1981 |
| In the beginning : 1837-75 | Smith, Cornelius F. | Article in Book | | 1990 |
| In the saddle | O'Connor, Philip | Article in Book | | 1990 |
| In the shadow giants : a social history of the Belfast shipyards | Johnston, Kevin | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| In time of war : Ireland, Ulster and the price of neutrality 1939-45 | Fisk, Robert | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Incongruous organ music in an Irish cathedral | Johnstone, Andrew | Article in Book | | 1993 |
| Independence | Arthur, Paul, 1945- | Article in Book | | 1982 |
| Industrial relations in Ireland | Gunnigle, PatrickMcMahon, GerardWallace, Joseph | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Industry and labour | Nevin, Donal | Article in Book | | 1969 |
| Infinite variety : Dan Lowrey's music hall 1879-97 | Watters, E. | Monograph or Collective Volume | Gill & Macmillan | 1975 |
| Inishowen heritage centre and folk museum, Bridgt St., Cardonagh | Gillen, M. | Article in Journal | | 1989 |
| Inside man : life as an Irish prison officer | Bray, Philip,Galvin, Anthony H. | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Intermezzo : Edith Oldham and George Grove | Pine, Richard | Article in Book | | 1998 |
| Intermezzo : the academy's premises, 1848-1998 | Pine, Richard | Article in Book | | 1998 |
| Intermezzo : the Student's Musical Union | Pine, Richard | Article in Book | | 1998 |
| International trade and political institutions : instituting trade in the long nineteenth century | | Monograph or Collective Volume | Edward Elgar | 2001 |
| Interview; our man in Montreal | Carey, Vincent | Article in Journal | | 2000 |
| Intimidation and the control of conflict in Northern Ireland | Darby, John | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Into the dark : 30 years in the RUC | Brown, Johnston | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Into the twentieth century | Gillespie, RaymondMoran, Gerard | Article in Book | | 1991 |
| Introduction | Gilley, SheridanSwift, Roger | Article in Book | | 1985 |
| Introduction | Pine, Richard | Article in Book | | 1998 |
| Introduction | Gillespie, Raymond | Article in Book | | 2013 |
| Introduction | Gilley, SheridanSwift, Roger | Article in Book | | 1999 |
| Introduction | O'Donnell, Barry | Article in Book | | 2008 |
| Introduction | Brady, CiaránGillespie, Raymond | Article in Book | | 1986 |
| Introduction | Gilley, SheridanSwift, Roger | Article in Book | | 1989 |
| Introduction | Gillespie, Raymond | Article in Book | | 2007 |
| Introduction | Refaussé, Raymond | Article in Book | | 2009 |
| Introduction | Gilley, SheridanSwift, Roger | Article in Book | | 2011 |
| Introduction | Williams, T. Desmond | Article in Book | | 1973 |
| Introduction | Gillespie, RaymondHadfield, Andrew | Article in Book | | 2006 |
| Introduction | Gillespie, RaymondO'Sullivan, Harold | Article in Book | | 1989 |
| Introduction (Drogheda and Wexford, 1649) | Reilly, Tom | Article in Book | | 2021 |
| Introduction : people, place and time | Gillespie, Raymond | Article in Book | | 1995 |
| Introduction : writing local history | Gillespie, RaymondMoran, Gerard | Article in Book | | 1987 |
| Introduction: 100 Years of Irish Republican Violence. 1916-2006 | Gill, PaulMorrison, John F. | Article in Book | | 2017 |
| Introduction: Dublin and beyond | Gillespie, RaymondKelly, JamesLyons, Mary Ann | Article in Book | | 2022 |
| Introduction: manuscripts and society | Gillespie, Raymond | Article in Book | | 2019 |
| Introduction: The Royal Society of Canada and the Marginalization of Indigenous Knowledge | Backhouse, ConstanceMilton, Cynthia E. | Article in Book | | 2021 |
| Ireland | McQuitty, WilliamSheedy, Terence J. | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| Ireland | Sheehy, Terence J. | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| Ireland | Gillespie, Raymond | Article in Book | | 2007 |
| Ireland 1963; a year of marvels, mysteries, merriment and misfortune | Kearns, Kevin C. | Monograph or Collective Volume | Gill Books | 2018 |
| Ireland : art into history | | Monograph or Collective Volume | Town House|R. Rinehart | 1994 |
| Ireland : the land of heart's desire | Canoro, Elisabetta | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| Ireland and Europe, 1919-1948 | Keogh, Dermot | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Ireland and Latin America : links and lessons | Kirby, Peadar | Monograph or Collective Volume | Trócaire and Gill and Macmillan | 1992 |
| Ireland and the Ballot Act of 1872 | Hurst, Michael | Article in Book | | 1987 |
| Ireland and the federal solution : the debate over the United Kingdom constitution, 1870-1920 | Kendle, John | Monograph or Collective Volume | McGill-Queen's University Press | 1989 |
| Ireland and the war | Williams, T. Desmond | Article in Book | | 1969 |
| Ireland before the famine, 1798-1848 | Ó Tuathaigh, M. A. G. (Gearóid) | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Ireland before the Normans | Ó Corráin, Donnchadh | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Ireland before the Vikings | Mac Niocaill, Gearóid | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Ireland in brick and stone: The Island’s history in its buildings | Killeen, Richard | Monograph or Collective Volume | Gill & Macmillan | 2012 |
| Ireland in the 18th century | Johnston, E. M. | Monograph or Collective Volume | | 1974 |
| Ireland in the contemporary world : essays in honour of Garret Fitzgerald | | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Ireland in the eighteenth century | Johnson, Edith Mary | Monograph or Collective Volume | Gill & Macmillan | 1974 |
| Ireland in the later Middle Ages | Lydon, James F. | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Ireland in the Twentieth Century | Murphy, John A. | Monograph or Collective Volume | Gill & Macmillan | 1975 |
| Ireland past and present | | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Ireland past and present | | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Ireland's arctic siege : the big freeze of 1947 | Kearns, Kevin C. | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| Ireland's armada legacy | Flanagan, Laurence | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Ireland's changing demographic structure | Walsh, Brendan M. | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| Ireland's Hastings : the Anglo-Norman conquest of Dublin | Duffy, Seán | Article in Journal | | 1998 |
| Ireland's house party : what the estate agents don't want you to know | Brawn, Derek | Monograph or Collective Volume | Gill and Macmillan | 2009 |
| Ireland's stand : being a selection of the speeches of Eamon de Valera during the war (1939-45) | De Valera, Eamon | Monograph or Collective Volume | Gill | 1946 |
| Ireland, 1907-1947 : the socio-economic context | Ó Gráda, Cormac | Article in Book | | 1998 |
| Ireland, 1945-70 | Lee, J.J. (John Joseph), 1942- | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| Ireland, Britain and Germany, 1871-1914 : problems of nationalism and religion in nineteenth-century Europe | Prill, F. | Monograph or Collective Volume | Gill & Macmillan | 1975 |
| Ireland, Europe and the world : writings on a new century | O'Brien, Dan | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Ireland, habitat, culture, and personality | Cawley, Mary | Article in Book | | 1988 |
| Ireton in Ireland | Gillespie, LaRoux K. | Article in Journal | | 2014 |
| Irish and Catholic : myth or realtiy? : another sort of Irish and the renewal of the clerical profession among Catholics in England | Connolly, Gerard | Article in Book | | 1985 |
| Irish and Scottish encounters with indigenous peoples : Canada, the United States, New Zealand, and Australia | | Monograph or Collective Volume | McGill-Queen's University Press | 2013 |
| Irish Batt : the story of Ireland's Blue Berets in the Lebanon | McDonald, Henry | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Irish cathedral libraries before 1700 | Gillespie, Raymond | Article in Book | | 2005 |
| Irish Catholicism in Britain | Gilley, Sheridan | Article in Book | | 1992 |
| Irish Catholicism since 1950 : the undoing of a culture | Fuller, Louise | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| Irish culture is alive in Philadelphia | McGill, James H. | Article in Journal | | 1978 |
| Irish defence policy, 1938-51 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1969 |
| Irish elections, 1918-77 | O'Leary, Cornelius | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| Irish episcopalians in the Scottish episcopal diocese of Glasgow and Galloway during the nineteenth century | Meredith, Ian | Article in Book | | 2011 |
| Irish ethno-botany and the evolution of medicine in Ireland | Moloney, Michael F. | Monograph or Collective Volume | M. H. Gill & Son, Ltd. | 1919 |
| Irish Europe, 1600-1650 : writing and learning | | Monograph or Collective Volume | Four Courts | 2013 |
| Irish exiles in Catholic Europe | Giblin, Cathaldus | Monograph or Collective Volume | Gill | 1971 |
| Irish exiles in Catholic Europe | Giblin, Cathaldus | Article in Book | | 1968 |
| Irish fairs and markets : studies in local history | | Monograph or Collective Volume | Four Courts | 2001 |
| Irish family names : arms, origins, and locations | De Breffny, Brian | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| Irish foreign policy, 1945-51 | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1969 |
| Irish foreign policy, 1949-69 | Williams, T. Desmond | Article in Book | | 1979 |
| Irish funeral monuments and social change 1500-1700 : perceptions of death | Gillespie, Raymond | Article in Book | | 1994 |
| Irish genealogical connections : the Scottish dimension | Ó Muraíle, Nollaig | Article in Book | | 1999 |
| Irish genealogy and pseudo-genealogy | Gillespie, Fergus | Article in Book | | 1993 |
| Irish government today | Dooney, SeánO'Toole, John | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Irish historic towns atlas : vol 1 : Kildare, Carrickfergus, Bandon, Kells, Mullingar, Athlone | | Monograph or Collective Volume | Royal Irish Academy | 1996 |
| Irish historic towns atlas, Vol. 2 : Maynooth, Downpatrick, Bray, Kilkenny, Fethard, Trim | | Monograph or Collective Volume | Royal Irish Academy | 2005 |
| Irish historical documents since 1800 | | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Irish Home Rule finance : a neglected dimension of the Irish question, 1910-1914 | Jalland, Patricia | Article in Book | | 1987 |
| Irish Identities in Victorian Britain | Gilley, SheridanSwift, Roger | Article in Journal | | 2009 |
| Irish identities in Victorian Britain | | Monograph or Collective Volume | Routledge | 2011 |
| Irish immigrants in Cornwall : the Camborne experience, 1861-82 | Miskell, Louise | Article in Book | | 1999 |
| Irish influence on parliamentary elections in London, 1885-1914 : a simple test | O'Day, Alan | Article in Book | | 1985 |
| Irish Jesuit chaplains in the First World War | | Monograph or Collective Volume | Messenger Publications | 2014 |
| Irish lives | McGillion, Joseph | Monograph or Collective Volume | Folens | 1973 |
| Irish migrants in the Canadas : a new approach | Elliot, Bruce S. | Monograph or Collective Volume | McGill-Queen's University Press | 2004 |
| Irish migration and settlement in Victorian England : a small-town perspective | Herson, John | Article in Book | | 1989 |
| Irish mineral development and Canadian participation | Gillmor, Desmond A. | Article in Journal | | 1971 |
| Irish nationalism and the British state : from repeal to revolutionary nationalism | Jenkins, Brian A. | Monograph or Collective Volume | McGill-Queen's University Press | 2006 |
| Irish neolithic pottery : the story in 1995 | Sheridan, Alison | Article in Book | | 1995 |
| Irish neutrality and the U.S.A., 1939-1947 | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1977 |
| Irish news in the French press, 1789-1798 | Le Biez, Gilles | Article in Book | | 1993 |
| Irish pilgrimage | Mould, Daphne D. C. Pochin | Monograph or Collective Volume | Gill | 1955 |
| Irish place names in Co. Antrim | Magill, P. | Article in Journal | | 1939 |
| Irish place-names | Flanagan, DeirdreFlanagan, Laurence | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Irish poetry of the 1930s | Gillis, Alan A. | Monograph or Collective Volume | Oxford University Press | 2005 |
| Irish potatoes, Indian corn and British politics : interests, ideology, heresthetic and the repeal of the corn laws | McLean, Iain | Article in Book | Edward Elgar | 2001 |
| Irish preaching before the end of the ninth century : assessing the extent of our evidence | O'Loughlin, Thomas | Article in Book | | 2001 |
| Irish preaching, 700-1700 | | Monograph or Collective Volume | Four Courts | 2001 |
| Irish primary education in 1824 | Fitzgerald, Garret | Article in Book | | 2013 |
| Irish primary education in the early nineteenth century : an analysis of the first and second reports of the Commissioners of Irish Education Inquiry, 1825-6 | Fitzgerald, GarretO'Brien, GillianÓ Gráda, Cormac | Monograph or Collective Volume | Royal Irish Academy | 2013 |
| Irish print and Protestant identity : William King's pamphlet wars, 1687-1697 | Gillespie, Raymond | Article in Book | | 2003 |
| Irish printing in the early seventeenth century | Gillespie, Raymond | Article in Journal | | 1988 |
| Irish provincial cultures in the long eighteenth century : making the middle sort. Essays for Toby Barnard | | Monograph or Collective Volume | Four Courts | 2012 |
| Irish railways : a new history | Ferris, Tom | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Irish redcoat minuteman and philanthropist : Donegal's Hugh Cargill | Moore, David | Article in Journal | | 2003 |
| Irish religious networks in colonial South Asia, ca. 1788-1858 | Crosbie, Barry | Article in Book | | 2015 |
| Irish revolutionaries and the French revolution | Gillen, Ultán | Article in Book | | |
| Irish rogues and rascals | McArdle, Joseph | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Irish rugby 1874-1999 : a history | Van Esbeck, Edmund | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Irish settlement in the north-east and north-west of England in the mid-nineteenth century | Neal, Frank | Article in Book | | 1999 |
| Irish social policy : a critical introduction | Considine, MairéadDukelow, Fiona | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Irish studies | Dillon, Myles | Article in Book | | 1937 |
| Irish studies : a general introduction | | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Irish surgeons and surgery in the twentieth century | | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Irish surnames | O'Farrell, Padraic | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| Irish terrorism on English soil in 1867 | West, Fiona Rosemary | Article in Book | | 2004 |
| Irish towns in a period of change 1558-1625 | Sheenan, Anthony | Article in Book | | 1986 |
| Irish towns in a period of change, 1558-1625 | Sheehan, A. J. (Anthony J.) | Article in Book | | 1986 |
| Irish Unionism. Vol. 2, Ulster Unionism and the origins of Northern Ireland, 1886-1922 | Buckland, Patrick | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Irish Victorian churches : denominational distinctions | Rowan, Alistair | Article in Book | | 1994 |
| Irish whiskey : a history of distilling, the spirit trade and excise controls in Ireland | McGuire, E. B. | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Irish women at war : the twentieth century | | Monograph or Collective Volume | Irish Academic Press | 2010 |
| Irishmen in Scottish census records | Cargill, D. C. | Article in Journal | | 1977 |
| Ironing the land : the coming of the railways to Ireland | O'Connor, Kevin | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| It all happened | Fenton, Seamus | Monograph or Collective Volume | Gill | 1948 |
| J. S. Mill and the Irish question : reform, and the integrity of the empire, 1865-1870 | Steele, Edward David | Article in Book | | 1987 |
| Jack Lynch : a biography | Keogh, Dermot | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Jacqueline R. Hill and the study of history in Ireland: a career of dedication and achievement | Comerford, VincentCunningham, Bernadette | Article in Book | | 2022 |
| James Connolly | Edwards, Ruth Dudley | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| James Connolly : a full life | Nevin, Donal | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| James Craig : Lord Craigavon | Buckland, Patrick | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| James Larkin : labour leader | Larkin, Emmet | Article in Book | | 1998 |
| James Larkin : lion of the fold | | Monograph or Collective Volume | Gill & Macmillan in association with RTE and the Services, Industrial, Professional and Technical Union | 1998 |
| James Ussher and his Irish manuscripts | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 2005 |
| James Vaughan, Warden of Galway: ambition and achievement in Restoration Ireland | Gillespie, Raymond | Article in Journal | | 2020 |
| Jeremy Swain | Coakley, Davis | Article in Book | | 1996 |
| John Colgan as historian | Cunningham, Bernadette | Article in Book | | 2013 |
| John Cooney | Counihan, H. E. | Article in Book | | 1996 |
| John Macnamara | Bloom, Pat | Article in Book | | 1996 |
| John Millington Synge : a biography | Kiely, David M. | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| John Perkins and his circle in Plantation Dungannon | GIllespie, Raymond | Article in Journal | | 2017 |
| John Swift : an Irish dissident | Swift, John | Monograph or Collective Volume | Gill & Macmillan | 1990 |
| Joseph Gillis Biggar, the Honourable Member for Cavan | Heatley, Fred | Article in Journal | | 1984 |
| Journey to Belmullet | Gillan, Eugene | Article in Journal | | 2018 |
| Joyful mother of children : Mother Francis Mary Teresa Ball | Loreto, A. | Monograph or Collective Volume | Gill | 1961 |
| Just like yesterday : an autobiography | Ó Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Just Mary: a memoir | O'Rourke, Mary | Monograph or Collective Volume | Gill & Macmillan | 2012 |
| Justice for Raymond | McCord, Raymond | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Kathleen Ní-Hoolihan | Gill, W. W. | Article in Journal | | 1938 |
| Keeping the faith : the Catholic Church and education in Northern Ireland and the U.S.A. | Fraser, Grace | Article in Book | | 2001 |
| Keeping us in the dark : censorship and freedom of information in Ireland | Ryan, B. | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Kelly : a memoir | Anderson, Don, 1942-Kelly, Gerry, 1948- | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Kilcock - Newtown parish, 1822 - 1923 | Minogue, Michael | Article in Book | | 1999 |
| Kilcock - Newtown parish, 1923 - 1999 | Minogue, Michael | Article in Book | | 1999 |
| Kilcock : from St Coca to the Reformation, A.D. 550-1550 | Cullen, Seamus | Article in Book | | 1999 |
| Kilcock Christian Brothers | Rochfort, Jim | Article in Book | | 1999 |
| Kildare Hall, the countess of Kildare's patronage of the Jesuits, and the liturgical setting of Catholic worship in early seventeenth-century Dublin | Loeber, RolfStouthamer-Loeber, Magda | Article in Book | | 2006 |
| Kildonnell - Grange | Costello, Mary | Article in Book | | 1999 |
| Kilkenny | Bradley, John, 1954-2014 | Monograph or Collective Volume | Royal Irish Academy | 2000 |
| Killeighter graveyard : Cill Íochtar | Gilligan, Bernadette | Article in Book | | 1999 |
| Killiney Golf Club : an illustrated history, 1903-2003 | Gilleece, DermotRedmond, John | Monograph or Collective Volume | Killiney Golf Club | 2003 |
| Killing Finucane : murder in defence of the realm | O'Brien, Justin | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Kindling the flame : 150 years of the Irish National Teacher's Organisation | Puirséil, Niamh | Monograph or Collective Volume | Gill Books | 2017 |
| King and commons in Gaelic Ireland | Byrne, Francis John, 1934- | Article in Book | | 1973 |
| King Dan : the rise of Daniel O'Connell, 1775-1829 | Geoghegan, Patrick M. | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| King scum : the life and crimes of Tony Felloni, Dublin's heroin boss | Reynolds, Paul | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| King scum : the life and times of Tony Felloni, Dublin's heroin boss | Reynolds, Paul | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| King, hero and hospitaller in 'Aided Cheltchair Maic Uthechair' | Ó Cathasaigh, Tomás | Article in Book | | 2010 |
| Knights of the road | Murphy, Dympna | Article in Journal | | 2000 |
| L'Irlande et l'Amérique Latine | Gillissen, Christopher | Article in Journal | | 1998 |
| La Ballade de Robin Gill: De la mémoire familiale à l’identité locale | Beiner, Guy | Article in Journal | | 2011 |
| La neutralité irlandaise aujourd’hui | Gillissen, Christophe | Article in Journal | | 1995 |
| La Première Guerre Mondiale et la partition de l'Irlande | Gillissen, Christophe | Article in Book | | 2007 |
| La religione del laicato protestante irlandese, 1534-1800 | Gillespie, Raymond | Article in Book | | 2001 |
| La souveraineté irlandaise á l'épreuve de l'intégration monétaire européenne | Gillissen, Christophe | Article in Journal | | 2016 |
| Labour : the price of power | Horgan, John, b. 1940 | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Labour, love and prayer : female piety in Ulster religious literature, 1850-1914 | Brozyna, Andrea Ebel | Monograph or Collective Volume | Institute of Irish Studies and McGill-Queen's University Press | 1999 |
| Labourers' cottages provision in rural Kerry, case study: a review of the 17 and 31 July 1901 County Kerry, Cahirciveen District Council Meetings | McGillicuddy, Mary | Article in Journal | | 2010 |
| Land and people, c.1926 | Gillmor, Desmond A. | Article in Book | | 2003 |
| Land and people, c.1983 | Gillmor, Desmond A. | Article in Book | | 2003 |
| Land and the national question in Ireland, 1858-82 | Bew, Paul | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| Land reform in early modern Ireland | Gillespie, Raymond | Article in Book | Four Courts Press | 2024 |
| Land, politics and nationalism : a study of the Irish land question | Bull, Philip | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Land, politics and religion in Longford since 1600 | Gillespie, RaymondMoran, Gerard | Article in Book | | 1991 |
| Landed society and the Interregnum in Ireland and Scotland | Gillespie, Raymond | Article in Book | | 1988 |
| Landed society in Knockninny, c.1660-c.1740 | Roulston, William | Article in Book | | 2019 |
| Landlord and tenant in nineteenth-century Ireland | Donnelly, James S., Jr | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Landlords and merchants : Belfast 1600-1750 | Gillespie, Raymond | Article in Book | | 1995 |
| Language and nationality : the role of policy towards Celtic languages in the consolidation of Tudor power | Brennan, Gillian E. | Article in Journal | | 2001 |
| Language, literature and culture in Ireland since the war | Ó Tuathail, Gearóid | Article in Book | | 1979 |
| Larkin and Connolly | Nevin, Donal | Article in Book | | 1998 |
| Larkin and the Dublin lock-out | D'Arcy, Fergus A., 1943- | Article in Book | | 1998 |
| Larkin and the historians | D'Arcy, Fergus A., 1943- | Article in Book | | 1998 |
| Larkin and the ITGWU, 1909-1912 | Devine, Francis | Article in Book | | 1998 |
| Larkin and the women's movement | Moriarty, Theresa | Article in Book | | 1998 |
| Larkin and the Workers' Union of Ireland | Nevin, Donal | Article in Book | | 1998 |
| Larkin in America : the road to Sing Sing | O'Riordan, Manus | Article in Book | | 1998 |
| Larkin in history | Lynch, Patrick, 1917-2001 | Article in Book | | 1998 |
| Larkin in literature and art | Nevin, Donal | Article in Book | | 1998 |
| Larkin through the eyes of writers | Dorgan, Theo | Article in Book | | 1998 |
| Larkin's life history | Dallas, George | Article in Book | | 1998 |
| Last voices of the Irish Revolution | Hurley, Tom | Monograph or Collective Volume | Gill Books | 2023 |
| Late medieval Brugh na Bóinne, 1142-1541 | Kenny, Gillian | Article in Book | | 2008 |
| Late twelfth-century church construction : evidence of parish formation? | Ní Ghabhláin, Helen | Article in Book | | 2006 |
| Lawyers and traders: town and countryside in early modern Ireland | Gillespie, RaymondScott, Brendan | Article in Book | | 2023 |
| Lay spirituality and worship, 1558-1750 : holy books and godly readers | Gillespie, Raymond | Article in Book | | 2002 |
| Lay spirituality and worship, 1750-1950 : a reading people | Paterson, John | Article in Book | | 2002 |
| Le livre de la description des pays | Hamy, E. T.Le Bouvier, Gilles | Monograph or Collective Volume | | 1908 |
| Lead cloth seals from Carrickfergus, county Antrim, and a London seal in the National Museum of Ireland | Mullarkey, PaulScott, Brian G. | Article in Journal | | 2014 |
| Leading from behind? St. Patrick's College, Maynooth and the development of church music in Ireland, 1800 - 1914 | McCarthy, Darina | Article in Book | | 2018 |
| Lessons from the bench : reflections on a career spent in Ireland's criminal courts | Hussey, Gillian | Monograph or Collective Volume | Gill Books | 2022 |
| Let this be our secret | Henderson, Deric | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| Letters from St Louis | Potterton, Homan | Article in Journal | | 1994 |
| Letters of my life | O'Rourke, Mary | Monograph or Collective Volume | Gill | 2016 |
| Levelling up the lower deeps : rural and suburban spaces at an Edwardian asylum | Allmond, Gillian | Article in Book | | 2018 |
| Liam Cosgrave | Keogh, Dermot | Article in Book | | 1996 |
| Liberator : the life and death of Daniel O'Connell 1830-47 | Geoghegan, Patrick M. | Monograph or Collective Volume | Gill and Macmillan | 2010 |
| Liberty, a paper read by Mr. John Sweetman at the Central Branch of Sinn Féin on January 18th, 1909 | Sweetman, John | Monograph or Collective Volume | Gill | 1909 |
| Libraries and collectors, 1550-1700 | Boran, Elizabethanne | Article in Book | | 2006 |
| Libraries and collectors, 1700-1800 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Life after life : a Guildford Four memoir | Armstrong, Paddy, 1950- | Monograph or Collective Volume | Gill Books | 2017 |
| Life by the Liffey : a kaleidoscope of Dubliners | O'Donovan, John | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Life of St. Malachy | Luddy, Ailbe J. | Monograph or Collective Volume | Llanerch | 1994 |
| Lifers | Cummins, Barry | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Light and darkness in an Edwardian institution for the insane poor : illuminating the material practices of the asylum age | Allmond, Gillian | Article in Journal | | 2016 |
| Light of other days : the papers of James Cosbie of Ballymena | | Monograph or Collective Volume | Meldon House | 1985 |
| Limerick in old photographs | Spellissy, Sean | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| Listen to the land speak : a journey into the wisdom of what lies beneath us | Magan, Manchán | Monograph or Collective Volume | Gill Books | 2022 |
| Literary Dublin : a history | Kenny, Herbert A. | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| Literary sea-voyages and early Munster hagiography | Herbert, Máire | Article in Book | | 1999 |
| Literature and society, 1938-51 | Martin, Augustine | Article in Book | | 1969 |
| Literature in print, 1550-1800 | Carpenter, Andrew | Article in Book | | 2006 |
| Littératures étrangères : W. B. Yeats (1865-1939) | Gillet, Louis | Article in Journal | | 1939 |
| Little Irelands | Davis, Graham | Article in Book | | 1989 |
| Liturgy and music in the medieval cathedral | Fletcher, Alan J. | Article in Book | | 2009 |
| Liverpool : the apprenticeship of a revolutionary | Taplin, Eric | Article in Book | | 1998 |
| Lizzie Crawford Gillan (1875-1950) and the 'Brethren' mission in China | Gribben, Crawford | Article in Book | | 2015 |
| Local lives : the social context of religious allegiences in seventeenth-century Ireland | Gillespie, Raymond | Article in Book | | 2006 |
| Locality and changing landscape : geography and local history | Duffy, Patrick J. | Article in Book | | 1998 |
| Lockout : Dublin 1913 | Yeates, Pádraig | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| Longford : essays in county history | | Monograph or Collective Volume | Lilliput Press | 1991 |
| Lord Camden in Ireland, 1795-8 : a study in Anglo-Irish relations | O'Brien, Gillian | Thesis | | |
| Lord Randolph Churchill and Home Rule | Quinault, Roland Edwin | Article in Book | | 1987 |
| Lords and commons in seventeenth century Mayo | Gillespie, Raymond | Article in Book | | 1987 |
| Lost Dublin | O'Dwyer, Frederick | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| Lost Lives | Russell, Gillian | Article in Journal | | 2015 |
| Lost worlds : history and religion in the poetry of Dáibhí Ó Bruadair | Cunningham, BernadetteGillespie, Raymond | Article in Book | | 2001 |
| Louis le Brocquy : a painter seeing his way | Le Brocquy, Anne Madden | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Loyal to King Billy : a portrait of the Ulster Protestants | Crawford, Robert | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Loyalists since 1972 | Gillespie, Gordon | Article in Book | | 2001 |
| Lurgan's first century (1610-1710) | GIllespie, Raymond | Article in Book | | 2021 |
| Lying Eyes and The Hitman for Fire | Connolly, Emer | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| L’Irlande et son alliance méditerranéenne à l’ONU | Gillissen, Christophe | Article in Journal | | 1995 |
| M.H. Gill, later Gill and Macmillan | McIntosh, Gillian | Article in Book | | 2011 |
| Mac Lochlainn, McLaughlin, McLoughlin | Gillespie, Fergus | Article in Journal | | 2011 |
| Mackerel fishing and the role of women, in south Kerry and west Cork, c. 1880-1930 | McGillicuddy, Mary | Article in Journal | | 2011 |
| Mainstream revolutionaries: Sinn Féin as a "normal" political party? | Whiting, Sophie | Article in Book | | 2017 |
| Major MacBride's Australian relatives | Whitaker, Anne-Maree | Article in Journal | | 2018 |
| Making Belfast, 1600-1750 | Gillespie, Raymond | Article in Book | | 2012 |
| Making Ireland different | Gillespie, Raymond | Article in Journal | | 2002 |
| Making the Book of Fenagh; context and text | | Monograph or Collective Volume | Cumann Seanchais Bhreifne | 2016 |
| Malachi Horan remembers | Little, George A. | Monograph or Collective Volume | Gill | 1943 |
| Malahide Golf Club : 1892-1992 : a history | Gilleece, DermotO'Rourke, Michael | Monograph or Collective Volume | Malahide Golf Club | 1992 |
| Mallow in 1641 | Gillespie, Raymond | Article in Journal | | 2016 |
| Malton's views of Dublin : too good to be true? | McParland, Edward | Article in Book | | 1994 |
| Manufacturing and global competition | O'Sullivan, Mary | Article in Book | | 1995 |
| Manuscript collectors in the age of Marsh | Gillespie, Raymond | Article in Book | | 2009 |
| Manuscript cultures in early modern Mayo | Cunningham, BernadetteGillespie, Raymond | Article in Book | | 2014 |
| Mapping madness : Women's artistic responses to the Troubles, c. 1968-98 | Rea, Andrea | Article in Book | | 2010 |
| Marcus Ward & Co. of Belfast | McIntosh, Gillian | Article in Book | | 2011 |
| Margaret Elizabeth Cousins and transnationalism : an Irish suffragette as an anti-colonial feminist in Colonial India | Atwal, Jyoti | Article in Book | | 2023 |
| Mark of protest : an autobiography | Griffin, Victor | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Mary Robinson : a president in progress | McQuillan, Deirdre | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Master Betty’s accents : affect, celebrity, and the Irish voice in the theatre of romanticism | Russell, Gillian | Article in Journal | | 2020 |
| Material culture and identity in the southern hinterland of Hiberno-Scandinavian Dublin | Boazman, Gill | Article in Book | | 2019 |
| Matt Talbot and his times : a new authentic life of the servant of God | Purcell, Mary | Monograph or Collective Volume | Gill | 1954 |
| Maturity, 1922-1998 | Pine, Richard | Article in Book | | 1998 |
| Mavemacullen Townland, Loughgilly Parish, the River Cusher and its mills | O'Hare, Harry | Article in Journal | | 1988 |
| May 25 : burning of the Custom House, 1921 | Gillis, Liz | Monograph or Collective Volume | Kilmainham Tales Teo | 2017 |
| Mayday! mayday! : heroic air-sea rescue in Irish waters | Siggins, Lorna | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Mayhew's Irish : the Irish poor in mid nineteenth-century London | Turton, Jacqueline | Article in Book | | 1999 |
| Maynooth | Horner, Arnold | Monograph or Collective Volume | Royal Irish Academy | 1995 |
| Maynooth College, 1795-1995 | Corish, Patrick J. | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Mayo and the rising of 1641 | Gillespie, Raymond | Article in Journal | | 1985 |
| Mayor William Smith (1642-7, 1663-5, 1675-6) and the building of the tholsel | Gillespie, Raymond | Article in Book | | 2013 |
| McGlashan and Gill, publishers, Dublin, 1856-1872 | Ó Casaide, Séamus | Article in Journal | | 1941 |
| Me Guidhir Fhearmanach : text and context | Mac Murchaidh, Ciarán | Article in Book | | 2019 |
| Meal and money : the harvest crisis of 1621-1624 and the Irish economy | Gillespie, Raymond | Article in Book | | 1989 |
| Mediaeval shielings on the Isle of Man : fact or fiction? | Quine, Gillian | Article in Book | | 1992 |
| Medieval Britain in 1965, pt. 2 : Post-Conquest | Hurst, D. GillianWilson, David Mackenzie, Sir | Article in Journal | | 1967 |
| Medieval Galway : its origins and charter | Mac Niocaill, Gearóid | Article in Book | | 1984 |
| Medieval Ireland : the enduring tradition | Richter, Michael, 1943-2011 | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Medieval Ireland : the enduring tradition | Richter, Michael, 1943-2011 | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Medieval seal matrix from Gaulstown, Co. Meath | Ó Floinn, Raghnall | Article in Journal | | 1978 |
| Medieval ships and shipping | Hutchinson, Gillian | Monograph or Collective Volume | Leicester University Press | 1994 |
| Megillah Esther. Yvonne Altman O'Connor tells us about the Irish-Jewish Museum and describes a piece from its collections | O'Connor, Yvonne Altman | Article in Journal | | 2022 |
| Memoirs through the years, 5 : scenes that were brighter | Gill, Jennifer | Article in Book | | 2004 |
| Memoirs through the years, 8 : College in the 1980's | Martin, Gillian | Article in Book | | 2004 |
| Memorable events of the last fifty years | McGill, Lochlainn | Article in Journal | | 1996 |
| Memorandum to the Royal Society of Canada | Battiste, MarieHenderson, James Sákéj Youngblood | Article in Book | | 2021 |
| Memories of the weirs | McGillick, Paul | Article in Journal | | 2011 |
| Memory man | Magee, Jimmy | Monograph or Collective Volume | Gill & MacMillan | 2012 |
| Memory's trace | Hubbard, Sue | Article in Journal | | 2010 |
| Men, microscopes and meetings - the nineteenth century Dublin microscopists and their work | Baker, Richard A.Gill, Denis | Article in Journal | | 2017 |
| Merchants and esquires : special juries in Dublin, 1725-1833 | Howlin, Niamh | Article in Book | | 2008 |
| Merchants, ships and trade, 1660-1830 | Cullen, L. M. (Louis Michael) | Monograph or Collective Volume | Gill & Macmillan | 1971 |
| Michael Adams : a brief appreciation | Addis, Jeremy | Article in Book | | 2006 |
| Michael Banim and Patrick Kennedy : some manuscript letters (1865-7) | Gilligan, David | Article in Journal | | 1987 |
| Michael Collins | Ó Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| Michael Collins : the lost leader | Forester, Margery | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| Michael Collins in his own words | | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| Migration and opportunity : a comment | Gillespie, Raymond | Article in Journal | | 1986 |
| Migration and opportunity : a comment and a reply | Canny, Nicholas P.Gillespie, Raymond | Article in Journal | | 1986 |
| Migration, "community" or integration? Irish families in Victorian Stafford | Herson, John | Article in Book | | 1999 |
| Míl Espáine and links between Ireland and Spain | Gillespie, Fergus | Article in Book | | 2007 |
| Minor offences : Ireland's cradle of crime | Tuite, Tom | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Minority report : the Protestant community in the Irish republic | White, Jack | Monograph or Collective Volume | Gill & Macmillan | 1975 |
| Miss Mary: The Irish Woman Who Saved the Lives of Hundreds of Children during World War II | Wilson, Bernard S | Monograph or Collective Volume | Gill Books | 2020 |
| Missing! missing without trace in Ireland | Cummins, Barry | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| Mobility and mayors : merchant utilization of the position of lord mayor, 1760-1800 | Griffith, Lisa-Marie | Article in Book | | 2008 |
| Modern Europe, 1870-1950 | Sturdy, David | Monograph or Collective Volume | Gill & Macmillan | 1974 |
| Modern Ireland | Doherty, Gabriel | Article in Book | | 1997 |
| Modern Ireland | Doherty, Gabriel | Article in Book | | 2000 |
| Modern Ireland, 1850-1950 | Tierney, Mark | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Modern Irish lives : dictionary of 20th-century biography | | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Mollie Gill, 1891-1977 : a woman of Ireland | McCoole, Sinead | Article in Journal | | 2005 |
| Mollie Gill: from Cuala girl to revolutionary woman | McCoole, Sinéad | Monograph or Collective Volume | The Wild Apple Press | 2007 |
| Moments that changed us : a review of Ireland since the 1960s | Kenny, Colum | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Moneystown dark tales | McGillick, Frank | Article in Journal | | 1995 |
| Montgomery, field-marshal : an Ulster tribute | Flackes, W. D.McGill, Michael C. | Monograph or Collective Volume | Quota Press | 1946 |
| Moral monopoly : the Catholic church in modern Irish society | Inglis, Tom | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| More on Carlingford churches in 1485 | Gillespie, Raymond | Article in Journal | | 2012 |
| More questions than answers : reflections on a life in the RUC | Sheehy, Kevin, 1948- | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Mountains of Ireland | Mould, Daphne D. C. Pochin | Monograph or Collective Volume | Gill & Macmillan | 1976 |
| Mr Craghead takes communion | Gillespie, Raymond | Article in Book | | 2012 |
| Mr de Valera drafts a constitution | Fanning, Ronan | Article in Book | | 1988 |
| Mr Smyllie, Sir | Gray, Tony | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| Mrs Katharine Gatty's Memories of James Connell in Labour News | Devine, Francis | Article in Journal | | 2023 |
| Mrs Kelly and the Lilac tree | Traynor, Aidan | Article in Journal | | 2024 |
| Muirgheas Ó Maoilchonaire of Cluain Plocáin: an early sixteenth-century Connacht scribe at work | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 2009 |
| Murder at the wedding. Knocknamuckly, 1888 | Gillespie, Raymond | Article in Book | | 2019 |
| Murder madness; true crimes of the troubles | Simpson, Alan | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Murder They Wrote: Unknown Knowns and Windsor Law’s Statement Regarding R. v. Stanley | Bahdi, Reem | Article in Book | | 2021 |
| Murder will out : a book of Irish murder cases | Reddy, Tom | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| Murray's of Dunshaughlin, 1896-1910 | Gilligan, Jim | Article in Book | | 2001 |
| Music and Gaelic strict-metre poetry | Gillies, William | Article in Journal | | 2010 |
| Music and Irish cultural history | | Monograph or Collective Volume | Irish Academic Press | 1995 |
| Music and religion in Ireland | O'Donoghue, Patrick | Article in Book | | 1995 |
| Music and song in early eighteenth-century Belfast | Gillespie, Raymond | Article in Book | | 2012 |
| Music and the Church | | Monograph or Collective Volume | Irish Academic Press | 1993 |
| Music and the Irish literary imagination | White, Harry | Article in Book | | 1995 |
| Music before the Guinness restoration, 1750-1860 | Houston, Kerry | Article in Book | | 2009 |
| Music in Dublin, 1800-1848 | Collins, Derek | Article in Book | | 1998 |
| Music in Irish education | Heneghan, Frank | Article in Book | | 1995 |
| Musical instruments in Ireland from the ninth to the fourteenth centuries | Buckley, Ann | Article in Book | | 1990 |
| Musicology in Ireland | Gillen, GerardWhite, Harry | Monograph or Collective Volume | Irish Academic Press | 1990 |
| My dear Mr McCourt | McCague, Eugene | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| My father's son | O'Connor, Frank | Monograph or Collective Volume | Gill & Macmillan | 1968 |
| My life on the road : an autobiography by Nan Joyce | Farmar, AnnaJoyce, Nan, 1940- | Monograph or Collective Volume | A. & A. Farmar | 2000 |
| My own story | O'Sullivan, SheilaÓ Laoghaire, Pádraig | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Myross : The Archaeology and History of an Early Medieval Eden | Boazman, Gillian | Article in Journal | | 2016 |
| Naming names : who, what, where in Irish nomenclature | Share, Bernard | Monograph or Collective Volume | Gill & Macmillan | 2001 |
| Nano Nagle - an unconventional woman | Castle, JessieO'Brien, Gillian | Article in Journal | | 2018 |
| Nano Nagle and the Presentation Sisters | Walsh, T. J. | Monograph or Collective Volume | Gill | 1959 |
| Narcissus Marsh and his god | Gillespie, Raymond | Article in Book | | 2004 |
| Nationalism and feminism in Lady Gregory's Kincora, Dervorgilla, and Grania | Bowles, Noelle | Article in Journal | | 1999 |
| Nationalism and Irish music | Ryan, Joseph J. | Article in Book | | 1995 |
| Nationalism and unionism : from Union to partition | Brennan, EilisGillespie, Sandra | Monograph or Collective Volume | Cambridge University Press | 1996 |
| Nationalism in Ireland | Boyce, David George, 1942- | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| Nationalists in exile : the National Brotherhood of St Patrick in Lancashire, 1861-5 | Moran, Gerard | Article in Book | | 1999 |
| Nationality, a paper read by Mr. John Sweetman at the Central Branch of the National Council (Sinn Féin), Nov. 18th 1907 | Sweetman, John | Monograph or Collective Volume | Gill | 1907 |
| Native culture and political change in Ireland 1580-1640 | Cunningham, Bernadette | Article in Book | | 1986 |
| Natives and newcomers : essays on the making of Irish colonial society, 1534-1641 | | Monograph or Collective Volume | Irish Academic Press | 1986 |
| Natives and newcomers in Mayo, 1560-1603 | Cunningham, Bernadette | Article in Book | | 1987 |
| Nature, education, and liberty in The Book of Gilly by Emily Lawless | Hansson, Heidi | Article in Book | | 2016 |
| Nature, politics and historians in early modern Ireland | Gillespie, Raymond | Article in Book | | 2010 |
| Nealon's guide to the 27th Dáil and Seanad election 92 | Nealon, Ted | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Negotiating order in early seventeenth-century Ireland | Gillespie, Raymond | Article in Book | | 2001 |
| Neil V. McCann | Halpenny, Philip | Article in Book | | 1996 |
| Neutral Ireland and the Third Reich | Duggan, John P. | Monograph or Collective Volume | Lilliput Press | 1989 |
| Neutral Ireland and the Third Reich | Duggan, John P. | Monograph or Collective Volume | Gill & Macmillan | 1985 |
| New Zealand | Duggan, Eileen | Monograph or Collective Volume | Gill | 1971 |
| Newman's idea of a university, "the Circle of the Sciences", and the constitution of the church | Peterburs, Wulstan | Article in Book | | 2005 |
| News from a new Republic : Ireland in the 1950s | Garvin, Tom | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Newtown churches | Downey, Sean | Article in Book | | 1999 |
| Newtown graveyard | Condron, Ann | Article in Book | | 1999 |
| Nice people and rednecks : Ireland in the 1980s | Fennell, Desmond | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Nineteenth-century architectural restorations | O'Neill, Michael | Article in Book | | 2009 |
| nineteenth-century Ireland : the search for stability | Boyce, David George, 1942- | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Nineteenth-century Ireland : the search for stability | Boyce, David George, 1942- | Monograph or Collective Volume | Gill & Macmillan | 1990 |
| No news is bad news - death of a newspaper | Lyons, Thomas | Article in Journal | | 2011 |
| Noble sentiments | McGill, Lochlainn | Article in Journal | | 2016 |
| Noel Browne passionate outsider | Horgan, John, b. 1940 | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| Normanizing the English invaders of Ireland | Gillingham, John | Article in Book | | 2007 |
| North Belfast | | Monograph or Collective Volume | History Press Ireland|originally Gill & Macmillan | 2013 |
| Northern Ireland : a census atlas | Compton, P. | Monograph or Collective Volume | Gill & Macmillan | 1978 |
| Northern Ireland : a chronology of the troubles, 1968-1993 | Bew, PaulGillespie, Gordon | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Northern Ireland : a chronology of the troubles; 1968-1999 | Bew, PaulGillespie, Gordon | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Northern Ireland : a comparative analysis | Wright, Frank | Monograph or Collective Volume | Gill & Macmillan|Barnes & Noble | 1987 |
| Northern Ireland : a political directory, 1968-79 | Flackes, W. D. | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| Northern Ireland : a psychological analysis | Heskin, Ken | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| Northern Ireland : the international perspective | Guelke, Adrian | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Northern Ireland : the origins of the troubles | Hennessy, Thomas | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Northern Ireland : the origins of the Troubles | Hennessey, Thomas | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Northern Ireland and the crisis of anti-racism
Rethinking racism and sectarianism | Gilligan, Chris | Monograph or Collective Volume | Manchester University Press | 2017 |
| Northern Ireland, 1945-72 | O'Leary, Cornelius | Article in Book | | 1979 |
| Nos Autem : Castleknock College and its contribution | | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Nostalgia and rancor in Dubliners | Gillespie, Michael Patrick | Article in Journal | | 2011 |
| Nostra Culpa? Reflections on “The Indian in Canadian Historical Writing” | Walker, James W. St G. | Article in Book | | 2021 |
| Note.Two more Limerick goldsmiths | Hodkinson, Brian | Article in Journal | | 2015 |
| Notes on shore dwellers and sandhill settlements, Dooey, Lettermacaward, Co. Donegal | MacGill, P. J. | Article in Journal | | 1947 |
| Notes on social life and craftwork in Ballygawley | Gillespie, George | Article in Journal | | 1968 |
| Nuns in nineteenth-century Ireland | Clear, Caitríona | Monograph or Collective Volume | Gill & Macmillan|Catholic University of America Press | 1987 |
| Ó Clérigh and O'Cleary | Gillespie, Fergus | Article in Journal | | 2011 |
| Obituary: Harold O'Sullivan (1924-2009) | Gillespie, Raymond | Article in Journal | | 2009 |
| Obstetricians and gynaecologists | Murphy, John F. | Article in Book | | 2008 |
| Of myth and men | McGill, Lochlainn | Article in Journal | | 1996 |
| Of troughs and tuyéres : the archaeology of the N5 Charlestown bypass | Gillespie, Richard F.,Kerrigan, Agnes | Monograph or Collective Volume | National Roads Authority | 2010 |
| Off screen : a memoir | Smith, Sheamus | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Old books and old maps of Ballycastle and the collieries | McGill, D. J. | Article in Journal | | 2008 |
| Old Ireland | | Monograph or Collective Volume | Gill | 1965 |
| Old Ireland and her monasticism | O'Sullivan, Jeremiah F. | Article in Book | | 1965 |
| Old Ireland and her poetry | Carney, James Patrick, 1914-1989 | Article in Book | | 1965 |
| Old Ireland and her spirituality | Ó Laoghaire, Diarmuid, SJ | Article in Book | | 1965 |
| Old Ireland and Visigothic Spain | Hillgarth, J. N. | Article in Book | | 1965 |
| Old Irish links with France : some echoes of exiled Ireland | Hayes, Richard Francis | Monograph or Collective Volume | Gill | 1940 |
| Older Irish migrants living in London : identity, loss and return | Leavey, Gerard ; Sembhi, Sati ; Livingston, Gill | Article in Journal | | 2001 |
| Olive Smith : a musical visionary | Smith, Gillian | Monograph or Collective Volume | Somerville Press | 2019 |
| Oliver : the story of the martyred archbishop of Armagh written for boys and girls | Gaffney, H. M. | Monograph or Collective Volume | Gill | 1946 |
| On Larkin : a miscellany | Nevin, Donal | Article in Book | | 1998 |
| On Larkin in America | Nevin, Donal | Article in Book | | 1998 |
| On the beat : a woman's life in the Garda Síochána | O'Connor, Mary T. | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| On the eve of war | Nowlan, Kevin B. | Article in Book | | 1969 |
| On the line. Archaeological investigation of a 'famine road' in Drummacoorin, Boho, Co Fermanagh | Allmond, GillianDonnelly, ColmMurphy, EileenRuffell, AlastairSloan, Brian | Article in Journal | | 2021 |
| On the move : Córas Iompair Éireann, 1945-95 | Ó Riain, Mícheál | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| On the prehistory of the Celtic passive and deponent inflection | Cowgill, Warren | Article in Journal | | 1983 |
| On the trail of early Ulster emigrant letters | Montgomery, Michael | Article in Book | | 2001 |
| One hundred years of Irish rugby | Van Esbeck, Edmund | Monograph or Collective Volume | Gill & Macmillan | 1974 |
| Ophthalmic surgery | Nolan, John | Article in Book | | 2008 |
| Opposition political clubs and societies, 1790-8 | Gillen, Ultán | Article in Book | | 2010 |
| Ora et labora : the Women's Legion, 1915-18 | Urquhart, Diane | Article in Book | | 2010 |
| Orange, green, and khaki : the story of the Irish regiments in the Great War, 1914-1918 | Johnstone, Tom | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Ordinary lives : the private lives of three generations of Ireland's professional classes | Farmar, Tony | Monograph or Collective Volume | Gill & Macmillan|A. & A. Farmar | 1995 |
| Ordinary lives : three generations of Irish middle class experience, 1907, 1932, 1963 | Farmar, Tony | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| Organising history : a centenary of SIPTU, 1909-2009 | Devine, Francis | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Origins | Duffy, Seán | Article in Book | | 1997 |
| Origins | Duffy, Seán | Article in Book | | 2000 |
| Ormond and Cromwell: The Struggle for Ireland | Wheeler, James Scott | Article in Book | | 2021 |
| Ottoman help to Ireland during the Famine | Gill, Irwin | Article in Journal | | 2023 |
| Oughtobiography : Leaves from the Diary of a Hyphenated Jew | Marcus, David | Monograph or Collective Volume | Gill & Macmillan | 2001 |
| Our George : a family memoir | Best, Barbara,McDowell, Lindy | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Our lives out loud : in pursuit of justice and equality | Gilligan, Ann Louise, Katherine | Monograph or Collective Volume | O'Brien Press | 2008 |
| Overseas industry in Ireland | | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| Owen Roe O'Neill, c.1582-1649 : soldier and politician | Gillespie, Raymond | Article in Book | | 1992 |
| Owners and users : the changing contexts of the Book of Ballymote, 1500-1750 | Cunningham, BernadetteGillespie, Raymond | Article in Book | | 2018 |
| Pagan Celtic religion and early Celtic myth : connections or coincidence? | Aldhouse-Green, Miranda Jane | Article in Book | | 1999 |
| Painting pictures and telling tales : the scholarly and popular portrayal of Patrick Pearse, 1916-1927 | Gilligan, Shauna | Article in Book | | 2015 |
| Paisanos : The forgotten Irish who changed the face of Latin America | Fanning, Tim | Monograph or Collective Volume | Gill Books | 2016 |
| Pandemic Cholera in Belfast, 1832 | Allmond, Gillian | Article in Journal | | 2020 |
| Panic at the bank : how John Rusnak lost AIB $691,000,000 | Creaton, SiobhánO'Clery, Conor | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| Papists, Protestants and the Irish in London, 1835-70 | Gilley, Sheridan | Article in Journal | | 1972 |
| Papists, protestants and the Irish in London, 1835-70 | Gilley, Sheridan | Article in Book | | 1972 |
| Parallel paths : the development of nationalism in Ireland and Quebec | Stevenson, Garth, 1943- | Monograph or Collective Volume | McGill-Queen's University Press | 2006 |
| Parish by parish: constructing Chicago as Catholic space | Skerrett, Ellen | Article in Book | | 2012 |
| Parishes and pastoral care in the early Tudor era | Jefferies, Henry A. | Article in Book | | 2006 |
| Parishes, pews and parsons : lay people and the Church of Ireland, 1647-1780 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2002 |
| Parnell’s other Ireland : Irish religion in 1891 | Gillespie, Raymond | Article in Book | | 2021 |
| Partition and the limits of Irish nationalism : an ideology under stress | O'Halloran, Clare | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Passion and prejudice : nationalist/unionist conflict in Ulster in the 1930s and the founding of the Irish Association | | Monograph or Collective Volume | Queen's University of Belfast, Institute of Irish Studies | 1993 |
| Passion and prejudice : nationalist/unionist conflict in Ulster in the 1930s and the origins of the Irish Association | Darwin, KennethGillespie, Gordon | Monograph or Collective Volume | Institute of Irish Studies, Queen's University Belfast | 1993 |
| Passport to murder : true stories of foreigners killed in Ireland | Bracken, Ali | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Pastoral provision in the first millennium : a two-tier service? | Etchingham, Colmán | Article in Book | | 2006 |
| Pathology services | Gillan, John E.Mellon, Douglas | Article in Book | | 1995 |
| Patrick Darcy, Galway lawyer and politician, 1598-1668 | O'Malley, Liam | Article in Book | | 1984 |
| Patrick Kavanagh : born-again romantic | Quinn, Antoinette | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| Patrick Logan and 'Foras Feasa ar Éirinn' 1696 | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 2000 |
| Patrick MacGill | Tomelty, Joseph | Article in Journal | | 1947 |
| Patrick MacGill (1890-1963) : working-class novelist and poet | Mac Laughlin, Jim | Article in Book | | 2013 |
| Patrick MacGill (the navvy poet) | Farren, Aidan | Article in Journal | | 1984 |
| Patrick MacGill : a poet of the great war | Mulholland, Joe | Article in Journal | | 2004 |
| Patrick MacGill : the making of a writer | O'Sullivan, Patrick | Article in Book | | 1991 |
| Patrick MacGill's early work as a source for Irish migratory potato workers | Holmes, Heather | Article in Journal | | 2000 |
| Patrick MacGill, 1890-1963 : an alternative vision | Aspinwall, Bernard | Article in Book | | 1992 |
| Patrick Masterson | Quinn, Gerard | Article in Book | | 1996 |
| Patrick McGill | Tomelty, Joseph | Article in Journal | | 1947 |
| Patrick McGilligan : man of Commonwealth | Harkness, D. W. | Article in Journal | | 1979 |
| Patriotism as pastime : the appeal of Fenianism in the mid-1860s | Comerford, R.V. (Richard Vincent) | Article in Book | | 1987 |
| Paul cardinal Cullen and the shaping of modern Irish nationalism | Bowen, Desmond | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| Peadar Cowan (1903-62) : Westmeath GAA administrator and political maverick | Hunt, Tom | Monograph or Collective Volume | Four Courts Press | 2021 |
| Pearse's sacrifice : Christ and Cuchulain crucified and risen in the Easter Rising, 1916 | Gilley, Sheridan | Article in Book | | 1987 |
| Peatland archaeology in Northern Ireland : an evaluation | Plunkett, Gill ; Foley, Claire | Article in Journal | | 2006 |
| People and places around Old Ballycastle | McGill, D.J. | Article in Journal | | 2006 |
| Perspectives on the making of the Cavan landscape | Duffy, Patrick J. | Article in Book | | 1995 |
| Peter Larkin | Nevin, Donal | Article in Book | | 1998 |
| Phases of Irish history | MacNeill, Eoin | Monograph or Collective Volume | Gill | 1968 |
| Philip Gilligan and Michael Nugent wine and spirits merchants, Dublin | Moorhead, Patricia | Article in Journal | | 1999 |
| Piety and nationalism : lay voluntary associations and the creation of an Irish-Catholic community in Toronto, 1850-1895 | Clarke, Brian P. | Monograph or Collective Volume | McGill-Queen's University Press | 1993 |
| Pilib Ministir and the Beresford-Mundey manuscript | Flahive, Joseph J. | Article in Book | | 2010 |
| Pioneering women : Riddel Hall and Queen's University Belfast | Hadden, DianeMcClelland, Gillian | Monograph or Collective Volume | Ulster Historical Foundation | 2005 |
| Pipelaying excavations reveal prehistoric Mayo | Gillespie, Richard | Article in Journal | | 2001 |
| Placenames of Roundwood district | McGillick, Frank | Article in Journal | | 1992 |
| Planned migration to Ireland in the seventeenth century | Gillespie, Raymond | Article in Book | | 2004 |
| Plant and insect remains | Collins, BredaGilligan, Nikolah | Article in Book | | 2023 |
| Plantation and profit : Richard Spert's tract on Ireland, 1608 | | Article in Journal | | 1993 |
| Plantation Portadown | Gillespie, Raymond | Article in Journal | | 2010 |
| Plantation records | Gillespie, Raymond | Article in Book | | 1998 |
| Plantation Virginia revisited | Gillespie, Raymond | Article in Journal | | 2014 |
| Plantations in early modern Ireland | Gillespie, Raymond | Article in Journal | | 1993 |
| Plantations in Ulster, 1600-41: a collection of documents | | Monograph or Collective Volume | Public Record Office of Northern Ireland | 2018 |
| Plus ça change ... : 1922-45 | O'Kelly, Niall | Article in Book | | 1990 |
| Poem on the battle of Dun (1260). | MacConmidhe, Gilla-Brighde | Article in Book | | 1849 |
| Police and public order in eighteenth-century Dublin | Garnham, Neal | Article in Book | | 2001 |
| Policy and government in Northern Ireland : lessons of devolution | Birrell, DerekMurie, Alan | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| Political and economic integration | Gibson, Norman | Article in Book | | 1982 |
| Political co-operation in divided societies | | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| Political ideas and their social contexts in seventeenth-century Ireland | Gillespie, Raymond | Article in Book | | 2000 |
| Political problems 1860-78 | Corish, Patrick J. | Monograph or Collective Volume | Gill | 1967 |
| Political problems, 1850-60 | Whyte, J. H. | Monograph or Collective Volume | Gill | 1967 |
| Political publishing, 1550-1700 | Kelly, James, 1959- | Article in Book | | 2006 |
| Political publishing, 1700-1800 | Kelly, James, 1959- | Article in Book | | 2006 |
| Political Theology | Gillett, Christopher P. | Article in Book | Oxford University Press | 2023 |
| Politics and electioneering in County Longford, 1868-80 | Moran, Gerard | Article in Book | | 1991 |
| Politics and Irish Life, 1913-1921 : Provincial Experience of War and Revolution | Fitzpatrick, David | Monograph or Collective Volume | Gill & Macmillan | 1977 |
| Politics and Irish life, 1913-1921 : provincial experience of war and revolution | Fitzpatrick, David | Monograph or Collective Volume | Cork University Press | 1998 |
| Politics and political culture in Ireland from Restoration to Union, 1660-1800 : essays in honour of Jacqueline R. Hill | | Monograph or Collective Volume | Four Courts Press | 2022 |
| Politics and print : a case study | Blackstock, Allan | Article in Book | | 2006 |
| Politics and society in post-independence Ireland | Boylan, Thomas A.Curtin, ChrisO'Dowd, Liam | Article in Book | | 1988 |
| Politics and the churches in Northern Ireland | Elliott, Eric | Article in Book | | 1986 |
| Politics, law and order in nineteenth-century Ireland | Crossman, Virginia | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Pontifica Hibernica : medieval papal documents concerning Ireland 640-1261, vol. 2 | | Monograph or Collective Volume | Gill | 1965 |
| Poolbeg Stacks | Gilleece, Emma | Article in Journal | | 2021 |
| Popular and unpopular religion : a view from early modern Ireland | Gillespie, Raymond | Article in Book | | 1998 |
| Portrait of the city : framing the significance of urban landscapes | O'Brien, Gillian,O'Kane, Finola | Article in Book | | 2012 |
| Portraits of the city: Dublin and the wider world | O'Brien, Gillian,O'Kane, Finola | Monograph or Collective Volume | Four Courts Press | 2012 |
| Post-1755 Lisbon : two-and-a-half portraits | Cunha Leal, Joana | Article in Book | | 2013 |
| Postscript by the Very Revd. Victor Griffin | Griffin, Victor | Article in Book | | 2009 |
| Poverty and the famine in County Cavan | Crawford, Margaret | Article in Book | | 1995 |
| Poverty and the Making of the Belfast Charitable Society | Gillespie, Raymond | Article in Book | | 2022 |
| Poverty in the midst of affluence in the nineteenth century County Meath civil parishes of Clongill and Kilberry | Caffrey, James | Article in Journal | | 2016 |
| Preaching history, 1749: the Belfast sermons of Gilbert Kennedy and James Saurin | Gillespie, Raymond | Article in Book | NA | 2017 |
| Preaching in Belfast, 1747-72 : a selection of the sermons of James Saurin | | Monograph or Collective Volume | Four Courts|Representative Church Body Library | 2015 |
| Preaching in late-medieval Ireland : the English and the Latin tradition | Fletcher, Alan J. | Article in Book | | 2001 |
| Preaching in late-medieval Ireland : the Franciscan contribution | Ó Clabaigh, Colmán N. | Article in Book | | 2001 |
| Preaching in medieval Ireland : the Irish tradition | Murdoch, Brian | Article in Book | | 2001 |
| Preaching the Reformation in early modern Ireland | Gillespie, Raymond | Article in Book | | 2011 |
| Preface | | Article in Book | | 2006 |
| Presbyterian pathways to power : networking, gentrification and the Scotch-Irish heritage among Virginia Presbyterian ministers, 1760-1860 | Brown, Katharine L.Sorrells, Nancy T. | Article in Book | | 2001 |
| Presbyterian propaganda | Gillespie, Raymond | Article in Book | | 1997 |
| Presbyterians and Jacobites in County Antrim in 1716: the interplay of local and national politics in early eighteenth-century Ireland | Hayton, D.W. | Article in Book | | 2022 |
| Preventing the future : why was Ireland so poor for so long? | Garvin, Tom | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Priests and people in pre-famine Ireland, 1780-1845 | Connolly, Sean J. | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| Priests' residences in later medieval Ireland | Bermingham, Helen | Article in Book | | 2006 |
| Primary education | Murphy, Ignatius | Article in Book | | 1968 |
| Print and the provision of medical knowledge in eighteenth-century Ireland | Kelly, James, 1959- | Article in Book | | 2012 |
| Print culture and intellectual life in Ireland 1660-1941 : essays in honour of Michael Adams | | Monograph or Collective Volume | Woodfield | 2006 |
| Print culture, 1550-1700 | Gillespie, Raymond | Article in Book | | 2006 |
| Print culture, 1700-1800 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Printing history : editing and publishing historical documents in nineteenth-century Ireland | Gillespie, Raymond | Article in Book | | 2006 |
| Privy seals of chief governors in Ireland, 1392-1560 | Ellis, Steven G., 1950- | Article in Journal | | 1978 |
| Problems of spatial and temporal continuity of rural settlement in Ireland, A.D. 400 to 1169 | Barrett, Gillian F. | Article in Journal | | 1982 |
| Property in the constitution and in the courts | Keane, Ronan | Article in Book | | 1988 |
| Prospects of patrimony: M. F. Trench and F. W. Trench's projects for Dublin and London, 1780-1830 | Daniels, Stephen,O'Kane, Finola | Article in Book | | 2012 |
| Protestant ascendancy challenged : the Church of Ireland laity and the public sphere, 1740-1869 | Hill, Jacqueline R. | Article in Book | | 2002 |
| Protestant London, no popery and the Irish poor : II (1850-1860) | Gilley, Sheridan | Article in Journal | | 1971 |
| Protestant London, no Popery and the Irish poor, 1830-60 | Gilley, Sheridan | Article in Journal | | 1971 |
| Protestant London, no popery and the Irish poor, 1830-60 : 1, 1830-50; 2, 1850-60 | Gilley, Sheridan | Article in Journal | | 1971 |
| Protestant London, no-popery and the Irish poor, 1830-1860 | Gilley, Sheridan | Article in Journal | | 1970 |
| Protestant nationalists in revolutionary Ireland : the Stopford connection | Ó Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1985 |
| Protestants in a Catholic state : Ireland's privileged minority | Bowen, Kurt | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| Pseudo-Dionysius, Gilbert of Limerick and Innocent III : order, power and constitutional construction | Williamson, Shannon M. O. | Article in Book | | 2006 |
| Public accountability : the Policing Board and the District Policing Partnerships | Bradley, Denis,Gilligan, BarryRea, Desmond, | Article in Book | | 2010 |
| Public space for display and promenade in Georgian Dublin | Costello, Vandra | Article in Book | | 2008 |
| Publishing the Irish Cultural Revival, 1891-1922 | Hutton, Clare | Article in Book | | 2011 |
| Publishing the law : John Finlay, 1780-1856 | Osborough, W. N. (William Nial) | Article in Book | | 2006 |
| Quakerism and the Cromwellian army in Ireland | Carroll, K. L. | Article in Journal | | 1978 |
| Queen's Rebels : Ulster loyalism in historical perspective | Miller, David William, 1940- | Monograph or Collective Volume | University College Dublin Press | 2007 |
| Queen's rebels : Ulster loyalism in historical perspective | Miller, David William, 1940- | Monograph or Collective Volume | Gill & Macmillan|Barnes & Noble | 1978 |
| Radical movements in the twenties and thirties | Nevin, Donal | Article in Book | | 1973 |
| Radio man : 40 years of broadcasting | Balfe, Brendan | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Radiology | McInerney, David | Article in Book | | 2008 |
| Randal David Gill, F.I.G.R.S. (1946 to 2012) | Davison, Robert C. | Article in Journal | | 2012 |
| Rank Silo at Shannon Mills, Dock Road, Limerick | Gilleeece, Emma | Article in Journal | | 2017 |
| Rather of Promise than of Performance: Tracing Networks of Knowledge and Power Through the Proceedings and Transactions of the Royal Society of Canada, 1882-1922 | Wereley, Ian | Article in Book | | 2021 |
| Reactions to Irish nationalism | | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Reading Ireland : print, reading and social change in early modern Ireland | Gillespie, Raymond | Monograph or Collective Volume | Manchester University Press | 2005 |
| Reading print 1550-1700 | Gillespie, Raymond | Article in Book | | 2006 |
| Reading print, 1700-1800 | Kennedy, Máire | Article in Book | | 2006 |
| Reading the Bible in seventeenth-century Ireland | Gillespie, Raymond | Article in Book | | 1999 |
| Reading the past : literataure and local history | Hill, Myrtle | Article in Book | | 1998 |
| Real/imagined children - images of children in the Northern Ireland peace process | Gilligan, Chris | Article in Book | | 2008 |
| Rebellion : a television history | Bartlett, ThomasDawson, KevinKeogh, Dáire | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| Rebels : Cork GAA since 1950 | Moynihan, Michael | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Recent publications for history teachers produced in Northern Ireland | Gillespie, Vera | Article in Journal | | 1983 |
| Reconstructing the quays of seventeenth-century Belfast | Gillespie, Raymond | Article in Journal | | 2016 |
| Records of Ballygawley Dispensary, 1834-51 | Gillespie, R. | Article in Journal | | 1966 |
| Records of the Ballygawley dispensary, 1834-1851 | Gillespie, George | Article in Journal | | 1966 |
| Recovering Restoration Longford: history and landscape in the 1680s | Gillespie, Raymond | Article in Book | | 2010 |
| Recovering the hidden landscape | Barrett, Gillian | Article in Book | | 2011 |
| Redmond : a life undone | Dooley, Chris | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| Reflections on a bicentenary | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1983 |
| Reform and decay, 1500-1598 | Gillespie, Raymond | Article in Book | | 2009 |
| Reformation to restoration | Gillespie, RaymondLennon, Colm, | Article in Book | | 1997 |
| Reformation to Restoration | Gillespie, RaymondLennon, Colm, | Article in Book | | 2000 |
| Reformation to the Roseingraves, music 1550-1750 | Houston, Kerry | Article in Book | | 2009 |
| Reforming and reframing : newspaper representations of Mary Bowles and the War of Independence | Ryan, Louise | Article in Book | | 2010 |
| Reforming Galway : civic society, religious change and St Nicholas's collegiate church, 1550-1750 | GIllespie, Raymond | Monograph or Collective Volume | | 2024 |
| Register of the parish of Shankill, Belfast, 1745-1761 | | Monograph or Collective Volume | Representative Church Body Library | 2006 |
| Relics, reliquaries and hagiography in south Ulster, 1450-1550 | Gillespie, Raymond | Article in Book | | 2006 |
| Religion and Greater Ireland : Christianity and Irish global networks, 1750-1950 | | Monograph or Collective Volume | McGill-Queen's University | 2015 |
| Religion and politics in a provincial town : Belfast, 1660-1720 | Gillespie, Raymond | Article in Book | | 2016 |
| Religion and the Northern Ireland problem | Hickey, John | Monograph or Collective Volume | Gill & Macmillan | 1984 |
| Religion and urban society : the case of early modern Dublin | Gillespie, Raymond | Article in Book | | 2001 |
| Religion in modern Ireland | Gilley, Sheridan | Article in Journal | | 1992 |
| Religious change, 1550-1800 | O'Connor, Thomas | Article in Book | | 2006 |
| Religious texts for the Catholic migrant : International print networks and the Irish-Australian book trade | Molloy, Kevin | Article in Book | | 2015 |
| Reloading the Armalite? Victims and targets of violent dissident Irish Republicanism, 2007-2015 | Horgan, JohnMorrison, John F. | Article in Book | | 2017 |
| Remapping Protestant women and interracial minorities in Christina Reid's war dramas | Kao, Wei H. | Article in Book | | 2010 |
| Remembering how we stood : bohemian Dublin in the mid-century | Ryan, John | Monograph or Collective Volume | Gill & Macmillan | 1975 |
| Removing antiquities: an aerial perspective | Barrett, Gillian | Article in Book | | 2011 |
| Resistance and respectability : dilemmas of Irish migrant politics in Victorian Britain | Busteed, Mervyn A. | Article in Book | | 2011 |
| Restoration and consolidation : music 1865-1977 | Houston, Kerry | Article in Book | | 2009 |
| Retrenchment, renewal and disestablishment, 1840-77 | Crawford, John, 1953-2011 | Article in Book | | 2009 |
| Return to sender : Revisiting John Hinde's Ireland | Kelly, Paul | Monograph or Collective Volume | Gill Books | 2019 |
| Rev Dr John Yarner's notebook : religion in Restoration Dublin | | Article in Journal | | 1998 |
| Revealing an "underworld" and fighting for its cause : Patrick MacGill, Irish novelist, and the Irish migratory potato workers | Holms, Heather | Article in Journal | | 1999 |
| Reverend Charles Gillis (1821-1903) | McSparran, Malachy | Article in Journal | | 2004 |
| Reverend Devereux Spratt's unwilling journey (1642) | Gillespie, Raymond | Article in Book | | 2015 |
| Review article. Irish legal history of the twentieth century | O'Donnell, Donal | Article in Journal | | 2016 |
| Review article. Of Irish atlases and Irish towns | Horner, Arnold | Article in Journal | | 2013 |
| Review article. Religion in the north of Ireland, recent new interpretations | Dunlop, Eull | Article in Journal | | 2017 |
| Review article. Some variations on a First World War theme | McMinn, Richard | Article in Journal | | 2017 |
| Review article: Reframing the Reformation | Gillespie, Raymond | Article in Journal | | 2009 |
| Review Essay. Reading, Writing and Print in Early Modern Ireland | Gibney, John | Article in Journal | | 2006 |
| Review of the Strawberry Tree ('Arbutus unedo' L.) around Lough Gill, Co. Sligo | Cotton, Don C.F,Sheehy Skeffington, Micheline | Article in Journal | | 2021 |
| Revolution, rebellion and the viceroyalty, 1789-99 | O'Brien, Gillian | Article in Book | | 2012 |
| Revolutionary government in Ireland : Dáil Eireann, 1919-1921 | Mitchell, Arthur | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Revolutionary government in Ireland : Dáil Eireann, 1919-22 | Mitchell, Arthur | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Revolutionary Ireland : a photographic record | Morrison, George | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| Revolutionary underground : the story of the Irish Republican Brotherhood 1858-1924 | Ó Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1976 |
| Richard Kirwan, a Galway scientist, 1733-1812 | Kirwan, Eva M. | Article in Book | | 1984 |
| Richmond Barracks 1916 : We were there : 77 Women of the Easter Rising | Gillis, LizMcAuliff, Mary | Monograph or Collective Volume | Dublin City Council | 2016 |
| Ripe for the picking : the inside story of the Northern Bank Robbery | Moore, Chris | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Robert Ballagh | Carty, Ciaran | Monograph or Collective Volume | Magill | 1986 |
| Robert Dunlop : life and times of a legend | Walker, Jimmy, 1937- | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Robert Emmet : a life | Geoghegan, Patrick M. | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| Robert Ware's telling tale : a medieval Dublin story and its significance | Gillespie, Raymond | Article in Book | | 2004 |
| Roman Catholicism and the Irish in England | Gilley, Sheridan | Article in Journal | | 1999 |
| Roman Catholicism and the Irish in England | Gilley, Sheridan | Article in Book | | 2000 |
| Rome rule : a paper read at a meeting of the Young Ireland branch, U.I.L., 1911 | Little, Patrick J. | Monograph or Collective Volume | Gill | 1913 |
| Rooted in Ulster : nine Northern writers | Greacen, Robert | Monograph or Collective Volume | Lagan Press | 2000 |
| Rosebery and Ireland : 1898-1903; a reappraisal | Gutzke, David W., 1949- | Article in Book | | 1987 |
| Royally Wronged : The Royal Society of Canada and Indigenous Peoples | | Monograph or Collective Volume | McGill-Queen’s University Press | 2021 |
| Rule 42 and all that | Kelly, Seán, 1952- | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Rumour of wars : 1875-1922 | Share, Bernard | Article in Book | | 1990 |
| Rural industrialisation | Gillmor, Desmond A. | Article in Book | | 1986 |
| Sacred landscapes of Fenagh, county Leitrim | Read, Chris | Article in Book | | 2016 |
| Saint Columban : a pioneer of western civilization | Du Bois, Marguerite MarieO'Carroll, Jim | Monograph or Collective Volume | Gill | 1961 |
| Saint Malachy, the Gill abbey of Cork, and the rule of Arrouaise | O'Sullivan, DenisWalsh, T. J. | Article in Journal | | 1949 |
| Saints and manuscripts in sixteenth -century Breifne | Gillespie, Raymond | Article in Journal | | 2008 |
| Saving the Empire? The role of Irish women in Protestant female missions, 1870-1914 | Hill, Myrtle | Article in Book | | 2015 |
| Saving the State: Fine Gael from Collins to Varadkar | Collins, Stephen & Meehan, Ciara | Monograph or Collective Volume | Gill Books | 2020 |
| Scandinavian place-names of the Irish sea province | Fellows Jensen, Gillian | Article in Book | | 1992 |
| Scandinavian settlement in the British Isles and Normandy : what the place-names reveal | Fellows Jensen, Gillian | Article in Book | | 2004 |
| Scholar bishop : the recollections and diary of Narcissus Marsh, 1638-1696 | Gillespie, RaymondMarsh, Narcissus | Monograph or Collective Volume | Cork University Press | 2003 |
| School attendance and literacy in Ireland before the Great Famine : a simple baronial analysis | Ó Gráda, Cormac | Article in Book | | 2013 |
| School days | Gribben, Pat | Article in Journal | | 2003 |
| Schools and society in Ireland | Drudy, SheelaghLynch, Kathleen | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Science and Irish history. Has science also been airbrushed out of Irish history? | Gill, Eoin | Article in Journal | | 2016 |
| Science, 1550-1800 | Fitzpatrick, Siobhán | Article in Book | | 2006 |
| Scoláirí Gaeilge i nGaillimh sa seachtú céad déag | Ó Concheanainn, Tomás | Article in Book | | 1984 |
| Scotland and Ulster : a Presbyterian perspective, 1603-1700 | Gillespie, Raymond | Article in Book | | 2009 |
| Scottish Gaelic | Gillies, William | Article in Book | | 2010 |
| Screening Irish-America | | Monograph or Collective Volume | Irish Academic Press | 2009 |
| Scribes and manuscripts in Gaelic Ireland, 1400-1700 | Gillespie, Raymond | Article in Journal | | 2014 |
| Scribes and scholars associated with the Book of Fenagh | Cunningham, Bernadette | Article in Book | | 2016 |
| Scribes, patrons and collectors associated with the Knockninny manuscripts | Cunningham, Bernadette | Article in Book | | 2019 |
| Seal of Dominick Browne, two sealing-wax cases | Trench, W. F. | Article in Journal | | 1905 |
| Seals of Kildare bishops and dignitaries | Armstrong, E. C. R. | Article in Journal | | 1914 |
| Seals of the house of Ormond | Crotty, G. | Article in Journal | | 1985 |
| Séamus Mág Uidhir and the Book(s) of Knockninny | Ó Muraíle, Nollaig | Article in Book | | 2019 |
| Sean Lemass | Lee, J.J. (John Joseph), 1942- | Article in Book | | 1979 |
| Seán Lemass | Farrell, Brian | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| Seán Lemass : the enigmatic patriot | Horgan, John, b. 1940 | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| Seán Lemass and Northern Ireland, 1959-1966 | Deenihan, Gillian Julia Mary | Thesis | | 1999 |
| Sean Lemass and the making of modern Ireland | Bew, PaulPatterson, Henry | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| Seán MacBride : a life | Keane, Elizabeth | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Seán Ó Riada's Requiem do shaighdiúir | O'Keefe, John | Article in Book | | 2018 |
| Sean O'Casey : a writer at work | Murray, Christopher | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Seán O'Casey on Jim Larkin | Nevin, Donal | Article in Book | | 1998 |
| Secondary education | Ó Súilleabháin, Séamus | Article in Book | | 1968 |
| Secret societies in Ireland | | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Sedulius Scottus | Carney, James Patrick, 1914-1989 | Article in Book | | 1965 |
| Seeing his way : Louis le Brocquy, a painter | Madden, Anne | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Segregation or integration? The residential experience of the Irish in mid-Victorian Britain | Pooley, Colin G. | Article in Book | | 1989 |
| Select documents XLII. Peter French's petition for an Irish mint, 1619 | | Article in Journal | | 1987 |
| Settlement and survival on an Ulster estate : the Brownlow leasebook, 1667-1711 | | Monograph or Collective Volume | Public Record Office of Northern Ireland | 1988 |
| Settling the Glens : seventeenth century settlement in the Glens of Antrim | Gillespie, Raymond | Article in Journal | | 1996 |
| Seventeenth-century Dubliners and their books | Gillespie, Raymond | Monograph or Collective Volume | Dublin City Public Libraries | 2005 |
| Seventeenth-century Ireland : making Ireland modern | Gillespie, Raymond | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Seventeenth-century Ireland : the war of religions | Fitzpatrick, Brendan | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Seventeenth-century Irish music and its cultural context | Gillespie, Raymond | Article in Book | | 2009 |
| Seventeenth-century migration myths : some Ulster stories | Gillespie, Raymond | Article in Book | | 2006 |
| Shadowboxing in the Dark: Intelligence and Counter-Terrorism in Northern Ireland | Finegan, Rory | Article in Book | | 2017 |
| Shalom Ireland : a social history of Jews in modern Ireland | Rivlin, Ray | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| Shannon departures : a study in regional initiatives | Share, Bernard | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Shanty singing and the Irish Atlantic : identity and hybridity in the musical imagination of Stan Hugill | Smyth, Gerry | Article in Journal | | 2015 |
| Shaping Leitrim : local history and the worlds of Leitrim, 1660-1714 | Gillespie, Raymond | Article in Book | | 2019 |
| Shaping the city, shaping the subject: honour, affect and agency in John Gwynn's London and Westminster improved (1766) | Dodsworth, F. M. | Article in Book | | 2012 |
| Shaping Tuam, 1600-1750 : a tale of three landlords | Gillespie, Raymond | Article in Book | | 2014 |
| Siccitas magna ultra modum: examining the occurrence and societal impact of droughts in prehistoric Ireland | Brown, David M.Plunkett, GillSwindles, Graeme T. | Article in Book | | 2021 |
| Siege Massacres in Ireland, Drogheda in context | Lenihan, Pádraig | Article in Book | | 2021 |
| Sinn Féin, 1905-2005 : in the shadow of gunmen | Rafter, Kevin | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Sixteenth-century Ireland : the incomplete conquest | Lennon, Colm | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Sligo | Gallagher, Fióna, 1967-Legg, Marie-Louise | Monograph or Collective Volume | Royal Irish Academy | 2012 |
| Small differences : Irish Catholics and Irish Protestants 1815-1922 : an international perspective | Akenson, Donald Harman | Monograph or Collective Volume | McGill-Queen's University Press | 1988 |
| Small lives : photographs of Irish childhood, 1860-1970 | | Monograph or Collective Volume | Gill & Macmillan | 2012 |
| Small towns in early modern Ireland | Gillespie, Raymond | Article in Book | | 1995 |
| Small worlds : settlement and society in the royal manors of sixteenth-century Dublin | Gillespie, Raymond | Article in Book | | 2004 |
| Snouts in the trough : Irish politicians and their expenses | Foxe, Ken | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Social class, schools and society | Breen, Richard | Article in Book | | 1990 |
| Social order and the ghost of moral economy in pre-famine Mayo | McCabe, Desmond | Article in Book | | 1987 |
| Some commercial and other sources for the Edward Worth Library (1733) | McCormack, W. J. | Article in Book | | 2008 |
| Some Considerations concerning the Dating and Distribution of Ring-forts in Ireland | Barrett, Gillian F.Graham, B. J. (Brian J.) | Article in Journal | | 1975 |
| Some fitting and adequate recognition : a new direction for civic portraiture in ninteenth-century Ireland's industrial capital | McIntosh, Gillian | Article in Book | | 2011 |
| Some interactions between the English and Irish churches | Philpott, Mark | Article in Journal | | 1998 |
| Some new thoughts on personal names in the Viking colonies | Fellows Jensen, Gillian | Article in Book | | 2005 |
| Some old fairs of Co. Donegal | McGill, Patrick J. | Article in Journal | | 1960 |
| Some place names in Omagh no. 2 | Gillespie, George | Article in Journal | | 1936 |
| Something rotten : Irish banking scandals | Carswell, Simon | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Songs of social revolution | Nevin, Donal | Article in Book | | 1998 |
| Sophia's story | McKay, Susan | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| Sources for the history of the early modern book in Ireland | Gillespie, Raymond | Article in Book | | 2006 |
| South Africa | Doyle, F. B. | Monograph or Collective Volume | Gill | 1971 |
| South America | Canning, A. M. | Monograph or Collective Volume | Gill | 1971 |
| South Dublin from the Liffey to Greystones | Stanley, Derek | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| Speeches and statements by Eamonn de Valera, 1917-73 | De Valera, EamonMoynihan, Maurice | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| Speeches from the dock | Sullivan, D. B.Sullivan, Timothy Daniel | Monograph or Collective Volume | Gill | 1969 |
| Speedwell magazine : an insider view of Holywell Psychiatric Hospital, Antrim, 1959-1973 | McClelland, Gillian | Article in Book | | 2012 |
| Spoliation of the past : the destruction of monuments and treasure-hunting in nineteenth-century Ireland | Smith, Gillian Mary | Article in Journal | | 1999 |
| St Anthony's College, Louvain : Gaelic texts and articulating Irish identity, 1607-40 | Lyons, Mary Ann | Article in Book | | 2013 |
| St Brigid's cathedral in the age of reform, 1500-1700 | Gillespie, Raymond | Article in Journal | | 2001 |
| St Brigid's Cathedral, Kildare : a history | | Monograph or Collective Volume | Kildare Archaeological Society | 2001 |
| St Canice's Cathedral in an age of change 1500-1560 | Gillespie, Raymond | Article in Book | | 2009 |
| St Coca's church, Kilcock | O'Boyle, Paul | Article in Book | | 1999 |
| St Coca's graveyard, Kilcock | Simms, Kevin | Article in Book | | 1999 |
| St John's Church, Kill bicentenary 1821-2021 | McCabe, Brian | Monograph or Collective Volume | St John's and Naas Union of Parishes | 2021 |
| St Joseph's cemetery | Rogers, Breda | Article in Book | | 1999 |
| St Kieran's College, Kilkenny | Birch, Peter | Monograph or Collective Volume | Gill | 1951 |
| St Patrick's Cathedral, Dublin : A History | | Monograph or Collective Volume | Four Courts Press | 2009 |
| St Stephen's Green and plot no. 28 | Dunphy, T. Austen | Article in Book | | 1990 |
| St. Canice's Cathedral in an age of change 1500-1560 | Gillespie, Raymond | Article in Book | | 2000 |
| St. Mary's Abbey, Dublin | Luddy, Ailbe J. | Monograph or Collective Volume | M.H. Gill and Son | 1935 |
| St. Patrick and the coming of Christianity | Bieler, Ludwig | Monograph or Collective Volume | Gill | 1967 |
| St. Patrick's Cathedral in the age of Swift, 1690-1745 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2009 |
| St. Vincent's Hospital, 1834-1994 : an historical and social portrait | Meenan, F. O. C. | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Standing by the Republic: 50 Dáil debates that shaped the nation | Drennan, John | Monograph or Collective Volume | Gill & Macmillan | 2012 |
| State, society and authority in Ireland : the foundations of the modern state | MacMillan, Gretchen M. | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Stories from Gaelic Ireland : microhistories from the sixteenth-century Irish annals | Cunningham, BernadetteGillespie, Raymond | Monograph or Collective Volume | Four Courts | 2003 |
| Stormont's ill-timed jubilee: the Ulster ' 71 exhibition | McIntosh, Gillian | Article in Journal | | 2007 |
| Story of her grandmother growing up and rearing a family in Swords | Treacy, Gillian | Article in Journal | | 2000 |
| Straight from the heart : Irish love letters | | Monograph or Collective Volume | Gill and Macmillan | 2011 |
| Strained relations : Ireland at peace and the U.S.A. at war, 1941-1945 | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Strangers on the inside : Irish women servants in England, 1881 | Walter, Bronwen | Article in Book | | 2011 |
| Streets broad and narrow : images of vanishing Dublin | Kearns, Kevin C. | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| Strongbow, Henry II and Anglo-Norman intervention in Ireland | Flanagan, Marie Therese | Article in Book | | 1984 |
| Studies on Frank O'Connor, with a bibliography of his writings | Sheehy, Maurice P. | Monograph or Collective Volume | Gill & Macmillan | 1969 |
| Success and failure in the Ulster plantation | Gillespie, Raymond | Article in Book | | 2012 |
| Sunningdale and the 1974 Ulster workers' Council strike | Gillespie, Gordon | Article in Journal | | 2007 |
| Survival and reorganisation, 1650-95 | Millett, Benignus | Monograph or Collective Volume | Gill | 1968 |
| Surviving houses of the Boyd estate | McGill, D. J. | Article in Journal | | 2008 |
| Swift's hospital : a history of St Patrick's Hospital, Dublin, 1746-1989 | Malcolm, Elizabeth | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| Symbolic mirrors : commemorations of Edward Carson in the 1930s | McIntosh, Gillian | Article in Journal | | 2000 |
| Symbolizing the civic ideal : the civic portraits in Belfast Town Hall | McIntosh, Gillian | Article in Journal | | 2008 |
| Symbols of Irish nationalism | Alter, Peter | Article in Book | | 1987 |
| Synod of Rathbreasail | Anonymous | Article in Journal | | 1986 |
| Table talk | Leonard, Mark | Article in Book | | 1990 |
| Tactical innovation and the Provisional Irish Republican Army | Gill, Paul | Article in Journal | | 2017 |
| Taken for a ride : betting coups and scandals | Hyland, Francis P. M. | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Taking Liberties: what happened? | Gillespie, Elgy | Article in Journal | | 2013 |
| Tales from the Dáil bar | Nealon, Ted | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Tales of the dispossessed : seditious memories in pre-famine Ireland? | Doherty, Gillian | Article in Book | | 2004 |
| Tattooed lady? : a carved stone head from the graveyard of Killogilleen, Co. Galway | Chapple, Robert M. | Article in Journal | | 2005 |
| Temple's fate : reading 'The Irish Rebellion' in late seventeenth-century Ireland | Gillespie, Raymond | Article in Book | | 2005 |
| Terrorist skin, Peace-Party mask: The political communication strategy of Sinn Féin and the PIRA | Alonso, Rogelio | Article in Book | | 2017 |
| Tested teaching : the local centre examination system, 1894-1994 | Beckett, Brian | Article in Book | | 1998 |
| That Place We Call Home: A Journey Through the Place Names of Ireland | Creedon, John | Monograph or Collective Volume | Gill Books | 2020 |
| That thing on the shelf: The book as artifact in novels by Patrick MacGill and Pádraic Ó Conaire | Gothard, Andrew | Article in Journal | | 2016 |
| The "Public Child" and the reluctant state? | Gilligan, Robbie | Article in Journal | | 2009 |
| The 'Magill' book of Irish politics | Browne, VincentFarrell, Michael | Monograph or Collective Volume | Magill | 1981 |
| The 'public child' and the reluctant state | Gilligan, Robbie | Article in Book | | 2014 |
| The 'Wesley' silver | Kingston, Gillian | Article in Book | | 2012 |
| The 1825-6 Commissioners of Irish Education reports : background and context | O'Brien, Gillian | Article in Book | | 2013 |
| The Abbey rebels of 1916 : a lost revolution | McGarry, Fearghal | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| The Abbey, Ireland's national theatre, 1904-78 | Hunt, Hugh | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| The absence of Galway city from the literature of the Revival | Sheeran, Patrick F. | Article in Book | | 1984 |
| The age of innocence : Irish culture 1930-1960 | Fallon, Brian | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| The ambush at Kilraine, 1921 | McGill, Maria I. T. | Article in Journal | | 1969 |
| The analecta of David Rothe, Bishop of Ossory | Moran, Patrick Francis, cardinal, 1830-1911Roth, David, R. C. Bishop of Ossory | Monograph or Collective Volume | M.H. Gill & Son | 1884 |
| The Anglicisation of East Breifne : the O'Reillys and the emergence of County Cavan | Cunningham, Bernadette | Article in Book | | 1995 |
| The Ansbacher conspiracy | Keena, Colm | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| The archaeological and palaeoecological investigation of a middle Bronze Age settlement at Ballyarnet Lake, County Derry | Plunkett, GillWhitehouse, NickiÓ Néill, John | Article in Journal | | 2007 |
| The archaeology of County Carlow: an aerial perspective | Barrett, Gillian F. | Article in Book | | 2008 |
| The architectural history of the medieval cathedral | O'Neill, Michael | Article in Book | | 2009 |
| The architecture of Irish country houses, 1691-1739 : continuity and innovation | Hurley, LiviaLoeber, Rolf, | Article in Book | | 2012 |
| The archives of Christ Church Cathedral, Dublin | Gillespie, Raymond | Article in Journal | | 1998 |
| The arms trial | O'Brien, Justin | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| The arts in Ireland : a chronology | Fitz-Simon, Christopher | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| The arts in Ireland : a chronology | FitzSimon, Christopher | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| The Askwith inquiry | Nevin, Donal | Article in Book | | 1998 |
| The author of the poem 'Mac an Cheannaí' | Ó Buachalla, Breandán | Article in Book | | 2010 |
| The B & I line : a history of the British and Irish Steam Packet Company | Smyth, H. P. | Monograph or Collective Volume | Gill & Macmillan | 1984 |
| The bankrupt, the conman, the Mafia and the Irish connection | Moore, Chris | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| The battle opens | Nevin, Donal | Article in Book | | 1998 |
| The beginnings of English imperialism | Gillingham, John | Article in Journal | | 2000 |
| The beginnings of English imperialism | Gillingham, John | Article in Book | | 2009 |
| The beginnings of modern Ireland | Bradshaw, Brendan | Article in Book | | 1973 |
| The best of decades : Ireland in the nineteen sixties | Tobin, Fergal | Monograph or Collective Volume | Gill & Macmillan | 1984 |
| The best of decades : Ireland in the nineteen-sixties | Tobin, Fergal | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| The Birmingham Six : an appalling vista | | Monograph or Collective Volume | Literéire Publishers | 1990 |
| The birth of modern Ireland | Tierney, Mark : Mac Curtain, Margaret | Monograph or Collective Volume | Gill & Macmillan | 1969 |
| The birth of the modern constitution | Canny, Nicholas P. | Article in Book | | 1988 |
| The black north. An account of the six counties of unrecovered Ireland : their people, their treasures, and their history. With a foreword by Éamon de Valéra | De Blácam, Aodhysandrach | Monograph or Collective Volume | Gill | 1938 |
| The blooming bright star of Belle Isle : American native or Irish immigrant? | Moulden, John | Article in Book | | 2001 |
| The Blueshirts | Manning, Maurice | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| The Blueshirts | Manning, Maurice | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The bombing of Dublin's North Strand, 1941 : the untold story | Kearns, Kevin C. | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The book of Irish golf | Redmond, John | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| The Book of O'Loghlen : an unwanted wedding gift? | Cunningham, Bernadette | Article in Book | | 2012 |
| The Book of Obits of Christ Church cathedral, Dublin | Lennon, Colm | Article in Book | | 2006 |
| The book trade in southern Ireland, 1590-1640 | Gillespie, Raymond | Article in Book | | 1996 |
| The Books of Knockninny : manuscripts, culture and society in early eighteenth-century Fermanagh | | Monograph or Collective Volume | Cumann Seanchais Bhréifne | 2019 |
| The borderlands : essays on the history of the Ulster-Leinster border | | Monograph or Collective Volume | Queen's University of Belfast | 1989 |
| The British military dilemma in Ireland : occupation politics, 1886-1914 | Muenger, E. A. | Monograph or Collective Volume | University Press of Kansas|Gill & Macmillan | 1991 |
| The bronze age landscape of Aughinish, co. Limerick | Gilligan, Nikolah | Article in Journal | | 2011 |
| The built environment of local community worship between the late eleventh and early thirteenth centuries | O'Keeffe, Tadhg | Article in Book | | 2006 |
| The built heritage and the local historian | Brannon, N. F. (Nick) | Article in Book | | 1998 |
| The burning of Ellen Ní Gilwey, 1647 : a sidelight on popular belief | Gillespie, Raymond | Article in Journal | | 1999 |
| The business of being a goldsmith in eighteenth-century Dublin | Fitzgerald, Alison | Article in Book | | 2008 |
| The calendar and martyrology of Christ Church cathedral Dublin | Ó Riain, Pádraig | Article in Book | | 2006 |
| The campaign for Catholic emancipation, 1823-9 | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| The case of Ireland stated | Simms, J. G. (John Gerald) | Article in Book | | 1973 |
| The Catholic church and revolution | Gilley, Sheridan | Article in Book | | 1988 |
| The Catholic church and revolution in nineteenth-century Ireland | Gilley, Sheridan | Article in Book | | 1984 |
| The Catholic Church in nineteenth-century Ireland : a sociological study | Keenan, D. J. | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| The Catholic Church in the Diocese of Ardagh : 1650-1870 | Kelly, James, 1959- | Article in Book | | 1991 |
| The Cavetown Mahons of County Roscommon | Webster, Gillian | Article in Journal | | 1996 |
| The changing context of Irish education | Coolahan, John | Article in Book | | 1990 |
| The changing course of Mayo politics, 1867-1874 | Moran, Gerard | Article in Book | | 1987 |
| The changing face of Dublin, 1550-1750 | Lennon, Colm | Article in Book | | 2001 |
| The changing pattern of Irish society, 1938-51 | Quinn, Gerard | Article in Book | | 1969 |
| The changing structure of Irish agriculture in the seventeenth century | Gillespie, Raymond | Article in Book | | 2015 |
| The children's Church fifty years on : Craigy Hill Presbyterian Church, 1956-2006 | Gillespie, George | Monograph or Collective Volume | George L. Gillespie | 2006 |
| The children, the ITGWU, and the archbishop | Nevin, Donal | Article in Book | | 1998 |
| The Christ Church deeds | Gillespie, Raymond | Article in Book | | 2006 |
| The Christ Church manuscripts in context | Refaussé, Raymond | Article in Book | | 2006 |
| The Christian in politics | McDonagh, Enda | Article in Book | | 1986 |
| The Christian mission | Corish, Patrick J. | Monograph or Collective Volume | Gill | 1972 |
| The church in education - second thoughts | Comiskey, Brendan | Article in Book | | 1990 |
| The church in Gaelic Ireland : thirteenth to fifteenth centuries | Mooney, Canice | Monograph or Collective Volume | Gill & Macmillan | 1969 |
| The Church in medieval Ireland | Watt, John | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| The church in the English lordship, 1216-1307 | Hand, Geoffrey Joseph | Monograph or Collective Volume | Gill | 1968 |
| The Church in the English lordship, 1216-1307 | Hand, Geoffrey Joseph | Monograph or Collective Volume | Gill | 1968 |
| The church of Bearach, the grange of Baldoyle and the town of the dark stranger | Duffy, Paul | Article in Book | | 2016 |
| The Church of England in the nineteenth century | Gilley, Sheridan | Article in Book | | 1994 |
| The Church of Ireland clergy, c. 1640 : representation and reality | Gillespie, Raymond | Article in Book | | 2006 |
| The Church of Ireland Unions of Killinane and Kilconickny, Loughrea County Galway: A History | Kearney, Gerry | Monograph or Collective Volume | The author | 2015 |
| The Church since emancipation : Church building | Kennedy, T. P. | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The Church since emancipation : Church reorganization | Cunningham, T. P. | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The Church since emancipation : Ecclesiastical learning | Corkery, John | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The Church since emancipation : Epilogue : Modern Ireland | McKevitt, Peter | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The church under the penal code | Brady, John, d.1963Corish, Patrick J. | Article in Book | | 1968 |
| The church under the penal code | Brady, John, d.1963Corish, Patrick J. | Monograph or Collective Volume | Gill | 1971 |
| The churches and secret societies | McCartney, Donal | Article in Book | | 1973 |
| The circulation of print in seventeenth-century Ireland | Gillespie, Raymond | Article in Journal | | 1998 |
| The classical Irish poetic tradition | Gillies, William | Article in Book | | 1986 |
| The cold case files : on the trail of Ireland's undetected killers | Cummins, Barry | Monograph or Collective Volume | Gill & Macmillan | 2012 |
| The colonisation of Britanny from Britain : new approaches and questions | Le Duc, Gwenaël | Article in Book | | 1999 |
| The coming of parliament | Martin, F. X. (Francis Xavier), 1922-2000 | Article in Book | | 1973 |
| The coming of reform, 1500-58 | Gillespie, Raymond | Article in Book | | 2000 |
| The comparative aspect in local studies | Lynch, John | Article in Book | | 1998 |
| The composer in the academy ( 2 ) 1940-1990 | Kelin, Axel | Article in Book | | 1998 |
| The composer in the academy ( I ) 1850-1940 | Dibble, Jeremy | Article in Book | | 1998 |
| The concise history of modern Ireland | Killeen, Richard | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| The confederation of Kilkenny | Cregan, Donal F. | Article in Book | | 1973 |
| The conquest of Ireland | Smith, Brendan, 1963- | Article in Book | | 1997 |
| The conquest of Ireland | Smith, Brendan, 1963- | Article in Book | | 2000 |
| The consolidation of the Roman Catholic Church in Ireland, 1860-1870 | Larkin, Emmet | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| The constitution : a view from the bench | Walsh, Brian | Article in Book | | 1988 |
| The constitution and the role of women | Scannell, Yvonne | Article in Book | | 1988 |
| The constitutional crusade and the question of consent | O'Malley, Padraig | Article in Book | | 1986 |
| The contraction and expansion patterns of overseas industry | Keane, TomKeating, William | Article in Book | | 1991 |
| The contributaion of female artists to the growing Irish nationalist movement | Roseingrave, Breda | Article in Journal | | 2013 |
| The contribution of O'Connell | MacDonagh, Oliver | Article in Book | | 1973 |
| The cordoned urn tradition | Waddell, John | Article in Book | | 1995 |
| The Counter-Reformation | Jones, F. M. | Monograph or Collective Volume | Gill | 1967 |
| The Counter-Reformation in Ireland 1542-1641 | Lennon, Colm | Article in Book | Irish Academic Press | 1986 |
| The country life book of Ireland | Gillespie, Elgy | Monograph or Collective Volume | Country Life | 1980 |
| The countryside : development and conservation | Gillmor, Desmond A. | Article in Journal | | 1988 |
| The court of petty sessions and society in pre-famine Galway | McMahon, Richard | Article in Book | | 2004 |
| The crisis of reform, 1625-60 | Gillespie, Raymond | Article in Book | | 2000 |
| The Crum : inside the Crumlin Road Prison | Greg, Patrick | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| The cult of St David in Ireland before 1700 | Cunningham, BernadetteGillespie, Raymond | Article in Book | | 1999 |
| The dánta grá and the Book of the Dean of Lismore | Gillies, William | Article in Book | | 2016 |
| The dark sacrament : exorcism in modern Ireland | Kiely, David M.McKenna, Christina | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| The darkness echoing : exploring Ireland's places of famine, death and rebellion | O'Brien, Gillian | Monograph or Collective Volume | Doubleday Ireland | 2020 |
| The Darnley Estate Pre- and Post-Famine | Gilligan, Jim | Article in Book | | 2016 |
| The de Derby Psalter of Christ Church cathedral, Dublin | Fletcher, Alan J. | Article in Book | | 2006 |
| The death of Mark Quin: identity, culture and politics in late seventeenth-century Dublin | Gillespie, Raymond | Article in Book | | 2022 |
| The decline of the Union : British government in Ireland 1892-1920 | O'Halpin, Eunan | Monograph or Collective Volume | Gill & Macmillan|Syracuse University Press | 1987 |
| The defence dimension of early American Federalism | Ickringill, Steve | Article in Journal | | 1992 |
| The destruction of Dublin | McDonald, Frank | Monograph or Collective Volume | Gill & Macmillan | 1985 |
| The development and limitations of Protestant ascendancy : the Church of Ireland laity in public life, c.1660-1740 | Hayton, D. W. (David William) | Article in Book | | 2002 |
| The development of surgical training in Ireland | MacGowan, W. A. L. | Article in Book | | 2008 |
| The Dictionary of Hiberno English | | Monograph or Collective Volume | Gill Books | 2020 |
| The distribution of infixed and suffixed pronouns in Old Irish | Cowgill, Warren | Article in Journal | | 1987 |
| The downfall of the Spanish Armada in Ireland | Douglas, Ken | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The Dublin Ossianic Society, 1853-63 | Sommerville-Woodward, Rob | Article in Book | | 2004 |
| The Dublin parish, 1660-1730 | Dudley, Rowena | Article in Book | | 2006 |
| The Dubs : Dublin G.A.A. since the 1940s | Ó Ceallacháín, Séan Óg | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| The Duke of Parma's Company of Irish Guards, 1702-1733 | Ó hAnnracháin, Eoghan | Article in Journal | | 2014 |
| The dynamics of parish formation in high medieval and medieval Clare | Nugent, Patrick | Article in Book | | 2006 |
| The dynamite war : Irish-American bombers in Victorian Britain | Short, Kenneth R. M. | Monograph or Collective Volume | Gill | 1979 |
| The dynamite war : Irish-American bombers in Victorian Britain | Short, K. R. M. | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| The earliest monastic settlement, the church in Cloncurry | Holton, Karina | Article in Book | | 1999 |
| The early modern economy, 1600-1780 | Gillespie, Raymond | Article in Book | | 2013 |
| The early Orange Older, 1795-1870 | Senior, Hereward | Article in Book | | 1973 |
| The early response to the Irish Catholic clergy and the co-operative movement | Kennedy, Liam, 1946- | Article in Book | | 1987 |
| The East Ulster bardic family of Ó Gnímh | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 1984 |
| The Easter rebellion | Caulfield, Max | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| The ecclesiastical history of Hortland graveyard | Morrin, Olive | Article in Book | | 1999 |
| The economy of Ireland : national and sectoral policy issues | | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| The economy of Ireland : policy and performance of a European region | | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| The economy of Ireland : policy and performance of a small European country | | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| The eighteenth-century parish | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| The emergence and consolidation of the Home Rule movement in County Cavan, 1870-86 | Moran, Gerard | Article in Book | | 1995 |
| The emergence of the Irish banking system, 1820-1845 | Barrow, G. L. | Monograph or Collective Volume | Gill & Macmillan | 1975 |
| The emergence of the political community in Longford, 1824-1829 | O'Ferrall, Fergus | Article in Book | | 1991 |
| The Emergency : Neutral Ireland 1939-45 | Share, Bernard | Monograph or Collective Volume | Gill & Macmillan | 1978 |
| The Emergent Years : Independent Ireland 1922-62 | Morrison, George | Monograph or Collective Volume | Gill & Macmillan | 1984 |
| The encyclopaedia of Dublin | Bennett, Douglas | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| The end of an era : Ulster and the outbreak of the 1641 rising | Gillespie, Raymond | Article in Book | | 1986 |
| The end of medieval Roscrea | Gillespie, Raymond | Article in Book | | 2007 |
| The end of the old order, 1745-1846 | Milne, Kenneth | Article in Book | | 2009 |
| The end of the party : how Fianna Fáil lost its grip on power | Arnold, BruceToole, Jason | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| The English face of Irish nationalism : Parnellite involvement in British politics, 1880-86 | O'Day, Alan | Monograph or Collective Volume | Gill & Macmillan | 1977 |
| The English invasion of Ireland | Gillingham, John | Article in Book | | 1993 |
| The English presence in early seventeenth-century Munster | McCarthy-Murrogh, M. | Article in Book | | 1986 |
| The environment, 1945-70 | Clarke, Brendan | Article in Book | | 1979 |
| The Esat story | O'Kelly, B. | Monograph or Collective Volume | Gill & Macmillan | 2001 |
| The ethics of giving and receiving: a study of the Iveagh Markets, Dublin | Martin-McAuliffe, Samantha L. | Article in Book | | 2012 |
| The evolution of constitutional policy in Northern Ireland over the past fifteen years | Oliver, John | Article in Book | | 1982 |
| The evolution of Irish nationalist politics | Garvin, Tom | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| The evolution of paediatric surgery | Guiney, E. J. | Article in Book | | 2008 |
| The evolution of the court house at Naas, Co. Kildare | Gill-Cummins, Maureen | Article in Journal | | 2009 |
| The evolution of the linen trade in Ulster before industrialization | Crawford, W. H. (William Henry) | Article in Journal | | 1988 |
| The evolution of the modern bank | Meenan, James | Article in Book | | 1983 |
| The factory of grievances : devolved government in Northern Ireland, 1921-39 | Buckland, Patrick | Monograph or Collective Volume | Gill & Macmillan|Barnes & Noble | 1979 |
| The Fadden More psalter : the discovery and conservation of medieval treasure | Gillis, John | Monograph or Collective Volume | Wordwell Books ; National Museum of Ireland | 2021 |
| The fall of Dublin : 28 June to 5 July 1922 | Gillis, Liz | Monograph or Collective Volume | Mercier Press | 2011 |
| The fall of the house of Paisley | Gordon, David | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The farmers | Manning, Maurice | Article in Book | | 1979 |
| The fate of the Irish flag at Ypres | Gill, Henry V., SJ | Article in Book | | 2012 |
| The Fenian chief : a biography of James Stephens | Lynch, PatrickRyan, Desmond | Monograph or Collective Volume | Gill | 1967 |
| The Fenian problem : insurgency and terrorism in a liberal state, 1858-1874 | Jenkins, Brian A. | Monograph or Collective Volume | McGill-Queen's University Press | 2008 |
| The Fenians abroad | Green, E. R. R. | Article in Book | | 1973 |
| The Fenians at home | Nowlan, Kevin B. | Article in Book | | 1973 |
| The final beat : Gardaí killed in the line of duty | Walsh, Liz | Monograph or Collective Volume | Gill & Macmillan | 2001 |
| The financial relations of Ireland with the Imperial Exchequer | Shaw, Thomas | Monograph or Collective Volume | Gill | 1911 |
| The first chapter act book of Christ Church Cathedral, Dublin 1574-1634 | | Monograph or Collective Volume | Four Courts | 1997 |
| The first Dáil and after | Farrell, Brian | Article in Book | | 1973 |
| The first impact of the Reformation | Mooney, Canice | Monograph or Collective Volume | Gill | 1967 |
| The FitzGeralds and the making of the manor of Maynooth | Gillespie, Raymond | Article in Book | | 2014 |
| The flight of the earls | McCavitt, John | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| The flight of the Iolar : the Aer Lingus experience, 1936-86 | Share, Bernard | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| The folkloric afterlife of Oliver Cromwell in Ireland | Covington, Sarah | Article in Book | NA | 2021 |
| The folklorist and local history | Ballard, Linda-May | Article in Book | | 1998 |
| The force of culture : Unionist identities in twentieth century Ireland | McIntosh, Gillian | Monograph or Collective Volume | Cork University Press | 1999 |
| The formation of the modern Catholic church in the diocese of Kilmore, 1580-1880 | Kelly, James, 1959- | Article in Book | | 1995 |
| The founding of Dáil Éireann : parliament and nation building | Farrell, Brian | Monograph or Collective Volume | Gill & Macmillan | 1971 |
| The freemasons | White, Terence De Vere | Article in Book | | 1973 |
| The fruitful marriage : a consideration of the material culture of ecclesiastical landholding in two study areas of early medieval Ireland | Boazman, Gill | Article in Book | Four Courts Press | 2018 |
| The GAA : a history | De Búrca, Marcus | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| The Gaelic Athletic Association and Irish nationalist politics, 1884-1924 | Mandle, William Frederick | Monograph or Collective Volume | Helm|Gill & Macmillan | 1987 |
| The Gaelic Irish and the Ulster Plantation | Gillespie, Raymond | Article in Book | NA | 2013 |
| The Gaelic revival in London, 1900-22 : limits of ethnic identity | Hutchinson, John, 1949-O'Day, Alan | Article in Book | | 1999 |
| The Gaelic revival in the US in the nineteenth century | Ní Ghabahnn, Gillian | Article in Journal | | 1998 |
| The Gárda Síochána : policing independent Ireland, 1922-82 | Allen, Gregory | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| The gleam of the lines : an illustrated journey through two centuries of Irish railway history | Ferris, Tom | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| The glorious madness : tales of the Irish and the Great War | Bunbury, Turtle | Monograph or Collective Volume | Gill & Macmillan | 2014 |
| The Golfing Union of Ireland, 1891-1991 | Menton, William A. | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| The great Father Tom Burke | Cassidy, James F. (James Francis), b. 1890 | Monograph or Collective Volume | Gill | 1947 |
| The Great Irish Famine | Ó Gráda, Cormac | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| The Great Irish Famine : a history in four lives | Delaney, Enda | Monograph or Collective Volume | Gill and Macmillan | 2014 |
| The great Munster horse-fair of Cahirmee, county Cork | Cronin, Denis A. | Article in Book | | 2001 |
| The great push : an episode of the Great War | MacGill, Patrick, 1890-1963Osborne, Brian D. | Monograph or Collective Volume | Birlinn | 2000 |
| The greatest bleeding hearts racket in the world : Irish Hospitals Sweepstake | Corless, Damian | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| The greening of the White House : the inside story of how America tried to bring peace to Ireland | O'Cleary, Conor | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| The Hales brothers and the Irish revolution | Gillis, Liz | Monograph or Collective Volume | Mercier | 2016 |
| The handbook for Irish Volunteers : simple lectures on military subjects | Anonymous | Monograph or Collective Volume | Gill | 1914 |
| The handloom weavers and the Ulster linen industry | Crawford, W. H. (William Henry) | Monograph or Collective Volume | Ulster Historical Foundation | 1994 |
| The health of the nation : the Irish healthcare system, 1957-2007 | Ó Móráin, Pádraig | Monograph or Collective Volume | Gill and Macmillan for VHI Healthcare | 2007 |
| The heart grown brutal : the Irish revolution in literature from Parnell to the death of Yeats, 1891-1939 | Costello, Peter | Monograph or Collective Volume | Gill & Macmillan | 1977 |
| The Hidden Houses of Ireland: Where to find them | Heron, Marianne | Monograph or Collective Volume | Gill & Macmillan Ltd | 1999 |
| The hidden Ireland : a study of Gaelic Munster in the eighteenth century | Corkery, Daniel, 1878-1964 | Monograph or Collective Volume | Gill | 1967 |
| The hills of Cork and Kerry | Mersey, Richard | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| The historian as dectective : uncovering Irish pasts : essays in honour of Raymond Gillespie | | Monograph or Collective Volume | Four Courts Press | 2021 |
| The historical background | Haughton, Jonathan | Article in Book | | 2000 |
| The historical background | Haughton, Jonathan | Article in Book | | 1995 |
| The Historical Manuscripts Commission and the Franciscan manuscripts | Gillespie, Raymond | Article in Journal | | 2007 |
| The history of Gaelic football | Corry, Eoghan, 1961- | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The Horse-ploughing Match and associated activities | Gillan, Patrick | Article in Journal | | 2015 |
| The house always wins : time to turn the tables | McGuinness, John, 1955-Nunn, Naoise | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| The I.R.B. and the beginnings of the Gaelic Athletic Association | Mandle, W. F. | Article in Book | | 1987 |
| The I.T.G.W.U. : formative years | Greaves, Charles Desmond | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| The idea of the parish | Doherty, Charles | Article in Book | | 2006 |
| The image of death, 1500-1700 | Gillespie, Raymond | Article in Journal | | 1992 |
| The impact of independence | Fanning, Ronan | Article in Book | | 1983 |
| The impact of the Irish on British labor markets during the industrial revolution | Williamson, J. G. | Article in Book | | 1989 |
| The Imperial anxieties of a nineteenth-century bigamy case | Gill, Rebecca | Article in Journal | | 2004 |
| The Imperial Irish: Canada's Irish Catholics Fight the Great War, 1914-1918 | McGowan, Mark G. | Monograph or Collective Volume | McGill-Queen's University Press | 2017 |
| The integral Irish tradition | Ó Floinn, D. | Monograph or Collective Volume | Gill | 1954 |
| The Invincibles | Ó Broin, León, 1902-1990 | Article in Book | | 1973 |
| The invisible Irish : finding protestants in the nineteenth-century migrations to America | Sherling, Rankin, 1976- | Monograph or Collective Volume | McGill-Queens University Press | 2016 |
| The IRA : a documentary history, 1916-2005 | Hanley, Brian | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| The IRA : a documentary history, 1916-2005 | Hanley, Brian | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| The Irish | Gilley, Sheridan | Article in Journal | | 1985 |
| The Irish (and other foreigners) : from the first people to the Poles | Hegarty, Shane | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The Irish : priests and people | Kennelly, Brendan | Article in Book | | 1987 |
| The Irish Act of Union : a study in high politics 1798-1801 | Geoghegan, Patrick M. | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| The Irish and sport | Kilfeather, Sean | Article in Book | | 1987 |
| The Irish annals and the demonisation of Hugh de Lacy | Finan, Gillian | Article in Book | NA | 2006 |
| The Irish at Cheltenham | Corry, Eoghan | Monograph or Collective Volume | Gill and Macmillan | 2009 |
| The Irish Catholic experience : a historical survey | Corish, Patrick J. | Monograph or Collective Volume | Gill & Macmillan | 1985 |
| The Irish Christian Brothers in England, 1825-80 | Gillespie, W.J. | Thesis | | 1976 |
| The Irish Civil War | Morrison, George, 1922- | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| The Irish Civil War in colour | Barry, Michael B. ; O'Byrne, John | Monograph or Collective Volume | Gill Books | 2022 |
| The Irish counter-revolution 1921-1936 : treatyite politics and settlement in independent Ireland | Regan, John M., 1967- | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| The Irish countryside : landscape, wildlife, history, people | | Monograph or Collective Volume | Wolfhound Press | 1989 |
| The Irish derby : 1962-1995 | Roddy, Daniel | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| The Irish economy at war, 1641-1652 | Gillespie, Raymond | Article in Book | | 1995 |
| The Irish economy during the war | Meenan, James | Article in Book | | 1969 |
| The Irish economy since the war, 1946-1951 | Lynch, Patrick, 1917-2001 | Article in Book | | 1969 |
| The Irish economy since the war, 1946-51 | Lynch, Patrick, 1917-2001 | Article in Book | | 1969 |
| The Irish Franciscans, 1600-1700 | Gillespie, Raymond | Article in Book | | 2009 |
| The Irish Free State and the electricity industry, 1922-1927 | Schoen, Lothar | Article in Book | | 2002 |
| The Irish gulag : how the state betrayed its innocent children | Arnold, Bruce | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The Irish gulag : how the state betrayed its innocent children | Arnold, Bruce | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The Irish in Bristol in 1851 : a census enumeration | Large, David | Article in Book | | 1985 |
| The Irish in Britain, 1815-1914 | Davis, Graham | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| The Irish in Britain, 1815-1939 | | Monograph or Collective Volume | Pinter | 1989 |
| The Irish in nineteenth century Britain | Ó Tuathaigh, M. A. G. (Gearóid) | Article in Book | | 1985 |
| The Irish in Ontario : A Study in Rural History | Akenson, Donald Harman | Monograph or Collective Volume | McGill-Queen's University Press | 1984 |
| The Irish in the Resistance : the untold stories of the ordinary heroes who resisted Hitler | Finn, Clodagh ; Morgan, John | Monograph or Collective Volume | Gill Books | 2024 |
| The Irish in the Victorian city | | Monograph or Collective Volume | Croom Helm | 1985 |
| The Irish in the Victorian city. | | Monograph or Collective Volume | Croom Helm | 1985 |
| The Irish in Victorian Britain : the local dimension | | Monograph or Collective Volume | Four Courts | 1999 |
| The Irish in York | Finnegan, Frances | Article in Book | | 1985 |
| The Irish missionary movement : a historical survey, 1830-1980 | Hogan, E. M. | Monograph or Collective Volume | Gill & Macmillan|Catholic University of America Press | 1990 |
| The Irish nation-state in the constitution | Ó Tuathaigh, M. A. G. (Gearóid) | Article in Book | | 1988 |
| The Irish ordnance survey : history, culture and memory | Doherty, Gillian | Monograph or Collective Volume | Four Courts | 2004 |
| The Irish parliament in the early seventeenth century | Kearney, Hugh | Article in Book | | 1973 |
| The Irish parliamentary party | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1973 |
| The Irish parliamentary tradition : With three essays on the Treaty debate by F.S.L. Lyons | Lyons, F. S. L. (Francis Stewart Leland) | Monograph or Collective Volume | Gill & Macmillan|Barnes & Noble Books | 1973 |
| The Irish party system, 1938-51 | Murphy, John A. | Article in Book | | 1969 |
| The Irish people : an illustrated history | Neill, Kenneth | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| The Irish press in Victorian Britain | Edwards, Owen DudleyStorey, Patricia | Article in Book | | 1985 |
| The Irish Protestants and James II, 1688-1690 | Gillespie, Raymond | Article in Journal | | 1992 |
| The Irish question and liberal politics, 1886-1894 | Hamer, D. A. | Article in Book | | 1987 |
| The Irish question and the concept 'identity' in the 1980s | Gilligan, Chris | Article in Journal | | 2007 |
| The Irish Republican Brotherhood | Williams, T. Desmond | Article in Book | | 1973 |
| The Irish revolution : an illustrated history, 1912-25 | Tobin, Fergal | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| The Irish struggle and its results | Gill, T. P.Paul-Dubois, Louis | Monograph or Collective Volume | Longmans Green | 1934 |
| The Irish Times book of the 1916 Rising | Hegarty, ShaneO'Toole, Fintan | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| The Irish Times book of the century | O'Toole, Fintan | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| The Irish Times Nealon's guide to the 29th Dáil and Seanad | Kennedy, G.Nealon, Des | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| The Irish tradition and nineteenth century fiction : a review | Sheeran, Patrick | Article in Book | | 1988 |
| The Irish troubles : a generation of violence, 1967-1992 | Bell, J. Bowyer | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| The Irish War of Independence | Hopkinson, Michael | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| The Irish Whigs and popular politics, 1789-92 | Herman, Neil | Article in Book | | 2004 |
| The Irish woollen industry from the earliest times to Donegal homespun | McGill, Patrick J. | Article in Journal | | 1949 |
| The Irish worker, 1911-1914 | Nevin, Donal | Article in Book | | 1998 |
| The islander | O'Crohan, Tomás | Monograph or Collective Volume | Gill & MacMillan | 2012 |
| The Jesuits and music in early modern Ireland | Gillespie, Raymond | Article in Book | | 2022 |
| The Knights of St. Columbanus | Bolster, Evelyn | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| The laity and the Church of Ireland, 1000-2000 : all sorts and conditions | | Monograph or Collective Volume | Four Courts | 2002 |
| The laity in a changing society, 1830-1900 | Neely, W. G. (William G.) | Article in Book | | 2002 |
| The largest amount of good : Quaker relief in Ireland, 1654-1921 | Hatton, Helen E. | Monograph or Collective Volume | McGill-Queen's University Press | 1993 |
| The Larkin affidavit | Nevin, Donal | Article in Book | | 1998 |
| The last invasion of Ireland : when Connacht rose | Hayes, Richard Francis | Monograph or Collective Volume | Gill | 1937 |
| The last invasion of Ireland : when Connacht rose. | Hayes, Richard Francis | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| The last years | Swift, John | Article in Book | | 1998 |
| The last years of the Augustinians at Christ Church, 1485-1537 | Gillespie, Raymond | Article in Book | | 2000 |
| The later Orange Order | McClelland, Aiken | Article in Book | | 1973 |
| The layperson in the parish : the medieval inheritance, 1169-1536 | Empey, C. A. (Adrian) | Article in Book | | 2002 |
| The legacy of the middle ages | Mac Niocaill, Gearóid | Article in Book | | 1988 |
| The legendary "Lugs Branigan" : Ireland's most famed Garda | Kearns, Kevin C. | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| The Liam McCarthy cup | McCann, OwenÓ Ceallacháín, Séan Óg, | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The Liber albus of Christ Church cathedral, Dublin | Fletcher, Alan J. | Article in Book | | 2006 |
| The Liber niger of Christ Church cathedral, Dublin | Ó Clabaigh, Colmán N. | Article in Book | | 2006 |
| The Liberties of Dublin | | Monograph or Collective Volume | E. & T. O'Brien | 1973 |
| The life and times of Eamon De Valera | Fitzgibbon, ConstantineMorrison, George | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| The life and writings of James Clarence Mangan | O'Donoghue, D. J. | Monograph or Collective Volume | Patrick Geddes & Colleagues|M.H Gill & Son | 1897 |
| The life of W. B. Yeats : a critical biography | Brown, Terence | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| The Liffey in Dublin | De Courcy, J. W. | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| The Limerick anthology | | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| The Limerick compendium | | Monograph or Collective Volume | Gill & Macmillan | 1997 |
| The lives of Eliza Lynch : scandal and courage | Fanning, RonanLillis, Michael, | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The local history project: co-operating North and South. Armagh: Centre for Cross Border Studies | Gillespie, Raymond,Mulryan-Moloney, MaevePrunty, Jacinta, | Monograph or Collective Volume | Centre for Cross Border Studies | 2001 |
| The long gestation : Irish nationalist life, 1891-1918 | Maume, Patrick | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| The long retreat : Protestants, economy and society, 1660-1926 | Graham, MarkKennedy, Liam, 1946-Miller, Kerby A. | Article in Book | | 1991 |
| The long watch | Forde, Frank | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| The Lordship of Ireland in the Middle Ages | Lydon, James F. | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| The Lough Derg pilgrimage in the age of the Counter-Reformation | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 2004 |
| The Louvain Franciscans and the culture of print | Gillespie, Raymond | Article in Book | | 2013 |
| The Maguires and Fermanagh, 1603-1720 | Scott, Brendan | Article in Book | | 2019 |
| The making of an Irishman : John Ferguson (1836-1906) | McFarland, Elaine | Article in Book | | 2011 |
| The making of O'Rourke, 1536 | Gillespie, Raymond | Article in Book | | 2009 |
| The Making of the Montgomery manuscripts | Gillespie, Raymond | Article in Journal | | 1986 |
| The manly spirit of St Monenna | Bray, Dorothy Ann | Article in Book | | 1999 |
| The march of south-east Ulster in the fifteenth and sixteenth centuries : a period of change | O'Sullivan, Harold | Article in Book | | 1989 |
| The markets and fairs of Cootehill, county Cavan | Cassidy, Patrick | Article in Book | | 2001 |
| The material culture of self-promotion: The Conaille Muirthemne kings and the ecclesiastical site of Faughart, County Louth | Boazman, Gill | Article in Journal | | 2015 |
| The material world of the parish | FitzPatrick, Elizabeth | Article in Book | | 2006 |
| The materiality of the St Gallen manuscripts | Gillis, John | Article in Book | | 2025 |
| The maximalist : the rise and fall of Tony O'Reilly | Cooper, Matt | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| The Mayoman and his landscape, c. 1600 | Gillespie, Raymond | Article in Book | | 1986 |
| The McGillacuddy Reeks : Na Chruacha Dubha - a perspective | Ó Muircheartaigh, Con | Article in Journal | | 1997 |
| The McGillicuddy papers : a selection from the family archives of the McGillicuddy of the Reeks with an introductory memoir being a contribution to the history of the county of Kerry | | Monograph or Collective Volume | Longman Green | 1867 |
| The media, 1945-70 | Gageby, Douglas | Article in Book | | 1979 |
| The medieval border : Anglo-Irish and Gaelic Irish in late thirteenth and early fourteenth-century Uriel | Smith, Brendan, 1963- | Article in Book | | 1989 |
| The medieval manuscripts of Christ Church Cathedral, Dublin | | Monograph or Collective Volume | Four Courts | 2006 |
| The mind of an activist - James Connolly | Edwards, Owen Dudley | Monograph or Collective Volume | Gill & Macmillan | 1971 |
| The missions : Africa and the Orient | McGlade, Joseph | Monograph or Collective Volume | Gill | 1967 |
| The mitred earl : an 18th century eccentric | Fothergill, Brian | Monograph or Collective Volume | Faber | 1974 |
| The modernisation of Irish society, 1848-1918 | Lee, J.J. (John Joseph), 1942- | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| The modernisation of Irish society, 1848-1918 | Lee, J.J. (John Joseph), 1942- | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| The monastic institute | Ryan, John | Monograph or Collective Volume | Gill | 1972 |
| The multi-centred metropolis : the social topography of eighteenth-century Dublin | Sheridan-Quantz, Edel | Article in Book | | 2001 |
| The Mummy's boys : threats and menaces from Ulster's paramafia | McDowell, Jim | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| The Mun : growing up in Ballymun | Connelly, Lynn | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| The murder file : an Irish detective's casebook | Reddy, Tom | Monograph or Collective Volume | Gill & Macmillan | 1991 |
| The murder of Arthur Champion and the 1641 rising in Fermanagh | Gillespie, Raymond | Article in Journal | | 1993 |
| The myth of an Irish cinema : approaching Irish-themed films | Gillespie, Michael Patrick | Monograph or Collective Volume | Syracuse UP | 2008 |
| The myth of the hidden Ireland : the corrosive effect of place in 'The Quiet Man' | Gillespie, Michael Patrick | Article in Journal | | 2002 |
| The naked politician | Hannon, Katie | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| The nature and classification of traditional religious songs in Irish : with a survey of printed and oral sources | Ní Riain, Nóirín | Article in Book | | 1993 |
| The new I.R.A., 1925-62 | Murphy, John A. | Article in Book | | 1973 |
| The new women of the Glens : writers and revolutionaries | O'Toole, Tina | Article in Book | | 2016 |
| The North and the constitution | Barrington, Dónal | Article in Book | | 1988 |
| The Northern Ireland peace process 1993-1996 : a chronology | Brew, PaulGillespie, Gordon | Monograph or Collective Volume | Serif | 1996 |
| The Northern Ireland peace process : ending the troubles? | Hennessey, Thomas | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| The Northern Ireland peace process, 1993-1996 : a chronology | Bew, PaulGillespie, Gordon | Monograph or Collective Volume | Serif | 1996 |
| The Ó Cleirigh manuscripts in context | Gillespie, Raymond | Article in Book | | 2007 |
| The Ó Máille memorial plaque and its heraldic achievement | Gillespie, Fergus | Article in Book | | 2005 |
| The O'Kalem collection - a retrospective arrangement: The evolution of a tradition | Gillespie, Michael Patrick | Article in Journal | | 2012 |
| The odyssey of Adam and Paul : a twenty-first-century Irish film | Gillespie, Michael Patrick | Article in Journal | | 2008 |
| The old bridge room | Peart, Noel | Article in Book | | 1990 |
| The organ in Feis Cheoil, 1897-1985 | Mooney, David | Article in Book | | 2018 |
| The origins and development of an Ulster urban network, 1600-1641 | Gillespie, Raymond | Article in Journal | | 1984 |
| The origins of Catholic nationalism | Corish, Patrick J. | Monograph or Collective Volume | Gill | 1968 |
| The origins of the Irish in Northern England : an isonymic analysis of data from the 1881 census | Raild, Donald M.Smith, Malcolm | Article in Book | | 2011 |
| The origins of the Ulster Workers' Council strike : structure and tactics | Gillespie, Gordon | Article in Journal | | 2004 |
| The origins, rise and decline of the Ennis fairs and markets | Ó Dálaigh, Brian | Article in Book | | 2001 |
| The other Ireland : changing times, 1870-1920 | Jones, Mary | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| The other Ireland : the way we lived, 1870-1920 | Jones, Mary | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| The outbreak of the Irish rebellion of 1641 | Perceval-Maxwell, Michael | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| The Oxford handbook of modern Irish poetry | | Monograph or Collective Volume | Oxford University Press | 2012 |
| The Oxford History of the Irish Book. 3. The Irish book in English, 1550-1800 | | Monograph or Collective Volume | Oxford University Press | 2005 |
| The paintings and sculpture (of the Stephen's Green Club) | MacGonigal, Ciaran | Article in Book | | 1990 |
| The papers of Patrick McGilligan as a source for examining the electrification of the Irish Free State | Manning, Kate | Article in Journal | | 2017 |
| The paradox of Irish politics | Farrell, Brian | Article in Book | | 1973 |
| The parish and the Ulster Plantation | Gillespie, Raymond | Article in Journal | | 2008 |
| The parish in medieval and early modern Ireland | | Monograph or Collective Volume | Four Courts Press for the Group for the Study of Irish Historic Settlement | 2006 |
| The partition of Ireland : how and why it was accomplished | O'Neill, David | Monograph or Collective Volume | Gill | 1946 |
| The party : inside Fianna Fáil | Walsh, Dick | Monograph or Collective Volume | Gill & Macmillan | 1985 |
| The patriot parliament of 1689 | Farrell, Brian | Article in Book | | 1973 |
| The penal period, Kilcock (1540 - 1830) | Rochfort, Jim | Article in Book | | 1999 |
| The people vs Catherine Nevin | O'Reilly, RitaWalsh, Liz | Monograph or Collective Volume | Gill & Macmillan | 2000 |
| The people's rising : Wexford, 1798 | Gahan, Daniel | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| The performance of overseas industry in Ireland, 1973-89 | McGibney, AebhricRuane, Frances | Article in Book | | 1991 |
| The place names of Moneystown | McGillick, Frank | Article in Journal | | 1988 |
| The plantation of Ulster : British settlement in an Irish landscape, 1600-1670 | Robinson, Philip S. | Monograph or Collective Volume | Gill & Macmillan | 1984 |
| The plantation of Ulster : British settlement in an Irish landscape, 1600-70. | Robinson, Philip S. | Monograph or Collective Volume | Gill | 1984 |
| The plantation of Ulster : the British colonisation of the north of Ireland in the seventeenth century | Bardon, Jonathan, 1941- | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| The pocket Michael Collins ; life, death and legacy | Gill Books | Monograph or Collective Volume | Gill Books | 2022 |
| The political factor in agricultural history : trends in Irish agriculture 1922-85 | Gillmor, Desmond A. | Article in Journal | | 1989 |
| The political mobilisation of Irish farmers | Clark, Samuel | Article in Book | | 1987 |
| The political mobilization of Irish farmers | Clark, Samuel | Article in Book | | 1987 |
| The political organization of the Irish in Britain, 1867-1890 | O'Day, Alan | Article in Book | | 1989 |
| The politics of pageantry: the participation of Dublin guilds in public-facing ceremonial and celebratory events, 1660–c.1770 | Lyons, Mary Ann | Article in Book | | 2022 |
| The poor relation : Irish foreign policy and the third world | Holmes, MichaelRees, NicholasWhelan, Bernadette | Monograph or Collective Volume | Trócaire and Gill and Macmillan | 1993 |
| The Pope's children : Ireland's new elite | McWilliams, David | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| The population of Leitrim in the twentieth century | Gillmor, Desmond A. | Article in Book | | 2019 |
| The power of dower : the importance of dower in the lives of medieval women in Ireland | Kenny, Gillian | Article in Book | | 2003 |
| The Presbyterian revolution in Ulster, 1660-1690 | Gillespie, Raymond | Article in Book | | 1989 |
| The Presentation Sisters in Kilcock | Dáibhís, Fionntan | Article in Book | | 1999 |
| The president, the people and the constitution | Gallagher, Michael | Article in Book | | 1988 |
| The print trade, 1550-1700 | Lennon, Colm | Article in Book | | 2006 |
| The print trade, 1700-1800 | Lennon, Colm | Article in Book | | 2006 |
| The problems of plantations : material culture and social change in early modern Ireland | Gillespie, Raymond | Article in Book | | 2009 |
| The proctor's accounts of Peter Lewis, 1564-1565 | | Monograph or Collective Volume | Four Courts | 1996 |
| The protestant crusade in Ireland, 1800-70 : a study of protestant-catholic relations between the Act of Union and Disestablishment | Bowen, Desmond | Monograph or Collective Volume | Gill & Macmillan | 1978 |
| The Protestant Reformation in Ireland | Ford, Alan, 1956- | Article in Book | | 1986 |
| The purposes of patronage : Brian Maguire of Knockninny and his manuscripts | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 1988 |
| The queen of Ireland : an historical account of Ireland's devotion to the Blessed Virgin | Concannon, Helena | Monograph or Collective Volume | Gill | 1938 |
| The Queen's College at Galway - some memories | Ó hEocha, Colm | Article in Book | | 1984 |
| The race for the Áras | Reddy, Tom | Monograph or Collective Volume | Gill & Macmillan | 2012 |
| The rational foraging terrorist : analysing the distances travelled to commit terrorist violence | Gill, Paul ; Horgan, John ; Corner, Emily | Article in Journal | | 2019 |
| The Recognised Colleges | Nolan, John | Article in Book | | 2008 |
| The reconstruction of proto-historic landscapes using aerial photographs : case studies in Co. Louth | Barrett, Gillian F. | Article in Journal | | 1981 |
| The record of an event and its significance : the baptism of Salomon Cossart | Gillespie, Raymond | Article in Journal | | 2018 |
| The Reformation in Kilmore before 1641 | Ford, Alan, 1956- | Article in Book | | 1995 |
| The reformed preacher : Irish Protestant preaching, 1660-1700 | Gillespie, Raymond | Article in Book | | 2001 |
| The regional impact of overseas industry | Drudy, P. J. | Article in Book | | 1991 |
| The religion of Irish Protestants : a view from the laity, 1580-1700 | Gillespie, Raymond | Article in Book | | 1995 |
| The religion of the first duke of Ormond | Gillespie, Raymond | Article in Book | | 2000 |
| The religion of the Protestant laity in early modern Ireland | Gillespie, Raymond | Article in Book | | 2002 |
| The reluctant taoiseach : a biography of John A. Costello | McCullagh, David | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| The remaking of modern Ireland, 1750-1950 | | Monograph or Collective Volume | Four Courts | 2004 |
| The reshaping of the borderlands c.1700-1840 | Crawford, W. H. (William Henry) | Article in Book | | 1989 |
| The Restless Dominion : The Irish Free State and the British Commonwealth of Nations, 1921-31 | Harkness, D. W. | Monograph or Collective Volume | Gill & Macmillan | 1969 |
| The resurrection of Hungary, a parallel for Ireland | Griffith, Arthur | Monograph or Collective Volume | James Duffy & Co., M.H. Gill & Son, Sealy, Bryers & Walker | 1904 |
| The retreat from Irish : the statistical analysis and other aspects | Ó Murchu, Mairtin | Article in Book | | 1986 |
| The Rev Robert Magill : a bibliographical view, 1827-1828 | Erskine, John | Article in Book | | 1996 |
| The Rev. John Wesley's letter to a Roman Catholic | Kingston, Gillian | Article in Book | | 2013 |
| The Reverend Canon Henry Kingsmill Moore, DD, Ball. Coll. Oxon., FLS, and Church of Ireland education, 1880-1927 | Parkes, Susan M. | Article in Book | | 2005 |
| The Reverend Robert Magill : a bibliographical view, 1827-1828 | Erskine, John | Article in Book | | 1996 |
| The rewarding of excellence | Flanagan, Pamela | Article in Book | | 1998 |
| The rise and demise of the Dublin cattle market, 1863-1973 | Clare, Liam | Article in Book | | 2001 |
| The rise of the Irish linen industry | Gill, Conrad | Monograph or Collective Volume | | 1925 |
| The road wet, the wind close : Celtic Ireland | Roy, James Charles | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| The role of overseas industry in industrial development | Foley, AnthonyMcAleese, Dermot | Article in Book | | 1991 |
| The role of the parish in building and maintaining Anglican churches in the north of Ireland 1660-1740 | Roulston, William J. | Article in Book | | 2006 |
| The Roman Catholic church and the Home Rule movement in Ireland, 1870-1874 | Larkin, Emmet | Monograph or Collective Volume | Gill & Macmillan | 1990 |
| The Roman Catholic Church and the Irish poor | Samuel, Raphael Elkan, 1934-1996 | Article in Book | | 1985 |
| The Roman Catholic Church and the Nineteenth Century Irish Diaspora | Gilley, Sheridan | Article in Journal | | 1984 |
| The Roman Catholic church and the nineteenth century Irish diaspora | Gilley, Sheridan | Article in Journal | | 1984 |
| The Roman Catholic church in Ireland, 1898-1918 | Miller, David William, 1940- | Article in Book | | 1987 |
| The Roman Catholic mission to the Irish in London | Gilley, Sheridan | Article in Journal | | 1969 |
| The Roman Catholic Mission to the Irish in London, 1840-60 | Gilley, Sheridan | Article in Journal | | 1969 |
| The Roman Catholic mission to the Irish in London,1840-1860 | Gilley, Sheridan | Article in Journal | | 1969 |
| The Royal Dublin Society, 1731-1981 | | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| The Royal visit to Belfast June 1921 | McIntosh, Gillian | Article in Book | | 2006 |
| The sacred in the secular : religious change in Catholic Ireland, 1500-1700 : the fifth annual lecture in Catholic studies, sponsored by the Edmundite trust fund for Catholic Studies and Ministry at St. Michael's College, 21 April 1993 | Gillespie, Raymond | Monograph or Collective Volume | St Michael's College | 1993 |
| The Scotch-Irish : their cultural adaptation and heritage in the American old west | Evans, E. Estyn (Emyr Estyn), 1905-1989 | Article in Book | | 1992 |
| The search for the Celtic rite : the TCD Sarum divine office MSS reassessed | Brannon, Patrick | Article in Book | | 1993 |
| The seigneurial system in early Canada : geographical study | Harris, Richard Cole | Monograph or Collective Volume | McGill-Queen's University Press | 1984 |
| The settlement of the Cooley Peninsula 1400-1550 | Gillespie, Raymond | Article in Journal | | 2016 |
| The shape of the parish | Duffy, Patrick J. | Article in Book | | 2006 |
| The shaping of a lay community in the Church of Ireland, 1558-1640 | Lennon, Colm | Article in Book | | 2002 |
| The shaping of Dublin government in the long eighteenth century | Hill, Jacqueline R. | Article in Book | | 2001 |
| The shaping of reform, 1558-1625 | Gillespie, Raymond | Article in Book | | 2000 |
| The shops of Ireland | Rothery, Sean | Monograph or Collective Volume | Gill & Macmillan | 1978 |
| The shrine of St Caillín of Fenagh | Mullarkey, Paul | Article in Book | | 2016 |
| The significance of urban waterfronts | Martire, Agustina | Article in Book | | 2012 |
| The sins of our fathers : roots of conflict in Northern Ireland | Edwards, Owen Dudley | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The small towns of Ulster, 1600-1700 | Gillespie, Raymond | Article in Journal | | 1990 |
| The Social Memory of Oliver Cromwell in Ireland, c.1660s–c.1730s | Darcy, Eamon | Article in Book | | 2021 |
| The social thought of Richard Bellings | Gillespie, Raymond | Article in Book | | 2001 |
| The social world of County Down in the seventeenth century | Gillespie, Raymond | Article in Book | | 1997 |
| The southern Irish unionists, the Irish question, and British politics, 1906-1914 | Buckland, Patrick | Article in Book | | 1987 |
| The sovereign ghosts of Thomas Moore | White, Harry | Article in Book | | 2006 |
| The sovereignty of parliament and the Irish question | Crick, B. | Article in Book | | 1982 |
| The special collections of the academy library | Shields, Philip | Article in Book | | 1998 |
| The Stockport riots of 1852 : a study of anti-Catholic and anti-Irish sentiment | Millward, Pauline | Article in Book | | 1985 |
| The story of Connemara | Kilroy, Patricia | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| The story of Mellifont | Conway, Colmcille | Monograph or Collective Volume | Gill | 1958 |
| The story of Mount Melleray | Luddy, Ailbe J. | Monograph or Collective Volume | Gill | 1946 |
| The story of Mount Melleray | Luddy, Ailbe J. | Monograph or Collective Volume | Gill | 1952 |
| The story of the Chinese seals found in Ireland | Galambos, Imre | Article in Journal | | 2008 |
| The strategy of reconciliation | Hume, John | Article in Book | | 1986 |
| The strikes of 1911-1913 : their international significance | Brown, Kenneth Douglas, 1943- | Article in Book | | 1998 |
| The study of townlands in Ulster | Crawford, W. H. (William Henry) | Article in Book | | 1998 |
| The synod of Thurles, 1850 : discipline and education | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| The tales and trials of a 'Double minority' : the Irish and French Catholic engagement for the soul of the Canadian church | McGowan, Mark G. | Article in Book | | 2015 |
| The Telephone in Dublin and its first directory | MacMahon, Enda | Article in Journal | | 2015 |
| The telling year : Belfast 1972 | O'Doherty, Malachi | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| The tenants' movement to capture the Irish Poor Law Boards, 1877-1886 | Feingold, W. L. | Article in Book | | 1987 |
| The Territorials in Northern Ireland 1947-1992 | Brierley, G. J.Gailey, I. B.Gillespie, W. F. | Monograph or Collective Volume | Northern Ireland Territorial Auxiliary and Volunteer Reserve Association | 1993 |
| The theatre in Ulster | Bell, Sam Hanna | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| The thief of reason : Oscar Wilde and modern Ireland | Pine, Richard | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| The time of my life | Byrne, GayPurcell, Deirdre | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| The tower houses of Co. Down: stylistic similarity, functional difference | Eadie, Gillian | Article in Book | | 2015 |
| The Town Hall in Early Modern Ireland | Gillespie, Raymond | Article in Book | | 2021 |
| The town walls of Dublin | Healy, Patrick Thomas, 1916-2000 | Article in Book | | 1990 |
| The trains long departed: Ireland's lost railways | Ferris, Tom | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| The transformation of the borderlands, 1600-1700 | Gillespie, Raymond | Article in Book | | 1989 |
| The transformation of the Irish economy, 1550-1700 | Gillespie, Raymond | Monograph or Collective Volume | Dundalgan Press for the Economic and Social History Society of Ireland | 1991 |
| The travels of Roger of Howden and his views of the Irish, Scots and Welsh | Gillingham, John | Article in Book | | 2000 |
| The trials of bishop Spottiswood 1620-40 | Gillespie, Raymond | Article in Journal | | 1987 |
| The Trinity year : a portrait of Trinity College Dublin | Mulligan, Fergus, 1952- | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The twelfth-century English transmission of a poem on the threefold division of the mind, attributed to Patrick of Dublin (d. 1084) | Boyle, Elizabeth | Article in Book | | 2017 |
| The twelfth-century reform | Gwynn, Aubrey | Monograph or Collective Volume | Gill & Macmillan | 1968 |
| The twentieth century | Brown, Terence | Article in Book | | 1987 |
| The twentieth-century cathedral | MacCarthy, R. B. (Robert B.) | Article in Book | | 2009 |
| The Uí Dhomhnaill and their books in early sixteenth-century Ireland | Cunningham, BernadetteGillespie, Raymond | Article in Book | | 2013 |
| The Ulster liberal unionists and local government reform, 1885-1898 | Shannon, Catherine B. | Article in Book | | 1987 |
| The Ulster of Arthur Dobbs | Gillespie, Raymond | Article in Book | | 1990 |
| The Ulster Workers' Council strike: the perfect storm | Gillespie, Gordon | Article in Book | | 2017 |
| The United Irishwomen and the advanced nationalist women's press | Macpherson, James | Article in Book | | 2004 |
| The United States of America : the Irish clergyman | McAvoy, T. T. | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The United States of America : the Irish layman | Brown, Thomas N. | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The University question | McGrath, Fergal | Article in Book | | 1968 |
| The use of the castle of Limerick : seal and city motif | Hill, Judith | Article in Book | | 1997 |
| The vestry records of the parish of St John the Evanglist, Dublin : 1595-1658 | | Monograph or Collective Volume | Four Courts and the Representative Church Body Library | 2002 |
| The Vestry Records of the Parish of St. John the Evangilist : Dublin, 1595-1658 | | Monograph or Collective Volume | Four Courts Press|The Representative Church Body Library | 2004 |
| The vestry records of the parishes of St. Catherine and St. James, Dublin, 1651-1692 | | Monograph or Collective Volume | Four Courts | 2004 |
| The Vikings' Relationship with Christianity in the British Isles | Fellows Jensen, Gillian | Article in Book | | 1987 |
| The vocacyon of Johan Bale (1553) : a retrospective sermon from Ireland | George, J.-A. | Article in Book | | 2001 |
| The Volunteers of Dublin, 1778-84 : a short study of urban volunteering | O'Connor, Stephen | Article in Book | | 2008 |
| The waning of the green : Catholics, the Irish, and identity in Toronto, 1887-1922 | McGowan, Mark George | Monograph or Collective Volume | McGill-Queen's University Press | 1999 |
| The Wardenship of Galway | Coen, Martin | Article in Book | | 1984 |
| The Western front : Irish voices from the Great War | Sheehan, William, 1968- | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| The white heat : my autobiography | Ó Sé, Tomás | Monograph or Collective Volume | Gill & Macmillan | 2015 |
| The wife's tale | Kenny, Gillian | Article in Book | | 2014 |
| The wife's tale : Isabel Marshal and Ireland | Kenny, Gillian | Article in Book | | 2017 |
| The women of county Louth in the later medieval period, 1170-1540 | Kenny, Gillian | Article in Journal | | 2008 |
| The world of Andrew Rowan : economy and society in restoration Antrim | Gillespie, Raymond | Article in Book | | 2005 |
| The world of Richard Lahy, an Irish law agent in eighteenth-century London | Bergin, John | Article in Book | | 2012 |
| The year of disappearances : political killings in Cork, 1920-1921 | Murphy, Gerard | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| The year of disappearances : political killings in Cork, 1921-1922 | Murphy, Gerard | Monograph or Collective Volume | Gill & Macmillan | 2011 |
| The years of readjustment, 1945-51 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1969 |
| The Young Ireland movement | Davis, Richard | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Theatre and print, 1550-1800 | Morash, Christopher | Article in Book | | 2006 |
| Thelma Gillott, vice-president, The Butler Society 2003-2013 | Blanford, HilaryDunboyne, John | Article in Journal | | 2014 |
| Theobald Wolfe Tone | Boylan, Henry | Monograph or Collective Volume | Gill & Macmillan | 1981 |
| Theobald Wolfe Tone and the common name of Irishman in 1960s Ireland | Gillen, Ultán | Article in Book | | 2016 |
| These obstreperous lassies : a history of the Irish Women Workers Union | Jones, Mary | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Thirty-two words for field : lost words of the Irish landscape | Magan, Manchán | Monograph or Collective Volume | Gill Books | 2020 |
| This great calamity : the Irish famine 1845-52 | Kinealy, Christine | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| This is Charlie Bird | Bird, CharlieRafter, Kevin | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| This sacred feeling : patriotism, nation-building and the Catholic church in Newfoundland, 1850-1914 | Lambert, Carolyn | Article in Book | | 2015 |
| Thomas D'Arcy McGee, Volume 1 : passion, reason, and politics, 1825-1857 | Wilson, David A. | Monograph or Collective Volume | McGill-Queen's University Press | 2008 |
| Thomas D'Arcy McGee, Volume 2 : the extreme moderate, 1857-1868 | Wilson, David A. | Monograph or Collective Volume | McGill-Queen's University Press | 2012 |
| Thomas Davis : essays and poems with a centenary memoir, 1845-1945 | Davis, Thomas J.De Blacam, Aodh | Monograph or Collective Volume | Gill | 1945 |
| Thomas Davis, the thinker and teacher, the essence of his writings in prose and poetry | | Monograph or Collective Volume | Gill | 1914 |
| Thomas Howell and his friends : serving Christ Church Cathedral, Dublin 1570-1700 | Gillespie, Raymond | Monograph or Collective Volume | Friends of Christ Church Cathedral | 1997 |
| Thomas Prior, Sir John Rawdon, third baronet, and the mentality and ideology of 'improvement' : a question of upbringing | Hayton, D. W. (David William) | Article in Book | | 2012 |
| Thomas Raven and the mapping of the Clandeboy estates, 1625 | Gillespie, Raymond | Article in Journal | | 1981 |
| Thou shalt not kill : true-life stories of Irish murders | O'Connor, KevinOthers | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| Thou shalt not kill : true-life stories of Irish murders | O'Connor, Kevin | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Three Fellows in Mi’kma’ki: The Power of the Avocational | Reid, John G. | Article in Book | | 2021 |
| Three historical poems ascribed to Gilla Cóemáin. A critical edition of the work of an eleventh-century Irish scholar | Smith, Peter J. | Monograph or Collective Volume | Nodus Publikationen | 2008 |
| Three tracts on Ireland c.1613; presented by Raymond Gillespie | Gillespie, Raymond | Article in Journal | | 2004 |
| Through a glass darkly : some sidelights on Viking influence on personal names and place-names in Ireland | Jensen, Gillian Fellows | Article in Book | | 2015 |
| Through her eyes : a new history of Ireland in 21 women | Finn, Clodagh | Monograph or Collective Volume | Gill Books | 2022 |
| Tíreolaíocht shocheacnamíoch acmhainní, geilleagar agus sochaí | Gillmor, Desmond A.Ó Cadháin, Máirtín | Monograph or Collective Volume | An Gúm | 1990 |
| Titan at bay | Nevin, Donal | Article in Book | | 1998 |
| To divide the Danes from the Norwegians : on Scandinavian settlement in the British isles | Fellows Jensen, Gillian | Article in Journal | | 1987 |
| To heal the broken hearted : the life of Saint Charles of Mount Argus | Spencer, Paul Francis | Monograph or Collective Volume | Ovada | 2007 |
| To talent alone : the Royal Irish Academy of Music, 1848-1998 | | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| Tomorrow's schools | Mulvey, Kieran | Article in Book | | 1990 |
| Tony Gregory | Gilligan, Robbie | Monograph or Collective Volume | O'Brien Press | 2011 |
| Tony Ryan : Ireland's aviator | Aldous, Richard | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| Towards a cultural context for the eleventh-century Llanbadarn manuscripts | Conway, Gillian L. | Article in Journal | | 1997 |
| Towards a history of the Cecilian movement in Ireland; an assessment of the writings of Heinrich Bewerange (1862-1923), with a catalogue of his publications and manuscripts | Lawrence, NicholasWhite, Harry | Article in Book | | 1993 |
| Towards a reconsideration of the place of traditional music in the Catholic Church | Scahill, Adrian | Article in Book | | 2018 |
| Town book of the Corporation of Belfast, 1613-1816. | Young, Robert Magill, 1851-1925 | Monograph or Collective Volume | Colourpoint Books | 2008 |
| Town life | Cullen, L. M. (Louis Michael) | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Tracing your Irish ancestors : the complete guide | Grenham, John | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Tracing your Irish ancestors : the complete guide | Grenham, John | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Tracing your Irish ancestors : the complete guide | Grenham, John | Monograph or Collective Volume | Gill & Macmillan | 1992 |
| Traditional music and Irish cultural history | Uí Ógáin, Ríonach | Article in Book | | 1995 |
| Traditional religion in sixteenth-century Gaelic Ireland | Gillespie, Raymond | Article in Book | | 2014 |
| Tragedy at Tusker Rock | Reynolds, Michael | Monograph or Collective Volume | Gill & Macmillan | 2003 |
| Tralee | | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| Transatlantic revivalism and Ulster identity : the career of W. P. Nicholson | Wells, Ronald A. | Article in Book | | 2001 |
| Translation and transition : writing in English 1700-1900 | O'Dwyer, Riana | Article in Book | | 1988 |
| Transmitting the text : some linguistic issues in the work of the Franciscans | Ó hÚiginn, Ruairí | Article in Book | | 2013 |
| Travel and transport in Ireland | | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Travel and transport in Ireland | | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Treasure from the bog: The Fadden More psalter | Gillis, John | Article in Book | | 2012 |
| Treasures of Ireland : Irish pagan and early Christian art | Lucas, A. T. | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Treasures of the National Museum of Ireland : Irish antiquities | | Monograph or Collective Volume | Gill & Macmillan in association with the Boyne Valley Honey Company | 2002 |
| Tribute. Randal Gill, FIGRS. Born: 14th January 1946, Bangor, Co. Down. Died: 29th April 2012, Belfast | Davison, Robert C.Ffeary-Smyrl, Steven | Article in Journal | | 2012 |
| Trim | Hennessy, Mark | Monograph or Collective Volume | Royal Irish Academy | 2004 |
| Triumph and disaster | Nevin, Donal | Article in Book | | 1998 |
| Triumph over Tragedy : Irish Women's true life stories | Rea, Trina | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Troubled images : the Northern Ireland troubles and peace process, 1968-2007 | Gillespie, Gordon | Monograph or Collective Volume | Colourpoint Books | 2007 |
| True Grit : The Evolution of Feature-Length Irish Films in the 1990s | Gillespie, Michael Patrick | Article in Book | | 2009 |
| Tuam | Claffey, John A. | Monograph or Collective Volume | Royal Irish Academy | 2009 |
| Tudor and Stuart Ireland | Mac Curtain, Margaret | Monograph or Collective Volume | Gill & Macmillan | 1972 |
| Tuileadh ar na Gearailtich: eachdraidh, beul-aithris agus litreachas | Mac Gill'-Iosa, Uilleam | Article in Book | | 2012 |
| Tuilleadh air na Gearailtich: eachdraidh, beul-aithris agus litreachas | Mac Gill'-Íosa, Uilleam | Article in Book | | 2012 |
| Turf boats of the inland waters | Mills, Gillian | Article in Book | | 2008 |
| Twentieth century Irish literature | Dawe, Gerald, 1952-Maxwell, D. E. S.O'Dwyer, Riana | Article in Book | | 1988 |
| Twentieth-century Ireland : nation and state | Keogh, Dermot | Monograph or Collective Volume | Gill & Macmillan | 1994 |
| Twentieth-century Ireland : revolution and state building | Keogh, DermotMcCarthy, Andrew | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Twin perspectives : the attorney general views political and European dimensions | Sutherland, P. | Article in Book | | 1988 |
| Two capitals : London and Dublin 1500-1840 | | Monograph or Collective Volume | Oxford University Press for the British Academy | 2001 |
| Two contributors to the Book of Leinster : Bishop Finn of Kildare and Gilla na Náem Ua Duinn | Bhreathnach, Edel | Article in Book | | 2002 |
| Two De Verdon seals | Tempest, H. G. | Article in Journal | | 1948 |
| Two Irish poems written from the Mediterranean in the thirteenth century | Murphy, Gerard | Article in Journal | | 1953 |
| Two Lands on One Soil : Ulster Politics before Home Rule | Wright, Frank | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Two medieval seals from County Louth | Ó Floinn, Raghnall | Article in Journal | | 1992 |
| Two mesolithic arefacts from Ballygarvan, county Down | Welsh, Henry : Gillespie, Yvonne P. | Article in Journal | | 2016 |
| Two notable Castlerock families from 1870 | Nesbitt, James | Article in Journal | | 2014 |
| Two references to Edmund Spenser in Chancery disputes | Gillespie, RaymondHadfield, Andrew | Article in Journal | | 2001 |
| UCD : a national idea : the history of University College, Dublin | McCartney, Donal | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Uí Chléirigh Thír Chonaill : the O Clery family of Donegal | Gillespie, Fergus | Article in Book | | 1996 |
| Ulster during the war and after | Kennedy, David | Article in Book | | 1969 |
| Ulster emigrant's letters | Green, E. R. R. | Article in Book | | 1992 |
| Ulster emigration, 1783-1815 | Jones, Maldwyn A. | Article in Book | | 1992 |
| Ulster presbyterianism : the historical perspective | Brooke, Peter | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Ulster voices : memories of Ulster people | | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Un republicanisme ambigu: L'irlande et la revolution francaise [Ambiguous republicanism: Ireland and the French Revolution] | Gough, HughLobiez, Gilles | Article in Journal | | 1994 |
| Uncomfortable bodies in women's accounts of 1916 | McDiarmid, Lucy | Article in Book | | 2016 |
| Under the Rainbow : inside John Bruton’s coalition government | Kenny, Shane | Monograph or Collective Volume | Gill Books | 2024 |
| Under the receding wave | Curran, C. P. | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| Undercover cop : one man's true story of undercover policing in Ireland, the UK and Europe | Craig, Patrick | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Understanding contemporary Ireland : state, class and development in the Republic of Ireland | Breen, RichardHannan, DamianRottman, David B.Whelan, Christopher T. | Monograph or Collective Volume | Gill & Macmillan | 1990 |
| Une relation unique : les relations irlando-britanniques de 1921 à 2001 | Gillissen, Christophe | Monograph or Collective Volume | Presses Universitaires de Caen | 2005 |
| Unionisms in the UK’s Brexit crisis | Gillespie, Paul | Article in Journal | | 2020 |
| Unionist culture and literature, 1920-72 | McIntosh, Gillian V. | Thesis | | 1996 |
| Unity in division : a history of Christianity in Kilcock and Newtown parish 400-2000 | | Monograph or Collective Volume | Kilcock Publication Millennium Committee | 1999 |
| Unsolved | Cummins, Barry | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Up with the 'Times' | Brady, Conor | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Urban animals : human--poultry relationships in later post-medieval Belfast | Fothergill, B. Tyr | Article in Journal | | 2017 |
| Urban destruction by war in early modern Ireland | Gillespie, Raymond | Article in Book | | 2000 |
| Urban oligarchies and popular protest in the early seventeenth century : two Ulster examples | Gillespie, Raymond | Article in Journal | | 1982 |
| Urban parishes in early seventeenth-century Ireland : the case of Dublin | Gillespie, Raymond | Article in Book | | 2006 |
| Valentine Gill's map of Co. Wexford | Anonymous | Article in Journal | | 1997 |
| Varieties of Enlightenment : the Enlightenment and Irish political culture in the age of revolutions | Gillen, Ultán | Article in Book | | 2008 |
| Victims of Irish Republican paramilitary violence – The case of "The Disappeared" | Lynch, OrlaPeake, Sandra | Article in Book | | 2017 |
| Views of Georgian Dublin : perspectives of the city | Stevens, Julia Anne | Article in Book | | 2008 |
| Vikings in the British Isles : the place-name evidence | Fellows Jensen, Gillian | Article in Book | | 2000 |
| Village expansion in County Louth | Gillmor, Desmond A.Jeffars, Jane | Article in Journal | | 1987 |
| Violence in Northern Ireland : understanding Protestant perspectives | De Gregory, Gerry L.Galliher, John F. | Monograph or Collective Volume | Gill & Macmillan | 1985 |
| Vistas on to the twilight zone | Bennett, Ciarán | Article in Journal | | 2006 |
| Voices from beyond the grave : a seventeenth-century Belfast ghost story | Gillespie, Raymond | Article in Book | | 2016 |
| Voyage : the first Galway hooker to America, 1986 | Barry, Patrick | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| W. B. Yeats - the anti-democratic tradition | Freyer, Grattan | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| W. B. Yeats and the anti-democratic tradition | Freyer, Grattan | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| W. E. Wylie and the Irish revolution 1916-1921 | Ó Broin, León, 1902-1990 | Monograph or Collective Volume | Gill & Macmillan | 1989 |
| W.B. Yeats : man and poet | Jeffares, A. Norman | Monograph or Collective Volume | Gill & Macmillan | 1996 |
| Walls of silence | McCartney, Catherine | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Walter Long, Ireland and the Union, 1905-1920 | Kendle, John | Monograph or Collective Volume | McGill-Queen's University Press | 1992 |
| War and government in the middle ages : essays in honour of J.O. Prestwich | | Monograph or Collective Volume | | 1984 |
| War and the Irish Town : The Early Modern Experience | Gillespie, Raymond | Article in Book | | 2001 |
| War criminal allegations : The case for the defence | Reilly, Tom | Article in Book | NA | 2021 |
| Watch my lips, I'm speaking | Blood, May | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Whales and whaling in Donegal Bay, 1759-1885 | McGill, Patrick J. | Article in Journal | | 1959 |
| What if : alternative views of twentieth-century Ireland | Ferriter, Diarmaid | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Wheels and deals : people and places in Irish motoring | O'Donovan, John | Monograph or Collective Volume | Gill & Macmillan | 1983 |
| When Disney met Delargy: 'Darby O'Gill' and the Irish Folklore Commission | Tracy, Tony | Article in Journal | | 2010 |
| When female activists say 'I' : veiled rebels and the counterhistory of Irish independence | Steele, Karen | Article in Book | | 2010 |
| Where a photograph led : Gillmors from northwestern Ireland in 1850's Iowa, USA | Gillmor, Desmond A. | Article in Journal | | 2013 |
| Where a photograph led: Gillmors from northwestern Ireland in 1850's Iowa, USA | Gillmor, Desmond A. | Article in Journal | | 2013 |
| Where do they get this stuff from? : 125 years of collecting | Flynn, RachelGilligan, DonnaMcNamee, LeoO'Byrne, RachelStack, PaulineWalsh, NatashaWeadick, Sharon | Monograph or Collective Volume | National Museum of Ireland | 2015 |
| Where no one can hear you scream : murder and assault in the Wicklow mountains | McInerney, Sarah | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Where's your mama gone? | O'Gorman, Kay | Monograph or Collective Volume | Gill & Macmillan, 2008 | 2008 |
| Whigs on the Green (The Stephen's Green Club) 1840-1990 | Share, BernardSmith, Cornelius, | Monograph or Collective Volume | Gill & Macmillan | 1990 |
| White v Gill : Tipperary famine clearances revisited in 1863 | Marnane, Denis G. | Article in Journal | | 2005 |
| Who stole our game? the fall and rise of Irish soccer | Whelan, Daire | Monograph or Collective Volume | Gill & Macmillan | 2006 |
| Who stole St Buite's head? gossip and guilt in sixteenth-century Louth | Gillespie, Raymond | Article in Book | NA | 2012 |
| Who were the volunteers? the shifting sociological and operational profile of 1240 Provisional Irish Republican Army members | Gill, Paul ; Horgan, John | Article in Journal | | 2013 |
| Who were the volunteers? the shifting sociological and operational profile of 1240 Provisional Irish Republican Army members | Gill, Paul ; Horgan, John | Article in Journal | | 2013 |
| Who's looking after baby? Nursery school care in Northern Ireland during the Second World War | McIntosh, Gillian | Article in Book | | 2010 |
| Whose city? Belonging and exclusion in the nineteenth-century urban world | Connolly, Sean J.,McIntosh, Gillian | Article in Book | | 2012 |
| Widows of the invaders | Kenny, Gillian | Article in Journal | | 2001 |
| Wild as colts untamed : Methodism and society in Lurgan 1750-1950 | Gillespie, Raymond | Monograph or Collective Volume | | 1977 |
| Wild sports in Ireland | Bickerdyke, John [i.e. Cook, C. H.], 1858-1933 | Monograph or Collective Volume | Ballinakella Press | 2007 |
| William O'Brien, MP : the metropolitan and international dimensions of Irish nationalism | Bull, Philip | Article in Book | | 2011 |
| William Paterson, 1745-1806 : lawyer and politician | Ickringill, Steve | Article in Book | | 1992 |
| William Powell at Maynooth : an episode of religious politics in 1630s Kildare | Gillespie, Raymond | Article in Journal | | 2019 |
| William Reeves and the edition of the 'Life of St Columba : the continental connection | Picard, Jean-Michel | Article in Book | | 2006 |
| William Telford and the Victorian organ in Ireland | Gillen, Gerald | Article in Book | | 1993 |
| Wills | Clulow, Jimmy | Article in Journal | | 2000 |
| Winifred Letts and the Great War : a poetics of witness | Collins, Lucy | Article in Book | | 2016 |
| Wish me well : notes on my sleeve | Hanly, Michael | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| With a little help from my friends : planning corruption in Ireland | Cullen, Paul | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| With wooden sword : a portrait of Francis Sheehy-Skeffington, militant and pacifist | Levenson, Leah | Monograph or Collective Volume | North-Eastern University Press|Gill & Macmillan | 1983 |
| Without fanfares : some reflections on the republic of Éire | MacArdle, Dorothy | Monograph or Collective Volume | Gill | 1946 |
| Without trace : Ireland's missing | Cummins, Barry | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Women and crime in seventeenth-century Ireland | Gillespie, Raymond | Article in Book | | 1991 |
| Women in Ireland : voices of change | Beale, Jenny | Monograph or Collective Volume | Gill & Macmillan | 1986 |
| Women writing war : Ireland 1880-1922 | | Monograph or Collective Volume | University College Dublin | 2016 |
| Women's experiences of war in later medieval Ireland | Kenny, Gillian | Article in Book | | 2010 |
| Women's National Health Association and tuberculosis | Magill, Isabel | Article in Book | | 1990 |
| Woodrow Wilson and his Presbyterian inheritance | Link, Arthur Stanley | Article in Book | | 1992 |
| Workers of the world | Nevin, Donal | Article in Book | | 1998 |
| Working class heroines : the extraordinary women of Dublin's tenements | Kearns, Kevin C. | Monograph or Collective Volume | Gill Books | 2018 |
| Writing in Gaelic since 1880 | McGonagle, Noel | Article in Book | | 1988 |
| Writing Women and Space : Colonial and Postcolonial Geographies | | Monograph or Collective Volume | | 1994 |
| Yawls at Killough county Down | Magill, H. C. | Article in Journal | | 1998 |
| Years of darkness : the Troubles remembered | Gillespie, Gordon | Monograph or Collective Volume | Gill & Macmillan | 2008 |
| Youth culture and the youth service in Northern Ireland | Garner, WendyGillespie, NormanLovett, Tom | Article in Book | | 1989 |
| [Review of] 'A Difficult Birth: the early years of Northern Ireland1920-25', [by] Alan Parkinson. Dublin, 1920|[and] Political Conflict in East Ulster 1920-22: Revolution and Reprisal, [by] Christopher Magill. Woodbridge, 1920 | Newman, Seán Bernard | Article in Journal | | 2021 |
| ‘Halt! Halt!’ Oliver Cromwell, Hugh O’Neill and the Siege of Clonmel, April–May 1650 | Marshall, Alan | Article in Book | | 2021 |
| ‘Idle castle building airy schemes’: John Black III and the ‘improvement’ of eighteenth-century Belfast | Wright, Jonathan Jeffrey | Article in Book | | 2022 |
| ‘Into another intensity' : prayer in Irish nonconformity, 1650-1700 | Gillespie, Raymond | Article in Book | | 1996 |
| ‘It is easier to forgive an enemy than to forgive a friend’: Barnaby FitzPatrick and Gaelic collaboration with the Tudor crown, c. 1535–1581 | Wheeler, Diarmuid | Article in Book | | 2018 |
| ‘Not merely as an advocate' : the legal careers of four Castleknock pastmen | Hogan, Daire | Article in Book | | 1996 |
| ‘The common opinion of the town’: rumour and rancour in provincial Ireland, 1758 | Barnard, T.C. (Toby Christopher) | Article in Book | NA | 2022 |
| ‘The gentle art of re-perceiving’ : post-ceasefire identity in the poetry of Alan Gillis | Gamble, Miriam | Article in Journal | | 2009 |
| ‘The receiver-general is not in cash to pay …’: the financial travails of Dublin Corporation, 1690–1760 – causes, actions and political impact | Twomey, Brendan | Article in Book | | 2022 |
| ‘This day by letters severall from hands’ News Networks and Oliver Cromwell’s Letters from Drogheda | Poyntz, Nick | Article in Book | | 2021 |
| ‘We have murder by the throat’: Bloody Sunday 21 November 1920 | Gillis, Liz | Article in Book | Dublin City Library and Archive | 2020 |
| “Not a little disappointment”: Forging Postcolonial Academies from Emulation and Exclusion | Milton, Cynthia E. | Article in Book | | 2021 |
| “Perhaps the white man’s God has willed it so”: Reconsidering the “Indian” Poems of Pauline Johnson and Duncan Campbell Scott | Gerson, Carole | Article in Book | | 2021 |
| “Sooner or later they will be given the privelage [sic] asked for”: Duncan Campbell Scott and the Dispossession of Shoal Lake 40, 1913-14 | Perry, Adele | Article in Book | | 2021 |
| “The most adaptable of saints’ : the cult of St Patrick in the seventeenth century | Cunningham, BernadetteGillespie, Raymond | Article in Journal | | 1995 |