| Mansergh, Nicholas, see: Mansergh, Philip Nicholas Seton, 1910-1991 | Cross-reference | | |
| "Civilizinge of those rude partes" : colonization within Britain and Ireland, 1580s-1640s | Ohlmeyer, Jane H. | Article in Book | Oxford University Press | 1998 |
| "Given in the Church of S. Nicholas, Clonmines" | Doyle, P.A., OSA | Article in Journal | | 1925 |
| "Lords of ether and of light" : the Irish astronomical tradition of the nineteenth century | Whyte, Nicholas | Article in Journal | | 1995 |
| "Nothing is so bad for the Irish as Ireland alone": William Keogh and Catholic loyalty | Keogh, Richard A. | Article in Journal | | 2012 |
| "One dead horse, 10.30am" : Irish broadcasting 1926-1966 and the Easter Rebellion | Lynch, Brian | Article in Book | Routledge | 2007 |
| "The dreamy mazes of millennarianism" : William Graham and the Irish Presbyterian mission to German jews | Railton, Nicholas M. | Article in Book | | 2006 |
| "The most celebrated Irish tunes" : the publishing of Irish music in the eighteenth century | Carolan, Nicholas | Monograph or Collective Volume | Irish Traditional Music Society, University College Cork | 1990 |
| "The noggin of milk" : an Old Testament legend and the Battle of Ballinamuck | Murphy, Maureen | Article in Book | Four Courts Press | 1998 |
| 'An unique and very curious book': Irish song manuscript RIA 23 F 22 | Carolan, Nicholas | Article in Book | Four Courts Press | 2019 |
| 'For our owne defence' : Catholic insurrection in Wexford, 1641-2 | McHugh, Jason | Article in Book | Four Courts Press | 2011 |
| 'Imagining Ireland's Pasts: Early Modern Ireland through the centuries' [by] Nicholas Canny. Oxford, 2021 | Gibney, John | Article in Journal | | 2022 |
| 'Ireland's Own' - 'healthy fireside reading' | Rossiter, Nicholas | Article in Journal | | 2022 |
| 'Making Ireland English' : the early seventeenth-century peerage | Ohlmeyer, Jane H. | Article in Book | | 2011 |
| 'Out of the smoke' : A. Martin Freeman's west Cork song collection of 1913-14 | Carolan, Nicholas | Article in Book | | 2015 |
| 'Present tense' or 'It shouldn't happen to a Festival programmer' | Grant, David | Article in Book | | 2008 |
| 'Soldier of Christ' : the political and ecclesiastical career of Nicholas French, Catholic bishop of Ferns (1603-1678) | McHugh, Jason | Thesis | | 2005 |
| 'Surrender and regrant mark II': the indenture between Brian O'Rourke, chief of west Breifne and Sir Nicholas Malby (1577) | Maginn, Christopher | Article in Journal | | 2006 |
| 'Sword' and 'word' in the 1610s : Matthew de Renzy and Irish reform | Mac Cuarta, Brian | Article in Book | | 2011 |
| 'The fatal ingredient of the covenant' : the place of the Ulster Scottish colonial community during the 1640s | Forkan, Kevin | Article in Book | | 2011 |
| 'The Letters and Charters of Henry II, King of England 1154-1189, vols 1-6; [edited by] Nicholas Vincent. Oxford, | Harrington, Jesse | Article in Journal | | 2022 |
| 'With much quiet fervour' : A brief history of Dunlavin Roman Catholic parish and St. Nicholas of Myra church | Lawlor, Chris | Monograph or Collective Volume | Chris Lawlor | 2018 |
| 1169 and all that | Duffy, Seán | Article in Journal | | 2019 |
| 1641 in a colonial context | Canny, Nicholas P. | Article in Book | | 2013 |
| 1798 claimed for Catholics : Father Kavanagh, Fenians and the centenary celebrations | Kinsella, Anna | Article in Book | | 1996 |
| A booke of questions and answers concerning the wars or rebellions of the kingdome of Ireland | Morgan, Hiram | Article in Journal | | 1994 |
| A calendar of the register of Archbishop Fleming | | Article in Journal | | 1912 |
| A Carlow engineer to America : Nicholas Fain | Fain, John | Article in Journal | | 1996 |
| A chronology of 1798 in Wexford | Furlong, Nicholas | Article in Book | | 1996 |
| A collection of the most celebrated Irish tunes proper for the violin, German flute or hautboy | Neal, John, fl.1720-1740Neal, William, d.1769 | Monograph or Collective Volume | Irish Traditional Music Archive, in association with Folk Music Society of Ireland | 2010 |
| A contemporary geography and indigenous Irish livestock | Evans, NicholasHigginbottom, JulieYarwood, Richard | Article in Journal | | 1997 |
| A grand gallimaufry: collected in honour of Nick Maxwell | | Monograph or Collective Volume | Wordwell | 2010 |
| A harvest saved : Francis O'Neill and Irish music in Chicago | Carolan, Nicholas | Monograph or Collective Volume | Ossian | 1997 |
| A Kerry famine journal in Hawaii | MacMahon, Brian | Article in Journal | | 2016 |
| A letter of Nicholas Slevin, 1817 | Ó Súilleabháin, Pádraig | Article in Journal | | 1968 |
| A new beginning | Ritchie, John | Article in Journal | | 1997 |
| A New fragmentary funerary monument with possible vocational symbolism at St Nicholas' Collegiate Church | Higgins, Jim | Article in Journal | | 2007 |
| A Playright's festival | Kilroy, Thomas | Article in Book | | 2008 |
| A rebel hand : Nicholas Delaney of 1798 : from Ireland to Australia : the story of a Wicklow rebel ... | Owen, FrancesOwen, Patricia | Monograph or Collective Volume | Banner | 1999 |
| A reply [to 'Migration and opportunity' by R. Gillespie] | Canny, Nicholas P. | Article in Journal | | 1986 |
| A response to Dr Tom Dunne | Furlong, Nicholas | Article in Journal | | 2012 |
| A revolutionary cooperation : George Russell and James Connolly | Allen, Nicholas | Article in Journal | | 2000 |
| A short history of some Dublin parishes. Parts 15-17 | Donnelly, Nicholas | Monograph or Collective Volume | Carraig Books | 1983 |
| A Short Memoir of the Parishes of St. Nicholas Without and St. Luke (1970) | [Anonymous] | Monograph or Collective Volume | [Typescript. Privately published?] | 1970 |
| A soldier's prescription for the governance of Ireland, 1599-1601 : Captain Thomas Lee and his tracts | McGurk, J. N. N. (John James Noel) | Article in Book | | 2011 |
| A study in devolution : with special reference to the government of Northern Ireland | Mansergh, Nicholas, 1910-1991 | Thesis | | 1936 |
| A survey of the extant copies of the Irish New Testament of 1602 | Ó Fearghail, Fearghus | Article in Journal | | 2019 |
| A tale of two bishops | Farry, Michael | Article in Journal | | 1991 |
| A theatre of the unword : censorship, hegemony
and Samuel Beckett | Johnson, Nicholas | Article in Book | | 2014 |
| A Waterford halfpenny of Edward I found at Dorchester | Mayhew, Nicholas J. | Article in Journal | | 1975 |
| A West Cork officer in the service of France: Thomas Brown of Castlehaven (1786-1847) | Dunne-Lynch, Nicholas | Article in Journal | | 2017 |
| Adae Murimuth continuatio chronicarum. Robertus de Avesbury de gestis mirabilibus regis Edwardi Tertii | | Monograph or Collective Volume | | 1889 |
| Advocacy, the Enlightenment, and the Catholic print trade in Mathew Carey's Dublin | Wolf, Nicholas M. | Article in Journal | | 2014 |
| After the race : 'Accelerator' and the cinematic imagination of urban Ireland | Miller, Nicholas | Article in Journal | | 2010 |
| Afterword. Confraternities, social capital and civil society : comparisons, contexts and questions | Terpstra, Nicholas | Article in Book | Columba | 2012 |
| An archaeological assessment of Kilmore Old Cathedral, County Cavan | Giacometti, Antoine ; Cronin, John J. ; Hughes, Sam | Article in Book | Cumann Seanchais Bhreifne | 2025 |
| An cultúr, an polaitíocht agus an fhéiniúlacht in Éirinn sa séú haois déag: fianaise Thaidhg Dhaill Uí Uiginn (c.1550-1591) | Caball, Marc | Article in Book | | 2012 |
| An elegy on the death of Fr Nicholas Sheehy | Ní Urdail, Meidhbhín | Article in Journal | | 2013 |
| An fhoclóireacht Nua-Ghaeilge agus feidhm Edmund Fournier into in aimsir na hAthbheochana | Mac Amhlaigh, Liam | Article in Book | | 2012 |
| An Irish Officer of the Rifle Brigade, 1818 | Wood, Stephen | Article in Journal | | 2018 |
| An Irish-speaking island : state, religion, community, and the linguistic landscape of Ireland, 1770-1870 | Wolf, Nicholas M. | Monograph or Collective Volume | University of Wisconsin Press | 2014 |
| An Mhanainnis | Williams, Nicholas | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| An Mheán-Ghaeilge | Breatnach, Liam | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| An Nua-Ghaeilge Chlasaiceach | McManus, Damian | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| An sagart agus an file in gcomtheacs a aimsire | Canny, Nicholas P. | Article in Book | | 1986 |
| An Tóstal and the first Dublin Theatre Festival : a personal memoir | Fitz-Simon, Christopher | Article in Book | | 2008 |
| An tSean-Ghaeilge agus a Réamhstair | McCone, Kim | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| An tUrramach James Goodman (1828-96) : fear eaglasta, ceoltóir, agus bailitheoir ceoil | Carolan, Nicholas | Article in Book | | 2010 |
| Analecta Limericensia 2 : church of St Nicholas | Moloney, Michael | Article in Book | | 1951 |
| Angevin Ireland | Vincent, Nicholas | Article in Book | | 2018 |
| Antiquarians and authentics : survival and revival in Gaelic writing | Wolf, Nicholas | Article in Book | | 2020 |
| Archaeological excavations at Patrick, Nicholas & Winetavern Streets, Dublin | | Monograph or Collective Volume | Brandon | 1997 |
| Armagh and the Royal Centres in Early Medieval Ireland : Monuments, Cosmology and the Past | Aitchison, Nicholas Boyter | Monograph or Collective Volume | Boydell and Brewer for Cruithne Press | 1994 |
| Armas : Sracfhéachaint ar Araltas na hÉireann | Williams, Nicholas | Monograph or Collective Volume | Coiscéim | 2001 |
| As I look back | Barron, Nicholas | Article in Journal | | 1942 |
| Atlantic horizons | Elliott, J. H. | Article in Book | | 2011 |
| Augustus Nicholas Burke, RHA | Stratton-Ryan, Mary | Article in Journal | | 1990 |
| Autobiography and the Irish Literary Revival | Allen, Nicholas | Article in Book | | 2018 |
| Back in the 1960s : Belfast poets, Liverpool poets | Longley, Edna | Article in Book | | 2007 |
| Bagenal's Castle, Newry, County Down: discovery and re-use | Foley, Claire | Article in Journal | | 2009 |
| Baltimore's Loyola, Loyola's Baltimore : 1851-1986 | Varga, Nicholas | Monograph or Collective Volume | Maryland Historical Society | 1990 |
| Bannow, Dermot MacMurrough and established errors | Furlong, Nicholas | Article in Journal | | 2010 |
| Bardic poems of apology and reconciliation | Simms, Katharine | Article in Book | | 2012 |
| Barry Fitzgerald : from Abbey tours to Hollywood films | Frazier, Adrian | Article in Book | | 2005 |
| Bás agus athbheochan na Coirnise | Williams, Nicholas | Article in Journal | | 2001 |
| Bearing witness : female evidences in courts martial convened to suppress the 1798 rebellion | Bartlett, Thomas | Article in Book | | 1998 |
| Befuddled in three languages : the readers of the 'Purgatorium Hibernicum' c. 1670 | Carpenter, Andrew | Article in Book | | 2012 |
| Beginnings of the Reformation in Dublin | Donnelly, Nicholas | Article in Journal | | 1907 |
| Beyond the Pale: a Henry VI coin hoard from Tynan, Co. Armagh. A highly unusual hoard of medieval coins, found far from where it might be expected | Dunlop, AlanWright, Nicholas L. | Article in Journal | | 2021 |
| Bibliography of the works of Nicholas Mansergh | Anonymous | Article in Journal | | 1979 |
| Big Houses in the parish | Hughes, NicholasKeary, Rita | Article in Book | | 2006 |
| Bishop Nicholas French and the Second Ormond Peace, 1648-9 | Corish, Patrick J. | Article in Journal | | 1948 |
| Blátha Éireann | Valkenburg, Aibhistín | Article in Journal | | 1954 |
| Blessed Nicholas Charnetskyi | McConvery, Brendan | Article in Book | | 2012 |
| Bridget "Croppy Biddy" Dolan : Wicklow's anti-heroine of 1798 | O'Donnell, Ruán | Article in Book | | 1998 |
| Bridget Fitzgerald wife of the Earl of Tyrconnell | Cullen, Seamus | Article in Journal | | 2008 |
| Bridging division or bonding faction? Civic confraternity and religious sodality in seventeenth-century Ireland | Lennon, Colm | Article in Book | | 2011 |
| Brigadier Desmond Henry Sykes Somerville, C.B.E., M.C. a biographical note by Brigadier Sir Nicholas Somerville. | Somerville, Nicholas | Article in Journal | | 2015 |
| Britain and Ireland | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | | 1942 |
| Britain and Ireland | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | NA | 1946 |
| Britain, Ireland and European integration - an economic perspective | Fenn, Nicholas | Article in Book | | 1989 |
| Broken landscapes : selected letters of Ernie O'Malley and Nicholas Allen : afterword by David Lloyd | O'Malley, Ernie (Ernest Bernard), 1897-1957 | Monograph or Collective Volume | Lilliput Press | 2011 |
| Cabaret, sex and independence : publishing in the early Free State | Allen, Nicholas | Article in Book | | 2006 |
| Caherciveen's musical priest | McAuliffe, Nicholas | Article in Journal | | 1991 |
| Captaen na bhFear mBán : Father Nicholas Sheehy in history/folklore | Ó Cadhla, Stiofán | Article in Journal | | 2002 |
| Cardinal Wiseman and his associations with south Kilkenny | Dowling, Daniel | Article in Journal | | 1974 |
| Cardinal Wiseman in Ballinasloe | Maguire, S. J. | Article in Journal | | 1951 |
| Cardinal Wisemen (1802-1865) and his roots in Waterford and South Kilkenny | Walton, Julian C. | Article in Journal | | 2017 |
| Caricature and the regency crisis : an Irish perspective | Robinson, Nicholas | Article in Journal | | 1986 |
| Catalogue of books in the Henry library, St Nicholas' Collegiate Church Galway | | Monograph or Collective Volume | St Nicholas' Collegiate Church | 1993 |
| Catholic 'Hessians'. 'At Tubberneering and Ballyellis, Full many a Hessian lay in his gore' | Dunne-Lynch, Nicholas | Article in Journal | | 2019 |
| Catholic clerical responses to the Restoration : the case of Nicholas French | McHugh, Jason | Article in Book | | 2008 |
| Challenge to power: Nixie Boran (1904-1971), freedom and the Castlecomer coal miners | Boran, Anne | Monograph or Collective Volume | Geography Publications | 2021 |
| Change and continuity in British anti-Catholicism, 1829-1982 | Wolffe, John | Article in Book | | 1996 |
| Changing views on Gaelic Ireland | Canny, Nicholas P. | Article in Journal | | 1972 |
| Chevalier William F. K. Marmion follows the fate of two Marmion cousins who emigrated from county Down in the early 1800s | Marmion, William F.K. | Article in Journal | | 2010 |
| Child of the Irish border : a memoir and family history | Fitzsimon, Nicholas | Monograph or Collective Volume | Somerville Press | 2010 |
| Chris O'Mahony: an appreciation | Doolan, Herman, O.D.C.Irwin, LiamMadden, Nicholas, O.D.C. | Article in Journal | | 2007 |
| Circin and Mag Gerginn : Pictish territories in Irish and Scottish sources | Evans, Nicholas | Article in Journal | | 2012 |
| Clerics as rulers : some implications of the terminology of ecclesiastical authority in early medieval Ireland | Davies, Wendy, 1942- | Article in Book | | 1982 |
| Co-operation, compromise and confrontation : the 'Universal News' 1860-69 | McNicholas, Anthony | Article in Journal | | 2007 |
| Co. Wexford and the French Revolution | Furlong, Nicholas | Article in Journal | | 1988 |
| Colour versus gold: Disgruntled digressions in a late medieval workshop | Herman, Nicholas | Article in Book | | 2018 |
| Commemorating whose dead? a study of two Irish gardens of remembrance | Bhreathnach-Lynch, Síghle | Article in Book | | 2007 |
| Commentary, Fr. Nicholas Callan : scientist and theologian | Farrell, Dermot | Article in Journal | | 1998 |
| Composer of 'Galway Bay' to be commemorated in Galway | Higgins, Jim | Article in Journal | | 2007 |
| Conclusions : institutional learning and adaptation to Europe | Connaughton, Bernadette,Quinn, Bríd,Rees, Nicholas, | Article in Book | | 2009 |
| Cork's role as a regional core | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1998 |
| Correspondence of Abp Carpenter, with BP Sweetman of Ferns | Curran, Michael | Article in Journal | | 1956 |
| County Carlow Officers of the Irish Legion 1803-1815: Jeremiah Dowling (1780-1844) | Dunne-Lynch, Nicholas | Article in Journal | | 2015 |
| County Wexford in the rare oul' times. Vol 2 : county Wexford from the earliest photographs (1850-1914) | Furlong, Nicholas | Monograph or Collective Volume | Old Distillery Press | 1987 |
| County Wexford in the rare oul' times. Vol. 4. : County Wexford, 1910-1924 | Furlong, NicholasHayes, John | Monograph or Collective Volume | Old Distillery Press | 2005 |
| Cracks of the Royal Academy | Robinson, Nicholas K. | Article in Book | | 2003 |
| Cultural representations of 1916 | Allen, Nicholas | Article in Book | | 2016 |
| Death in the diaspora : British and Irish gravestones | | Monograph or Collective Volume | Edinburgh University Press | 2020 |
| Decision-making and the formulation of regional development objectives : the case of rural Ireland | Poole, M. A. | Article in Book | | 1970 |
| Derry and the Boyne : a contemporary Catholic account of the siege of Derry, the battle of the Boyne, and the general condition of Ireland in the Jacobite war | Plunket, Nicholas | Monograph or Collective Volume | Belfast Historical and Educational Society | 1990 |
| Diarmait : King of Leinster | Furlong, Nicholas | Monograph or Collective Volume | Mercier Press | 2006 |
| Dion Boucicault's 'The wearing of the green' | McFeely, Deirdre | Article in Book | | 2005 |
| Dissolved : the remarkable story of how Cork lost its corporation in 1924 | Quinlivan, Aodh | Monograph or Collective Volume | Cork City Library | 2017 |
| Doctor Callan of Maynooth : priest scientist | McLaughlin, Patrick J. | Article in Journal | | 1964 |
| Does the CAP fit? agriculture policy in Ireland and the EU | Quinn, Bríd | Article in Book | | 2009 |
| Dogged entrepreneurs : some prominent Irish retailers in South Africa | Southey, Nicholas | Article in Book | | 1992 |
| Dolly's corner to the state cabin : a history of Barnacullia, Staffordstown and Woodside | Donnelly, Patrick ; Ryan, Nicholas | Monograph or Collective Volume | Stone Publishing | 2021 |
| Dominant minorities : English settlers in Ireland and Virginia 1550-1650 | Canny, Nicholas P. | Article in Book | | 1978 |
| Doneraile Cricket Club, 1865-1937 | Linehan, Barry | Article in Journal | | 2011 |
| Dr Callan family papers | McLaughlin, Patrick J. | Article in Journal | | 1969 |
| Dr Nicholas Madgett's 'Constitutio ecclesiastica' | | Article in Journal | | 1976 |
| Dr. Callan of Maynooth | McLaughlin, P. J. | Article in Journal | | 1936 |
| Drawings from the Irish Architectural Archive | Griffin, David J.Lincoln, S.Robinson, Nicholas | Monograph or Collective Volume | The Irish Architectural Archive | 1993 |
| Druid Theatre's 'Leenane Trilogy' on tour : 1996-2001 | Lonergan, Patrick | Article in Book | | 2005 |
| Dublin in 1798 : the key to the planned insurrection | Graham, Thomas | Article in Book | | 1996 |
| Dublin Theatre Festival : 1984-1989 | Clohessy, Lewis | Article in Book | | 2008 |
| Dublin Theatre Festival in the 1990s | Ó Dálaigh, Tony | Article in Book | | 2008 |
| Dublin Theatre Festival in the twenty-first century | Linehan, Fergus | Article in Book | | 2008 |
| Dublin's Churches of St Nicholas | O'Meara, Liam | Article in Journal | | 2010 |
| Dungiven Bawn Re-edified | Blades, B. S.Brannon, N. F. (Nick) | Article in Journal | | 1981 |
| Eamon de Valera : life and Irish times | Mansergh, Nicholas, 1910-1991 | Article in Journal | | 1971 |
| Early Bodleian music, 3 | Nicholas, Edward | Monograph or Collective Volume | [s.n.] | 1913 |
| Early classicism in Ireland : architecture before the Georgian era | Loeber, Rolf | Article in Journal | | 1979 |
| Early modern Ireland : an appraisal appraised | Canny, Nicholas P. | Article in Journal | | 1977 |
| Early modern Ireland, c.1500-1700 | Canny, Nicholas P. | Article in Book | | 1989 |
| Early modern Ireland, c.1500-1700 | Canny, Nicholas P. | Article in Book | | 1992 |
| Edmund Burke : a life in caricature | Robinson, Nicholas K. | Monograph or Collective Volume | Yale University Press | 1997 |
| Edmund Spenser and the development of an Anglo-Irish identity | Canny, Nicholas P. | Article in Journal | | 1983 |
| Eighteenth-century theatrical touring and Irish popular culture | Burke, Helen M. | Article in Book | | 2005 |
| Elizabethan County Galway | Mannion, Joseph | Article in Journal | | 2012 |
| Eoin Mac Neill - a re-appraisal | Mansergh, Nicholas, 1910-1991 | Article in Journal | | 1974 |
| Ernie O'Malley | Allan, Nicholas | Article in Book | | 2017 |
| Europeanisation : a catalyst for change | Connaughton, BernadetteRees, Nicholas, | Article in Book | | 2009 |
| Europeanisation and new patterns of governance in Ireland | | Monograph or Collective Volume | Manchester University Press | 2009 |
| Europeans on the Move : Studies in European Migration 1500-1800 | | Monograph or Collective Volume | Clarendon Press | 1994 |
| Excavations at Boho High Cross, Toneel North, county Fermanagh | Beer, NicholasDonnelly, Colm J.McDonald, PhilipMurphy, Eileen | Article in Journal | | 2003 |
| Extracts from certain rolls forming part of Pope Nicholas's taxation, AD 1291, found among the records in the exchequer at Westminster ... containing the dioceses of Limerick, Emly, Cashell, Cork, and Waterford | Anonymous | Article in Book | | 1819 |
| Extracts out of Heralds' books in Trinity College, Dublin, relating to Ireland in the 16th century | Curtis, Edmund | Article in Journal | | 1932 |
| Extracts relating to Co. Louth from the Calendar of the register of Primate Nicholas Fleming | Gwynn, Aubrey | Article in Journal | | 1949 |
| Faith and fatherland : cultural nationalism and the Irish press in mid-Victorian England | McNicholas, Anthony | Article in Journal | | 2010 |
| Farm household participation in agricultural policy decision making | Collins, NeilMark, Nicholas | Article in Journal | | 1995 |
| Fashioning "British" worlds in the seventeenth century | Canny, Nicholas P. | Article in Book | | 1997 |
| Father Nicholas Kearns and state prisoners | Meagher, John | Article in Journal | | 1955 |
| Father Nicholas Sheehy (c.1728-1766) | Power, Thomas P. | Article in Book | | 1998 |
| Father Nicholas Sheehy, P.P., Clogheen | Murphy, Thomas A. | Article in Book | | 1993 |
| Father Nicholas Sheehy, P.P., Clogheen | Murphy, Thomas A. | Article in Book | | 1950 |
| Fear an leabhair : Pádraig Ó Fiannachta | Ó Héalaí, Pádraig | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| Featured review. Imagining Ireland's pasts: early modern Ireland through the centuries. by Nicholas Canny | Chambers, Liam | Article in Journal | | 2023 |
| Ferns | Furlong, Nicholas | Article in Book | | 1999 |
| Festivals national and international : the Beckett Festival | Harrington, John P. | Article in Book | | 2008 |
| Flinn - silk dyers of Dublin and Brighton 1700-1960 | Fleischmann, Nicholas | Article in Journal | | 2009 |
| Foreword | Canny, Nicholas P. | Article in Book | | 2004 |
| Forgetting and remembering : Scots and Ulster Scots memorials in eighteenth-century Ulster, Pennsylvania and nineteenth-century New South Wales | Mytum, Harold | Article in Book | NA | 2020 |
| Forming the nation : early modern England and modern Ireland | Collins, Nicholas J. | Thesis | | |
| Fr John Early : American Jesuit educator | Varga, Nicholas | Article in Journal | | 1986 |
| Fr. John Murphy of Boolavogue : 1753-1798 | Furlong, Nicholas | Monograph or Collective Volume | Geography Publications | 1991 |
| Free statement : censorship and the Irish Statesman | Allen, Nicholas | Article in Book | | 2001 |
| From a clear blue sky : surviving the Mountbatten bomb | Knatchbull, Timothy | Monograph or Collective Volume | Hutchinson | 2008 |
| From India to Brazil : Nicholas Comerford a seventeenth century Kilkenny-born cartographer | Comerford, Patrick | Article in Journal | | 1999 |
| From policy to power : the evolution of Tudor reform strategies in sixteenth-century Ireland | Brady, Ciaran | Article in Book | | 2011 |
| From Reformation to Restoration : Ireland 1534-1660 | Canny, Nicholas P. | Monograph or Collective Volume | Helicon | 1987 |
| From silence to speech : fifty years with the deaf | Griffey, Nicholas | Monograph or Collective Volume | Dominican | 1994 |
| From the files of DIB...the Ramelton 'rover' | Allen, Nicholas | Article in Journal | | 2006 |
| Fusion and faction in modern Ireland | Canny, Nicholas P. | Article in Journal | | 1984 |
| Gaeilge Chonnacht | Ó hUiginn, Ruairí | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad: | 1994 |
| Gaeilge na hAlban | Watson, Seosamh | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| Gaeilge na hIarmhí | Williams, Nicholas | Article in Book | | 2012 |
| Gaeilge na Mumhan | Ua Súilleabháin, Seán | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| Gaeilge Uladh | Hughes, Arthur | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| Galway : from the Reformation to the penal laws | Canny, Nicholas P. | Article in Book | | 1984 |
| Galway profiles:1, Joseph Patrick Haverty; 2. Denis Daly of Dunsandle (1747-91); 3. Richard Kirwan; 4-5. William Keogh and Edmund O'Flaherty; 6. Robert O'Hara Burke | Maguire, S. J. | Article in Journal | | 1951 |
| Galway's heritage in stone, no. 9. Part 1. The 2023 archaeological and conservation works at St Nicholas' Collegiate Church Galway [by Jim Higgins and Frank Coyne] ; Part 2 Archaeological and conservation works at Menlo Castle Galway [by Jim Higgins and Martin Fitzpatrick] | Higgins, Jim ; Coyne, Frank ; Fitzpatrick, Martin | Monograph or Collective Volume | Crow's Rock Press | 2023 |
| Gender and the Irish language in post-Famine Ireland | Wolf, Nicholas M. | Article in Book | | 2023 |
| General Nugent and the Ulster Division in the March 1918 retreat | Perry, Nicholas | Article in Journal | | 1999 |
| Geography and government in Elizabethan Ireland | Andrews, J. H. (John Harwood) | Article in Book | | 1970 |
| George Russell | Allen, Nicholas | Article in Book | | 2017 |
| George Russell (AE) and the new Ireland, 1905-30 | Allen, Nicholas | Monograph or Collective Volume | Four Courts | 2003 |
| Glencullen : the story of a village, its people and heritage | Ryan, Nicholas | Monograph or Collective Volume | The Glencullen History Project | 2021 |
| Grammars in search of a corpus: pre-revival guides to the Irish language | Wolf, Nicholas M. | Article in Journal | | 2012 |
| Green Politics, Green and Orange diplomacy : Lyndon Johnson and Eamon de Valera's farewell tour of the United States | Sarantakes, Nicholas Evan | Article in Journal | | 2007 |
| Growing up absurd : Edna O'Brien and 'The country girls' | Kiberd, Declan | Article in Book | | 2007 |
| Half a century at the stone | O'Neill, PhilipRyan, Nicholas | Monograph or Collective Volume | Linden Publishing | 2010 |
| Heirlooms and hand-me-downs : stories from Nicholas Street, Bride Road and the Rosser, Dublin | | Monograph or Collective Volume | Dublin City Council | 2011 |
| Henry II and the ideological foundations of Angevin rule in Ireland | Veach, Colin T. | Article in Journal | | 2018 |
| Historians, moral judgement and national communities : the Irish dilemma | Canny, Nicholas P. | Article in Journal | | 2006 |
| Historical background to the Patrick Street excavation | Simpson, Linzi | Article in Book | | 1997 |
| Hobbes, Bramhall and the politics of liberty and necessity : a quarrel of the Civil Wars and Interregnum | Jackson, Nicholas D. | Monograph or Collective Volume | Cambridge University Press | 2007 |
| How Nicholas Fleming became archbishop of Armagh | Johnson, R. L. | Article in Journal | | 1953 |
| How the local can be global and the global local: Ireland, Irish Catholics, and European overseas empires, 1500-1900 | Canny, Nicholas P. | Article in Book | | 2021 |
| How the Welsh caught the Yellow Plague | Thyr, Nicholas | Article in Journal | | 2023 |
| How to govern Ireland without leaving your armchair : the production of knowledge in Elizabethan secretariats | Popper, Nicholas | Article in Book | | 2024 |
| Hugh O'Neill in Irish historical discourse, c.1550-2021 | Canny, Nicholas | Article in Journal | | 2022 |
| Hugh O'Neill, earl of Tyrone, and the changing face of Gaelic Ulster | Canny, Nicholas P. | Article in Journal | | 1970 |
| Hugh Shields and Irish traditional music | Carolan, Nicholas | Article in Journal | | 2017 |
| Hugh Ware. A Kildare ' 98 rebel in the service of France | Dunne-Lynch, Nicholas | Article in Journal | | 2011 |
| Hugh Ware: corrections and additions | Dunne-Lynch, Nicholas | Article in Journal | | 2015 |
| Human capital and the pre-famine Irish emigration to England | Nicholas, StephenShergold, P. S. | Article in Journal | | 1987 |
| Humour and Defiance : Irish Troops and their Humour in the Peninsular War | Dunne-Lynch, Nicholas | Article in Journal | | 2007 |
| I bPrionta i Leabhar : na Protastúin agus Prós na Gaeilge 1567-1724 | Williams, Nicholas | Monograph or Collective Volume | An Clóchomhar|Cló Iar-Chonnach | 1986 |
| Identify formation in Ireland : the emergence of the Anglo-Irish | Canny, Nicholas P. | Article in Book | | 1987 |
| Identity formation in Ireland : the emergence of the Anglo-Irish | Canny, Nicholas P. | Article in Book | | 1987 |
| Il Bruno di Toland : Aspetti politici | Ricci, Saverio | Article in Book | | 1997 |
| Ilteangach ilseiftiúil: féilscríbhinn in ómós do Nicholas Williams: a festschrift in honour of Nicholas Williams | | Monograph or Collective Volume | | 2012 |
| Imagining Ireland's pasts : early modern Ireland through the centuries | Canny, Nicholas P. | Monograph or Collective Volume | Oxford University Press | 2021 |
| In defense of the constitution? The nature of Irish revolt in the seventeenth century | Canny, Nicholas P. | Article in Book | | 1991 |
| In Fr John Murphy's footsteps | Furlong, Nicholas | Article in Journal | | 1987 |
| In search for a better home? European overseas migration 1500-1800 | Canny, Nicholas P. | Article in Book | | 1994 |
| In-dependency: Rough Magic and the Dublin Theatre Festival | Dean, Tanya | Article in Book | | 2008 |
| India or North America? Reflections on Nicholas Mansergh's partition paradigm | Mioche, Antoine | Article in Journal | | 2007 |
| Interactions : Dublin Theatre Festival 1957-2007 | | Monograph or Collective Volume | Carysfort Press | 2008 |
| Interpreting the history of early modern Ireland: from the sixteenth century to the present | Canny, Nicholas P. | Article in Book | | 2018 |
| Introduction | Carolan, Nicholas | Article in Book | | 2007 |
| Introduction | Mac Cuarta, Brian | Article in Book | | 2011 |
| Introduction - death in the diaspora : British and Irish gravestones | Evans, Nicholas J. ; McCarthy, Angela | Article in Book | | 2020 |
| Introduction : Spenser and the Reform of Ireland | Canny, Nicholas P. | Article in Book | | 1989 |
| Introduction : theatre and diaspora | Grene, NicholasMorash, Chris | Article in Book | | 2005 |
| Introduction: Mathew Carey and Dublin | Bankhurst, BenjaminWolf, Nicholas M. | Article in Journal | | 2014 |
| Introduction: the Festival at Fifty | Grene, Nicholas,Lonergan, Patrick | Article in Book | | 2008 |
| Ireland : external relations 1926-1939 | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1967 |
| Ireland : From British Commonwealth towards European Community | Mansergh, Nicholas, 1910-1991 | Article in Journal | | 1968 |
| Ireland and continental Europe, c.1600-c.1750 | Canny, Nicholas P. | Article in Book | | 2014 |
| Ireland and the British Commonwealth : the Dominion Settlement | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1966 |
| Ireland and the European Union | Connaughton, BernadetteQuinn, Bríd,Rees, Nicholas, | Article in Book | | 2009 |
| Ireland in the age of reform and revolution. A commentary on Anglo-Irish relations and on political forces in Ireland, 1840-1921 | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Allen & Unwin | 1940 |
| Ireland's foreign relations | Rees, Nicholas | Article in Book | | 2009 |
| Ireland. (The geomorphology of the British Isles) | Herries Davies, G. L.Stephens, Nicholas | Monograph or Collective Volume | | 1978 |
| Irish chronicles as sources for the history of northern Britain, A.D. 660–800 | Evans, Nicholas | Article in Journal | | 2018 |
| Irish clerics and French politics of grace | O'Connor, Priscilla | Article in Book | | 2003 |
| Irish first ladies and first gentlemen, 1919-2011 | Whelan, Bernadette | Monograph or Collective Volume | Cork University Press | 2024 |
| Irish foreign policy, 1945-51 | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1969 |
| Irish intercounty mobility before 1840 | Nicholas, StephenShergold, P. R. | Article in Journal | | 1990 |
| Irish Law and the Armagh constitutions of 1297 | Mac Niocaill, Gearóid | Article in Journal | | 1971 |
| Irish Legion officers of Kilkenny origin. Thomas Jackson of Ballyreddin | Dunne-Lynch, Nicholas | Article in Journal | | 2009 |
| Irish Legion officers of Kilkenny origin: Richard and Alfred de Wall | Dunne-Lynch, Nicholas | Article in Journal | | 2010 |
| Irish memorialisation in South Australia, 1850-99 | McEgan, Janine | Article in Book | | 2020 |
| Irish political balladry : an audio-visual presentation | Carolan, Nicholas | Article in Book | | 1997 |
| Irish ports : recent developments | Mitchel, N. C. | Article in Book | | 1970 |
| Irish Presbyterian missionaries to mid-nineteenth-century German Jews | Railton, Nicholas M. | Article in Book | | 2015 |
| Irish resistance to empire? : 1641, 1690 and 1798 | Canny, Nicholas P. | Article in Book | | 1993 |
| Irish theatre on tour | | Monograph or Collective Volume | Carysfort Press | 2005 |
| Irish, Scottish and Welsh responses to centralisation, c.1530-c.1640 : a comparative perspective | Canny, Nicholas P. | Article in Book | | 1995 |
| Irregularities in the Irish mint accounts 1279-84 | Mayhew, Nicholas J. | Article in Book | | 1988 |
| Iveagh House : an historical description | Sheaff, Nicholas | Monograph or Collective Volume | Dept. of Foreign Affairs | 1979 |
| J. M. Synge Late Romantic or Protomodernist? | Grene, Nicholas | Article in Book | | 2019 |
| J. M. Synge: playwright and traveller | Greene. Nicholas | Article in Book | | 2012 |
| James Browne (b.1842) : his life and episcopal ministry : Bishop of Ferns 1884-1917 | Cosgrave, NicholasCosgrave, William | Monograph or Collective Volume | [The authors] | 2010 |
| James Ryan (c.1770-1847) and the problem of Irish 'new technology' in British mines in the early nineteenth century | Torrens, Hugh Simon | Article in Book | | 1997 |
| James Vaughan, Warden of Galway: ambition and achievement in Restoration Ireland | Gillespie, Raymond | Article in Journal | | 2020 |
| John Neale. Surgeon and musician | Carolan, Nicholas | Article in Journal | | 2010 |
| John Redmond | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1960 |
| John T. McNicholas in the age of practical thomism | Avella, S. M. | Article in Journal | | 1986 |
| Joseph Parrott of Rathcoffey (1781-1834). A Kildare '98 rebel in the service of France | Dunne-Lynch, Nicholas | Article in Journal | | 2015 |
| Journal notes: Land sale at Annabella | Anonymous | Article in Journal | | 2010 |
| Journal of a tour to Dublin and the counties of Dublin and Meath in 1699 | Verdon, James, 1652-1741
| Article in Journal | | 2012 |
| Journey's end : the fight for the Ulster division's forward zone, 21st March 1918 | Perry, Nicholas | Article in Journal | | 2004 |
| Judge William Nicholas Keogh | Naughton, Mary | Article in Journal | | 1981 |
| Keeping the lid on an Irish Revolution : the Gosselin-Balfour correspondence | McGee, Owen | Article in Journal | | 2007 |
| KIlkenny apprentices at Bristol, 1532-1545 | O'Brien, Niall C.E.J. | Article in Journal | | 2018 |
| Kingdom and colony : Ireland in the Atlantic World, 1560-1800 | Canny, Nicholas P. | Monograph or Collective Volume | Johns Hopkins University Press | 1988 |
| Kingdom and colony : Ireland in the westward enterprise 1536-1660 | Bottigheimer, Karl S. | Article in Book | | 1978 |
| Kingship, society, and sacrality : rank, power, and ideology in early medieval Ireland | Aitchison, Nicholas Boyter | Article in Journal | | 1994 |
| Lady Gregory : the politics of touring Ireland | Roche, Anthony | Article in Book | | 2005 |
| Land drainage and water use in Ireland | Common, R. | Article in Book | | 1970 |
| Late Bronze Age ritual at Haughey's Fort : the evidence of the deposited cup-and-ring marked stone | Aitchison, Nicholas Boyter | Article in Journal | | 1998 |
| Latin and the vernacular languages in early medieval Britain | | Monograph or Collective Volume | Leicester University Press | 1982 |
| Lavagh Latin school | Comey, Nicholas | Article in Journal | | 1960 |
| Leonard's progress : Hugh Leonard at the Dublin Theatre Festival | Pine, Emilie | Article in Book | | 2008 |
| Letters between Westmeath and the Falkland Islands | Walsh, Edward | Article in Journal | | 2015 |
| Liberty, Hibernia and Mary Le More : United Irish images of women | Thuente, Mary Helen | Article in Book | | 1998 |
| Litriú na Gaeilge | Ahlqvist, Anders | Article in Book | Roinn na Sean-Gaeilge, Coláiste Phádraig, Maigh Nuad | 1994 |
| Loc Garman and Wexford | Furlong, Nicholas | Monograph or Collective Volume | Old Wexford Society | 1980 |
| Local or cosmopolitan? : the strategic importance of Wexford in 1798 | Furlong, Nicholas | Article in Book | | 1996 |
| London Irish : Wilde, Shaw and Yeats | Grene, Nicholas | Article in Book | | 2020 |
| Lord Audley's grandiose building schemes in the Ulster plantation | Loeber, RolfReeves-Smyth, Terence | Article in Book | | 2011 |
| Lord Edward's aunt : how Louisa Conolly and her sisters faced the rebellion | Burgess, Eleanor | Article in Book | | 1998 |
| Loss and gain : attitudes towards the English language in early modern Ireland | Cunningham, Bernadette | Article in Book | | 2011 |
| Lost city of the archipelago : Dublin at the end of empire | Allen, Nicholas | Article in Book | | 2015 |
| Louis MacNeice and Autumn ghosts | Allen, Nicholas | Article in Book | | 2007 |
| Luxury and austerity, patronage and charity : landlords and a Galway convent in the nineteenth century | Gilmartin, John Maiben | Article in Book | | 1999 |
| Lyons Demesne : a Georgian treasure restored to the nation | Phelan, Deirdre | Monograph or Collective Volume | Nicholas & Bass | 1999 |
| Magna Carta Origins and legacy | Vincent, Nicholas | Monograph or Collective Volume | Bodleian Library | 2015 |
| Major-General Oliver Nugent and the Ulster Division 1915-1918 | Nugent, Oliver Stewart Wood, Sir, d. 1926Perry, Nicholas | Monograph or Collective Volume | Sutton Publishing for the Army Records Society | 2007 |
| Making Ireland British, 1580-1650 | Canny, Nicholas P. | Monograph or Collective Volume | Oxford University Press | 2001 |
| Manuscript creation in Dublin : the scribe of Bodleian e. Museo MS 232 and Longleat MS 29 | O'Byrne, Theresa | Article in Book | | 2014 |
| Marbhna an athair Nioclás Mac Síthigh | Mac Peaircín, Liam, 1938-2019 | Article in Book | | 2012 |
| Margaret Gallagher's notebook | Robinson, J. K. | Article in Journal | | 1975 |
| Marina Carr in the US : perception, conflict and culture in Irish theatre abroad | Sihra, Melissa | Article in Book | | 2005 |
| Marriage against inclination : the union and caricature | Robinson, Nicholas | Article in Book | | 2001 |
| Mary Anne McCracken : Belfast revolutionary and pioneer of feminism | Gray, John | Article in Book | | 1998 |
| Mary Shackleton Leadbeater : peaceful rebel | O'Neill, Kevin | Article in Book | | 1998 |
| Material Modernism An Irish Case, circa 1921 | Allen, Nicholas | Article in Book | | 2019 |
| Matilda Tone and virtuous republican femininity | Curtin, Nancy J. | Article in Book | | 1998 |
| Mediating forces and the domestic polity | Connaughton, Bernadette,Quinn, Bríd, | Article in Book | | 2009 |
| Members' column. The Capuchins in Wexford | Flood, W[illiam] H[enry] Grattan | Article in Journal | | 1921 |
| Memorial inscriptions in St. Nicholas' parish church, Dundalk | Anonymous | Article in Journal | | 2004 |
| Memorial to Fr Mayler | Murphy, Hilary | Article in Journal | | 2011 |
| Migration and opportunity : a comment and a reply | Canny, Nicholas P.Gillespie, Raymond | Article in Journal | | 1986 |
| Migration and opportunity : Britain, Ireland and the New World | Canny, Nicholas P. | Article in Journal | | 1985 |
| Miles Byrne : United Irishman, Irish exile and "Beau Sabreur" | Bartlett, Thomas | Article in Book | | 1996 |
| Miles Byrne on the death of Second-Lieutenant Louis Thuillier of the Irish Legion | Dunne-Lynch, Nicholas | Article in Journal | | 2016 |
| Minute book of the County Dublin Stonecutters' Society of Stepaside and its locality | Ryan, Nicholas M. | Article in Journal | | 1991 |
| Miscellanea : a Limerick merchants' mark | McCloskey, Morgan | Article in Journal | | 2005 |
| Moated sites and deserted boroughs and villages : two neglected aspects of Anglo-Norman settlement in Ireland | Glasscock, Robin E. | Article in Book | | 1970 |
| Modern Irish literary manuscripts | Grene, Nicholas | Article in Book | | 1986 |
| Modernism, Ireland and civil war | Allen, Nicholas | Monograph or Collective Volume | Cambridge University Presss | 2009 |
| Money talks | Wright, Nicholas L. | Article in Journal | | 2019 |
| Monuments and the construction of the past in early historic Ireland | Aitchison, Nicholas Boyter | Thesis | | |
| Monuments of St. Nicholas' Collegiate Church, Galway : a historical, genealogical and archaeological record | | Monograph or Collective Volume | F.A.S. Training | 1994 |
| Mountbatten : the official biography | Ziegler, Philip | Monograph or Collective Volume | Phoenix | 2001 |
| Murphy's Ireland : Bailegangaine | Grene, Nicholas | Article in Book | | 1991 |
| Music in Saint Nicholas' Collegiate Church Galway 1480-1912 | Ó Murchadha, M. K. | Article in Journal | | 1993 |
| Na canúintí a theacht chun solais | Williams, Nicholas | Article in Book | | 1994 |
| National reconstruction : George Russell (AE) and the Irish convention | Allen, Nicholas | Article in Book | | 2004 |
| Nationalism and independence : selected Irish papers | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Cork University Press | 1997 |
| Nationality in the Irish infantry regiments in the first world war | Perry, Nicholas | Article in Journal | | 1994 |
| Nationality in the Irish infantry regiments in the First World War | Perry, Nicholas | Article in Journal | | 1994 |
| Native reaction to the westward enterprise : a case-study in Gaelic ideology | Bradshaw, Brendan | Article in Book | | 1978 |
| Natural history in modern Irish culture | Foster, John Wilson | Article in Book | | 1997 |
| New opportunities for British settlement : Ireland, 1650-1700 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1998 |
| Niall Frosach's 'act of truth' : a bardic apologue in a poem for Sir Nicholas Walsh, chief justice of the common pleas (+1615) | McManus, Damian | Article in Journal | | 2008 |
| Nicholas and Dublin | Bairéad, Eoin C. | Article in Book | | 2010 |
| Nicholas Archbold OFMCap : the small man with the big nose | McCafferty, John | Article in Book | | 2013 |
| Nicholas Aylward Vigors, M. P., 1786-1840 | Kavanagh, P. J. | Article in Journal | | 1983 |
| Nicholas Bagnall's castle at Newry, county Down | O'Neill, John | Article in Journal | | 2002 |
| Nicholas Breakspear (Hadrian IV), A.D. 1154-1159 : the only English pope | Mann, Horace K. | Monograph or Collective Volume | | 1914 |
| Nicholas Callan - a scrupulous life of faith and science | Hopkins, BrianMcClintock, Peter | Article in Journal | | 2022 |
| Nicholas Callan - his work and times | Murphy, Patrick | Article in Journal | | 1964 |
| Nicholas Callan : priest scientist | McLaughlin, P. J. | Monograph or Collective Volume | Clonmore & Reynolds | 1965 |
| Nicholas Callan, 1799-1864 | McKeith, Niall E. | Article in Book | | 2003 |
| Nicholas Conaty, bishop of Kilmore, (1865-1886) | Kelly, Gabriel | Article in Journal | | 1987 |
| Nicholas Dall Pierse of Co. Kerry, harper | Pierse, John H. | Article in Journal | | 1973 |
| Nicholas Downes: Letters from the Argentine | Walsh, Edward | Article in Journal | | 2014 |
| Nicholas French, bishop of Ferns, and the peace with Ormonde, 1649 | Corish, Patrick J. | Article in Journal | | 1947 |
| Nicholas Furlong - a man for all seasons | Browne, Bernard | Article in Journal | | 2023 |
| Nicholas Mac Maol Íosa, archbishop of Armagh (1272-1303) | Gwynn, Aubrey | Article in Book | | 1995 |
| Nicholas Mahon and 17th century Roscommon | Hanley, Gerald | Article in Journal | | 1961 |
| Nicholas Mansergh : historian of modern Ireland | Harkness, D. W. | Article in Journal | | 1994 |
| Nicholas Mansergh, 1910-1991 | Hiney, F. H. | Article in Journal | | 1992 |
| Nicholas Mernagh | Anonymous | Article in Journal | | 1997 |
| Nicholas O'Donnell: 'Australian born...but a good Irish scholar'. | Noone, Val | Article in Journal | | 2009 |
| Nicholas O'Kearney : the last of the bards of Louth | Duffy, Seán | Monograph or Collective Volume | Cuchulainn Press | 1989 |
| Nicholas O'Toole of Hacketstown | Shannon, James P. | Article in Journal | | 2013 |
| Nicholas Skipper | Healy, Sean | Article in Journal | | 1971 |
| Nicholas Slevin, Maynooth professor (1823-9) in the McCormick Papers, 1815-16 | Ó Súilleabháin, Pádraig | Article in Journal | | 1965 |
| Nicholas Tuite in the West Indies (1705-1772) | Tuite, Peter | Article in Journal | | 2018 |
| Nicholas Walsh and his friends : a forgotten chapter in the Irish Reformation | Quin, C. | Article in Journal | | 1984 |
| Nicholas Walsh and his friends : a forgotten chapter in the Irish Reformation | Quinn, Cosslett | Article in Journal | | 1984 |
| Nicholas Walsh's oration to the Irish House of Commons, May 1586 | Walsh, Nicholas | Article in Journal | | 2014 |
| Nicholas Warter, Franciscan Bishop of Dromore, c.1372-1448 | Robson, Michael | Article in Journal | | 2000 |
| Nicholas Willoughby of Carra Manor House | Connelly, Rob | Article in Journal | | 2002 |
| Nicholas Wiseman, ecclesiastical politics and Anglo-Irish relations in the mid nineteenth century | Rafferty, Oliver P. | Article in Journal | | 1993 |
| Nicholas Wiseman, ecclesiastical politics and Anglo-Irish relations in the mid-nineteenth century | Rafferty, Oliver P. | Article in Journal | | 1993 |
| Nicholastown castle and its owners | McCarthy, J. | Article in Journal | | 1954 |
| Nineteenth-Century charm texts: scope and context | Wolf, Nicholas M. | Article in Book | | 2019 |
| Nineteenth-century perspectives : the women of 1798 in folk memory and ballads | Kinsella, Anna | Article in Book | | 1998 |
| Note on the St. Nicholas MSS | O'Sullivan, M. D. (Mary Donovan) | Article in Journal | | 1938 |
| Notes on conversations | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1997 |
| Notes on Furness, or Great Forenaghts | Synnott, Nicholas J. | Article in Journal | | 1902 |
| Notes on the parish church of St Nicholas, Dundalk | Tempest, H. G. | Monograph or Collective Volume | Dundalgan Press | 1955 |
| Notes. John Allen (c.1777-1855), the Dublin draper who led the storming of Astorga in 1810 | Dunne-Lynch, Nicholas | Article in Journal | | 2014 |
| Nothing quite like it : an American Irish childhood | Grene, Nicholas | Monograph or Collective Volume | Somerville Press | 2011 |
| Ó Chaint na ndaoine go dtí an Caighdeán Oifigiúil. | Ó Háinle, Cathal | Article in Book | | 1994 |
| O'Kearney, O'Daly, and Bennett | Ó Muireadhaigh, L. | Article in Journal | | 1940 |
| Obituaries. Fr Nicholas Flavin | B, D. | Article in Journal | | 2018 |
| Obituary. Gearóid Mac Niocaill (1932-2004) | Canny, Nicholas P. | Article in Journal | | 2006 |
| Oidheadh an Athar Ui Shíthigh | de Bhial, Tomás, 1884-1954 | Monograph or Collective Volume | The Stationery Office | 1954 |
| Old English views of Gaelic Irish history and the emergence of an Irish Catholic nation | Finnegan, David | Article in Book | | 2011 |
| Old Waterford Society Survey : civil parishes of Crook and Kilsop, Faithlegg, Killea, Kill, St. Nicholas, Kilmacombe, Rathmoylan and Crobally | Anonymous | Article in Journal | | 1983 |
| Oliver Nugent and the Ulster Division on 1 July 1916 | Perry, Nicholas | Article in Journal | | 2017 |
| Oliver Nugent, the gentry and the Great War | Perry, Nicholas | Article in Book | | 2014 |
| Olivia Manning, imperial refugee | Patten, Eve | Article in Book | | 2007 |
| On Science and Colonialism | MacLeod, Roy | Article in Book | | 1997 |
| Origins of a town, Bagenalstown c.1600-1860. Muine Bheag, Moneybeg, Washington Green, Bagenalstown | Kavanagh, Myles | Article in Journal | | 2018 |
| Orthaí and orthodoxy : healing charms in Irish popular religion | Wolf, Nicholas M. | Article in Book | | 2010 |
| Pádraig Ó Meachair agus Nioclás Mac Síthigh : dán agus amhrán um bheirt shagart | Ó Macháin, Pádraig | Article in Journal | | 2010 |
| Pádraigín Haicéad : an sagart agus an file i gcomhthéacs a aimsire | Canny, Nicholas P. | Article in Book | | 1986 |
| Pairlement Chloinne Tomáis agus lomadh na hÉireann | Williams, Nicholas | Article in Book | | 2008 |
| Pardon and peace : a reflection on the making of peace in Ireland | Frayling, Nicholas | Monograph or Collective Volume | SPCK | 1996 |
| Past but still present : Edmund Borlase, Richard Parr, and the reshaping of Irish history for English audiences in the 1680s | Ford, Alan, 1956 | Article in Book | | 2011 |
| Philip Gray - a forgotten revolutionary son of Meath | Leonard, Nicholas Anthony | Article in Journal | | 2001 |
| Phillip Nicholas Seton Mansergh, 1910-1991 | Harkness, D. W. | Article in Journal | | 1993 |
| Pillars of Irish horsebreeding : excellence and achievement by breeders and stallions in the Irish horse industry | O'Hare, Nicholas | Monograph or Collective Volume | Harkaway | 2004 |
| Planning and development | Mansergh, Nicholas, 1910-1991 | Article in Book | | 2005 |
| Plays and controversies | Grene, Nicholas | Article in Book | | 2004 |
| Poetry as politics : a view of the present state of The Faerie Queene | Canny, Nicholas P. | Article in Book | | 1999 |
| Poets and the Gaelic manuscript tradition of Oirghialla: a reappraisal | Ní Úrdail, Meidhbhín | Article in Journal | | 2021 |
| Political institutions and administrative adaptation | Connaughton, Bernadette, | Article in Book | | 2009 |
| Politics, religion and the press : Irish journalism in mid-Victorian England | McNicholas, Anthony | Monograph or Collective Volume | Lang | 2007 |
| Prelude to Partition : Concepts and Aims in Ireland and India | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Cambridge University Press | 1978 |
| Production history part four : 1995-2008. | Chambers, LiamGrene, Nicholas,Lonergan, Patrick, | Article in Book | | 2008 |
| Production history part one : 1957-1970. | Chambers, LiamGrene, Nicholas,Lonergan, Patrick, | Article in Book | | 2008 |
| Production history part three : 1985-1994. | Chambers, LiamGrene, Nicholas,Lonergan, Patrick, | Article in Book | | 2008 |
| Production history part two : 1971-1985. | Chambers, LiamGrene, Nicholas,Lonergan, Patrick, | Article in Book | | 2008 |
| Profits and patriotism : Nicholas Weston, Old English merchants, and Ireland's Nine Years' War, 1594-1603 | Canning, Ruth A. | Article in Journal | | 2016 |
| Propositions for the south and north Clandeboyes, Killultagh, Kilwarlin, and Kinelarty, to be granted to the chieftains in fee farm for a reasonable chief rent to her majesty, 1594 | Dawtrey:, Nicholas | Article in Book | | 2016 |
| Protestant women of county Wexford and their narratives of the rebellion of 1798 | Beatty, John D. | Article in Book | | 1998 |
| Publishing after partition, 1922-39 | Allen, Nicholas ; Brown, Terence | Article in Book | Oxford University Press | 2011 |
| Race, conflict and exclusion in Ulster, Ireland and Virginia | Canny, Nicholas P. | Article in Book | | 2019 |
| Raleigh's Ireland | Canny, Nicholas P. | Article in Book | | 1987 |
| Reading revolutions, 1922-39 | Allen, Nicholas | Article in Book | | 2011 |
| Rebellion, objects, Empire and 1916 | Allen, Nicholas | Article in Book | | 2017 |
| Rebels at heart : the National Brotherhood of Saint Patrick and the Irish Liberator | McNicholas, Anthony | Article in Journal | | 2007 |
| Reflections on time spent at University College, Galway of the 1960s | Canny, Nicholas | Article in Journal | | 2019 |
| Reforming Galway : civic society, religious change and St Nicholas's collegiate church, 1550-1750 | GIllespie, Raymond | Monograph or Collective Volume | | 2024 |
| Regional policy and politics | Quinn, Bríd | Article in Book | | 2009 |
| Register of the parish of St Nicholas Without [Dublin], 1694-1739 | | Monograph or Collective Volume | | 1912 |
| Reinterpretating the 1798 rebellion in County Wexford | Whelan, Kevin | Article in Book | | 1996 |
| Reintrepreting the 1798 rebellion in County Wexford | Whelan, Kevin | Article in Book | | 1996 |
| Religion, politics and the Irish rising of 1641 | Canny, Nicholas P. | Article in Book | | 1997 |
| Remembering Columbus | Canny, Nicholas P. | Article in Journal | | 1992 |
| Report of the commissioners of inquiry into the state of the lunatic asylums and other institutions for the custody and treatment of the insane in Ireland [Chairman : Sir Thomas Nicholas Redington]. Report plus Evidence etc. | Anonymous | Monograph or Collective Volume | | 1857-8 |
| Report on documents relating to the wardenship of Galway | MacLysaght, Edward | Article in Journal | | 1944 |
| Representing colonial landscapes : early English maps of Ulster and Virginia, 1580-1612 | Margey, Annaleigh | Article in Book | | 2011 |
| Representing Ireland: British paintings & engravings, 1840-1890 | Dochy, Amélie | Article in Journal | | 2011 |
| Responses to Easter 1916 by Nicholas O'Donnell, 'The Leader of the Irish People in Australia' | Noone, Val | Article in Journal | | 2018 |
| Review article : Historical and linguistic research on the Irish language | Wolf, Nicholas M. | Article in Journal | | 2017 |
| Review article : Protestants, planters and apartheid in early modern Ireland | Canny, Nicholas P. | Article in Journal | | 1986 |
| Review article : Revising the revisionist | Canny, Nicholas P. | Article in Journal | | 1996 |
| Review article. The 'decline' of the irish language in the eighteenth and nineteenth centuries: a new interpretation | Doyle, Aidan | Article in Journal | | 2015 |
| Reviewing A view of the present state of Ireland | Canny, Nicholas P. | Article in Journal | | 1996 |
| Revising the revisionist | Canny, Nicholas P. | Article in Journal | | 1996 |
| Revival on the causeway coast : the 1859 revival in and around Coleraine | Railton, Nicholas M. | Monograph or Collective Volume | Christian Focus | 2009 |
| Robert Brennan : County Wexford colossus | Furlong, Nicholas | Article in Journal | | 2013 |
| Robert Emmet and songs of rebellion | Carolan, Nicholas | Monograph or Collective Volume | Dublin City Public Libraries | 2004 |
| Rowland White's "The dysorders of the Irisshery", 1571 | Canny, Nicholas P. | Article in Journal | | 1979 |
| Rural land utilisation in Ireland | Symons, L. | Article in Book | | 1970 |
| Rural settlement in Ireland | Buchanan, R. H. (Ronald Hull) | Article in Book | | 1970 |
| Rural society in Connacht, 1600-1640 | Graham, Jean M. | Article in Book | | 1970 |
| Sacred space and "True religion" : the Irish Reformation and the Collegiate Church of St Nicholas, Galway | Ellis, Steven G., 1950- | Article in Journal | | 2018 |
| Saint Nicholas' Church, Carrickfergus: Gleanings from its life-story of seven centuries. | Rutherford, J. C. | Monograph or Collective Volume | [St Nicholas' Church, Carrickfergus] | 1935 |
| Sandyford library and its librarians | Ryan, Nicholas | Article in Journal | | 2021 |
| Scandal, Wentworth's deputyships and the breakdown of Stuart honour politics | Kane, Brendan | Article in Book | | 2011 |
| Scéal grinn? jokes, puns, and the shaping of bilingualism in nineteenth-century Ireland | Wolf, Nicholas | Article in Journal | | 2009 |
| Scéal Grinn? Jokes, Puns, and the Shaping of Bilingualism in Nineteenth-Century Ireland | Wolf, Nicholas M. | Article in Journal | | 2009 |
| Schools and schoolmasters (to c. 1550) | Orme, Nicholas | Article in Book | | 2006 |
| Science and cultural revival, 1863-1916 | Lysaght, Sean | Article in Book | | 1997 |
| Science and nationality in Edwardian Ireland | Whyte, Nicholas | Article in Book | | 1997 |
| Science and social policy in Ireland in the mid-nineteenth century | Bennett, James | Article in Book | | 1997 |
| Science and society in Ireland : the social context of science and technology in Ireland, 1800-1950 | | Monograph or Collective Volume | Queen's University of Belfast, Institute of Irish Studies | 1997 |
| Science, colonialism and Ireland | Whyte, Nicholas | Monograph or Collective Volume | Cork University Press | 1999 |
| Secrecy and the media : the official history of the D-Notice system | Wilkinson, Nicholas, 1941- | Monograph or Collective Volume | Routledge | 2009 |
| Sectarianism in the rebellion of 1798 : the eighteenth-century context | Keogh, Dáire | Article in Book | | 1996 |
| Seeing differently : the vision of Hubert Butler | Grene, Nicholas | Article in Journal | | 2012 |
| Select bibliography of the writings of Nicholas Canny to 2009 | Boran, Marie | Article in Book | | 2011 |
| Select documents XXXIV. Rowland White's 'Discors touching Ireland', c.1569 | | Article in Journal | | 1977 |
| Shaw, Lady Gregory and the Abbey : a correspondence and a record | | Monograph or Collective Volume | Colin Smythe | 1993 |
| Shifting scenes : Irish theatre going, 1955-1985 | Devitt, John | Monograph or Collective Volume | Carysfort Press | 2008 |
| Short histories of Dublin parishes, 3 - 5 | Donnelly, Nicholas | Monograph or Collective Volume | Carraig Books | 1977 |
| Sir Nicholas Bagenal and East Ulster in the 1560s and 1570s | Sheridan, James | Article in Journal | | 2017 |
| Sir Nicholas Malby and his associates | Lambert, G. W. | Article in Journal | | 1948 |
| Sir Nicholas O'Conor - a world figure | Evans, J.A. | Article in Journal | | 1994 |
| Sir Richard Bellings, a Catholic courtier and diplomat from seventeenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2011 |
| Six tracts on 'coign and livery', c.1568-78 | | Article in Journal | | 2014 |
| Sixty years of church life in St. Nicholas' Parish, Belfast : a souvenir of the opening of the parish hall, 31st January, 1959 | Mercer, John, Rev. | Monograph or Collective Volume | M & W. Publications. | 1959 |
| Social space in the Belfast built-up area | Boal, F. W. (Frederick Wilgar) | Article in Book | | 1970 |
| Some aspects of the evolution of agricultural and technical education in nineteenth-century Ireland | Jarrell, Richard A. | Article in Book | | 1997 |
| Some diary entries, 1934-1939 | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1997 |
| Some features of popular religion In Ulster in 1859 | Railton, Nicholas Michael | Article in Journal | | 2010 |
| Some incidences of famine conditions in Cork and county | Cummins, Nicholas | Article in Journal | | 1996 |
| Some Irish contemporaries of Faraday and Henry | McLaughlin, Patrick J. | Article in Journal | | 1964 |
| Some Irish stereotypes in the 'golden age' of caricature | Robinson, Nicholas K. | Article in Book | | 2013 |
| Some Limerick documents from Spain | | Article in Journal | | 1955 |
| Some observations on the medieval pavement tiles from the site of St Nicholas's church, Dublin | Fanning, Thomas | Article in Book | | 1998 |
| Some observations on the migration of labourers from the south of Ireland to Newfoundland in pre-famine times | Burke, Nicholas R. | Article in Journal | | 1971 |
| Some reflections upon the local dimension in history | Marsergh, Nicholas | Article in Book | | 1985 |
| Some Sligo-related Armorial Bookplates: Part 1|Some Sligo-related Armorial Bookplates: Part 2 | Henry, Peter | Article in Journal | | 2021 |
| Some thoughts on early Irish roads and travel | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2012 |
| Some tombstone inscriptions in St Nicholas churchyard, Dundalk | Tempest, H. G. | Article in Journal | | 1945 |
| Some Wild Geese marriages and baptisms recorded in the registers of the churches of Saint Michel and Saint Nicholas in Luxembourg City, 1659-1771 | Ó hAnnracháin, Eoghan | Article in Journal | | 2013 |
| Spenser and the Munster officials | Judson, A. C. | Article in Journal | | 1947 |
| Spenser's Irish crisis : humanism and experience in the 1590's | Brady, CiaránCanny, Nicholas P. | Article in Journal | | 1988 |
| St John's Church, Coolclogh, Co. Cork | O'Reilly, Barry | Article in Journal | | 2011 |
| St Nicholas' Church | Hunt, Christine | Article in Journal | | 1993 |
| St Nicholas' parish church, Lisburn Road, Belfast : 75th anniversary | | Monograph or Collective Volume | [St Nicholas' Parish Church] | [1976] |
| St Nicholas' parish church, Lisburn Road, Belfast : a centenary souvenir (1901-2001) | | Monograph or Collective Volume | St Nicholas' Parish Church | 2001 |
| St Nicholas's holy well, Tornant | Lawlor, Chris | Article in Journal | | 2011 |
| St Nicholas's parish church, Galway : structural and architectural evidence for the high medieval period | McKeon, Jim | Article in Journal | | 2009 |
| St. Audoen, St. Nicholas Within, and St. Michael, Dublin | Anonymous | Monograph or Collective Volume | James Charles and Son | c. 1870 |
| St. Nicholas's Church and parish Dunlavin (1817-1967) | Warke, R. A. | Monograph or Collective Volume | R.A. Warke | 1967 |
| Stair na Gaeilge : in ómós do Pádraig Ó Fiannachta | | Monograph or Collective Volume | Roinn na Sean-Gaeilge, Coláiste Phádraig | 1994 |
| States of mind: science and culture and the Irish intellectual revival 1900-30 | Allen, Nicholas | Article in Journal | | 2003 |
| Stephen MacKenna on Synge : a lost memoir | Grene, Nicholas,Saddlemyer, Ann | Article in Journal | | 1982 |
| Stone upon stone : the use of stone in Irish building | Ryan, Nicholas Shaun, 1950- | Monograph or Collective Volume | Collins Press | 2005 |
| Stories from Gaelic Ireland : microhistories from the sixteenth-century Irish annals | Cunningham, BernadetteGillespie, Raymond | Monograph or Collective Volume | Four Courts | 2003 |
| Strongbow 800 in County Wexford | Furlong, Nicholas | Article in Journal | | 2019 |
| Supply elasticities in Irish agriculture : a reply | Ó Gráda, Cormac | Article in Journal | | 1980 |
| Supply elasticities, rationality, and structural change in Irish agriculture, 1850-1925 | Dziegiclewski, M.Nicholas, S. J. | Article in Journal | | 1980 |
| Survey of British Commonwealth Affairs : Problems of Wartime Co-operation and Post-War Change, 1939-1952 | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | | 1958 |
| Survey of Commonwealth affairs : problems of war-time co-operation and post-war change, 1939-1952 | | Monograph or Collective Volume | Oxford University Press | 1958 |
| Swift's travels : eighteenth-century satire and its legacy | | Monograph or Collective Volume | Cambridge University Press | 2008 |
| Synge and Wicklow | Grene, Nicholas | Article in Book | | 1994 |
| Tadhg Ó Cianáin, na taoisigh Ultacha agus Assisi | Mac Craith, Mícheál | Article in Book | | 2012 |
| Taking sides in early modern Ireland : the case of Hugh O'Neill, earl of Tyrone | Canny, Nicholas P. | Article in Book | | 2003 |
| Tall but poor : living standards of men and women in pre-famine Ireland | Nicholas, StephenSteckel, Richard Hall | Article in Journal | | 1997 |
| Teaching an old dog new tricks: UCD's Roman coins in the digital age | Day, JoWright, Nicholas L. | Article in Journal | | 2015 |
| Technical education and the application of technology in Ireland, 1800-1950 | Scaife, W. Garrett | Article in Book | | 1997 |
| Ten-thirty-three : the inside story of Britain's secret killing machine in Northern Ireland | Davies, Nicholas | Monograph or Collective Volume | Mainstream publishing | 1999 |
| That island never found : essays and poems for Terence Brown | | Monograph or Collective Volume | Four Courts | 2007 |
| The "Continuation" of Nicholas Trevet : a new source for the Bruce invasion | Duffy, Seán | Article in Journal | | 1991 |
| The "Troubles" in Northern Ireland : Civil conflict in an economically well-developed state | Woodwell, Douglas | Article in Book | | 2005 |
| The 'Abbey Irish players' : in Australia - 1922 | Kuch, Peter | Article in Book | | 2005 |
| The 'prelections' of Nicholas Callan (1799-1864) | McLoughlin, Patrick J.I., Monsignor | Article in Journal | | 1964 |
| The 1641 depositions as a source for the writing of social history : Cork as a case study | Canny, Nicholas P. | Article in Book | | 1993 |
| The 1688 correspondence of Nicholas Taaffe, second earl of Carlingford (?-1690), from the Imperial court in Vienna | Worthington, David | Article in Journal | | 2004 |
| The 18th-century Irish sugar and slave trade at St. Croix, Danish West Indies | Power, Orla | Article in Book | | 2010 |
| The Abbey : National Theatre or Little Theatre? | Grene, Nicholas | Article in Journal | | 2007 |
| The Abbey in America : the real thing | Harrington, John P. | Article in Book | | 2005 |
| The Abbey tours in England | Cave, Richard Allen | Article in Book | | 2005 |
| The Ancient Church of St. Nicholas, Carrickfergus, Diocese of Connor: A report to the Right Rev. Robert Knox, D.D., Lord Bishop of Down and Connor and Dromore | Drew, Thomas | Monograph or Collective Volume | W. Erskine Mayne|E. Posonby | 1872 |
| The archdeacon's tale | Murphy, Margaret | Article in Book | | 2014 |
| The armed forces and the suppression of agrarian disorder during the Wellesley administration | Johnston, John Nicholas | Thesis | | 1993 |
| The attempted Anglicisation of Ireland in the seventeenth century : an exemplar of 'British history' | Canny, Nicholas P. | Article in Book | | 1996 |
| The attempted anglicization of Ireland in the seventeenth century : an exemplar of "British history" | Canny, Nicholas P. | Article in Book | | 1993 |
| The Battle of Oulart Hill : context and strategy | Cleary, Brian | Article in Book | | 1996 |
| The Bayno : a history of the Iveagh Trust Play-Centre marking the centenary of its founding | O'Meara, Liam | Monograph or Collective Volume | Liberties Association Heritage Projects, St. Nicholas of Myra Parish Centre | 2009 |
| The birth of the modern constitution | Canny, Nicholas P. | Article in Book | | 1988 |
| The bleeding Iphigeneia | [French, Nicholas] | Monograph or Collective Volume | | 1675 |
| The Bull Laudabiliter | Norgate, Kate | Article in Book | | 2009 |
| The Burke family of Waterslade House | Stratton-Ryan, Mary | Article in Journal | | 2009 |
| The Calculation of Columba's Arrival in Britain in Bede's Ecclesiastical History and the Pictish King-lists | Evans, Nicholas | Article in Journal | | 2008 |
| The Callan image | McLaughlin, P. J. | Article in Journal | | 1964 |
| The Capuchins in Wexford | Angelus, Father, OFMCap. | Article in Journal | | 1948 |
| The career of Hugh O'Neill, earl of Tyrone, from 1603 to 1607 | Canny, Nicholas P. | Thesis | | 1967 |
| The case of Fr Nicholas Sheehy: priest, patriot, martyr. Hanged at Clonmel, March 1766 | O’Riordan, Edmund | Monograph or Collective Volume | Galty Cottage Books | 2014 |
| The case of Nicholas John | Mac Niocaill, Gearóid | Article in Journal | | 1963 |
| The Castle, the Custom House and the cabinet : administration and policy in famine Ireland, 1845-1849 | Dunn, Nicholas Roger | Thesis | | |
| The Catholic University of Ireland: financial contributions from the diocese of Waterford and Lismore | Hearne, John M. | Article in Journal | | 2016 |
| The Celtic tiger in historical and international perspective | Crafts, Nicholas | Article in Book | | 2009 |
| The Church and Fr John Murphy of Boolavogue 1753-1798 | Furlong, Nicholas | Article in Book | | 1997 |
| The circulation of romances from England in late-medieval Ireland | Byrne, Aisling | Article in Book | | 2015 |
| The collegiate church of St Nicholas, Galway : a study of the structure | Leask, H. G. (Harold G.) | Article in Journal | | 1936 |
| The Collegiate Church of St. Nicholas Galway | | Monograph or Collective Volume | Hely's Limited [printer] | c. 1942 |
| The commission for the despoiled subject, 1641-7 | Clarke, Aidan | Article in Book | | 2011 |
| The Commonwealth experience | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Weidenfeld and Nicolson | 1969 |
| The contemporary and later politics of Caoineadh Airt Ui Laoire | Cullen, L. M. (Louis Michael) | Article in Journal | | 1993 |
| The contributions of Ireland 1912-1985 to the history of the Irish language | Wolf, Nicholas M. | Article in Book | | 2024 |
| The criminalization of "free" labour : master and servant in comparative perspective | Craven, PaulHay, Douglas | Article in Journal | | 1995 |
| The diary of Nicholas Peacock, 1740-1751 : the worlds of a County Limerick farmer and agent | Peacock, Nicholas | Monograph or Collective Volume | Four Courts | 2005 |
| The door furniture at Ely House | Goodison, Nicholas | Article in Journal | | 1970 |
| The dual crisis in Irish foreign policy : the economic crash and Brexit in a volatile European landscape | O'Brennan, JohnRees, Nicholas | Article in Journal | | 2019 |
| The Dublin Theatre Festival : social and cultural contexts | O'Toole, Fintan | Article in Book | | 2008 |
| The earliest children's literature in England | Orme, Nicholas | Article in Book | | 1998 |
| The Elizabethan conquest of Ireland : a pattern established, 1565-1576 | Canny, Nicholas P. | Monograph or Collective Volume | Harvester P. | 1976 |
| The Elizabethans and the Irish | Bradshaw, Brendan | Article in Journal | | 1977 |
| The English and Welsh workhouses of George Wilkinson | Cooper, NicholasMorrison, Kathryn | Article in Journal | | 2004 |
| The Falstaff saga : being the life and opinions of Captain Nicholas Dawtrey, sometime seneschal of Claneboye and warden of the palace of Carrickfergus. Immortalized by Shakespeare as Sir John Falstaff | Dawtrey, John | Monograph or Collective Volume | | 1927 |
| The Famine Journal of Lieutenant H.N. Greenwell, 1846-7 | MacMahon, Bryan | Article in Journal | | 2015 |
| The Fenian plot to kill the future King George V | Jobb, Dean | Article in Journal | | 2021 |
| The fishing ventures of Nicholas Weston of Dublin : a note on commercial contact between Ireland and Newfoundland in the sixteenth century | Appleby, John C. | Article in Journal | | 1986 |
| The flight of the earls, 1607 | Canny, Nicholas P. | Article in Journal | | 1971 |
| The Forde collection: Irish traditional music from the William Forde manuscripts | NA | Monograph or Collective Volume | Irish Traditional Music Archive / Taisce Cheol Dúchais Éireann | 2021 |
| The Forde-Pigot collection of Irish traditional music | Carolan, Nicholas | Article in Book | | 2009 |
| The formation of the Irish mind : religion, politics and Gaelic Irish literature 1580-1750 | Canny, Nicholas P. | Article in Book | | 1987 |
| The formation of the Irish mind : religion, politics and Gaelic Irish literature, 1580-1750 | Canny, Nicholas P. | Article in Journal | | 1982 |
| The formation of the Old English élite in Ireland | Canny, Nicholas P. | Monograph or Collective Volume | National University of Ireland | 1975 |
| The French settlers in Ireland : the Huguenot colony at Lisburn, Co. Antrim | Purdon, Charles Nicholas de la Cherois | Article in Journal | | 1987 |
| The Gate : home and away | Pine, Richard | Article in Book | | 2005 |
| The gift of adaptability : Years, Joyce and modern Ireland | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Article in Book | | 2007 |
| The golden age of economic growth in postwar Europe : why did Northern Ireland miss out? | Crafts, Nicholas F. R. | Article in Journal | | 1995 |
| The Government of Ireland Act, 1920 : its origins and purposes | Mansergh, Nicholas, 1910-1991 | Article in Journal | | 1974 |
| The government of Northern Ireland : a study in devolution | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Allen & Unwin | 1936 |
| The greatest hurling decade : Wexford and the epic teams of the '50s | Furlong, Nicholas | Monograph or Collective Volume | Wolfhound Press | 1993 |
| The Haliday collection : a printed source for the seventeenth century | Canny, Nicholas P. | Article in Journal | | 2013 |
| The Hibernian Amazon : A Struggle for Sovereignty in the Portuguese Court, 1643-1648 | Bomba, Nicholas | Article in Journal | | 2007 |
| The history of English affairs. Book 2 | Kennedy, M. J.Walsh, P. G. (Patrick Gerard)William, of Newburgh, b. 1135x6, d. in or after 1198 | Monograph or Collective Volume | Aris & Phillips | 2007 |
| The history of land reclamation in Wexford harbour | Furlong, Nicholas | Article in Journal | | 1969 |
| The Huguenot colony at Lisburn, county of Antrim | Purdon, Charles Nicholas de la Cherois | Article in Journal | | 1985 |
| The ideology of English colonization : from Ireland to America | Canny, Nicholas P. | Article in Book | | 1998 |
| The Ideology of English Colonization : From Ireland to America | Canny, Nicholas P. | Article in Journal | | 1973 |
| The immediate predecessors of Dermot MacMurrough | Furlong, Nicholas | Article in Journal | | 1972 |
| The impact of the battle of Aughrim (1691) on the Irish Catholic elite | Lenihan, Pádraig | Article in Book | | 2011 |
| The infantry of the confederate Leinster army, 1642-47 | Perry, Nicholas | Article in Journal | | 1983 |
| The integration of Irish aristocratic émigré families in the Czech lands, c. 1650-1945: selected case studies | Brnovjak, Jiri | Article in Book | | 2014 |
| The intersections between Irish and British political thought of the early-modern centuries | Canny, Nicholas P. | Article in Book | | 2006 |
| The Irish background to Penn's experiment | Canny, Nicholas P. | Article in Book | | 1986 |
| The Irish book-lover : an Irish studies reader : taken from issues of The Irish Book Lover (1909-1957) | | Monograph or Collective Volume | [s.n.] | 2004 |
| The Irish Diaspora of the Seventeenth and Eighteenth Centuries | Cullen, L. M. (Louis Michael) | Article in Book | | 1994 |
| The Irish economy and Europe | Rees, Nicholas | Article in Book | | 2009 |
| The Irish Free State : Its Government and Politics | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | | 1934 |
| The Irish language in America | Wolf, Nicholas M. | Article in Book | | 2024 |
| The Irish language in county Offaly | Williams, Nicholas | Article in Book | | 1998 |
| The Irish Legion of Napoleon, 1803-15 | Dunne-Lynch, Nicholas | Article in Book | | 2009 |
| The Irish Question 1840-1921 | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Allen & Unwin | 1965 |
| The Irish question, 1840-1921 : A commentary on Anglo-Irish relations and on social and political forces in Ireland in the age of reform and revolution. | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | | 1965 |
| The Irish question, 1840-1921 : a commentary on Anglo-Irish relations and on social and political forces in Ireland in the age of reform and revolution. | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Allen & Unwin | 1975 |
| The Irish-language community in New York on the eve of the Easter Rising | Wolf, Nicholas M. | Article in Book | | 2016 |
| The Irish-speaking clergy in the nineteenth century: Education, trends and timing | Wolf, Nicholas M. | Article in Journal | | 2008 |
| The last days of William Bedell in early-modern Irish history and memory | Darcy, Eamon | Article in Book | Cumann Seanchais Bhreifne | 2025 |
| The last parliamentarian : the political career of John Redmond, 1856-1918 | Harrington, Nicholas | Thesis | | 2009 |
| The late medieval suburban church of Saint Nicholas', Clonmel | Ó Drisceoil, Cóilín | Article in Journal | | 2011 |
| The late Willie Nicholas of Kilmallock and Newport | McGrath, Joe | Article in Journal | | 2003 |
| The lifeboats of Rosslare Harbour and Wexford | Leach, Nicholas | Monograph or Collective Volume | Nonsuch | 2007 |
| The limitations of Tudor reform: the policy of 'Surrender and regrant' and the O'Rourkes | Maginn, Christopher | Article in Journal | | 2007 |
| The Many Lives of the Colleen Bawn : Pastoral Suspense | Daly, Nicholas | Article in Journal | | 2007 |
| The marginal kingdom : Ireland as a problem in the first British empire | Canny, Nicholas P. | Article in Book | | 1991 |
| The medieval background | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 1994 |
| The medieval parish church and graveyard of St. Nicholas, Newtown Jerpoint | Murtagh, Ben | Article in Journal | | 1998 |
| The military planning of the 1798 rebellion in Wexford | Gahan, Daniel | Article in Book | | 1996 |
| The Nagles of Garnavilla | O'Connell, B. M. | Article in Journal | | 1956 |
| The narrative of the settlement and sale of Ireland | [French, Nicholas] | Monograph or Collective Volume | | 1668 |
| The Nicholas Boylan silver salver: an icon of Repeal | Ahern, Fiona | Article in Journal | | 2013 |
| The Nine County Waterford Farmers | Sheehan, Nicholas J. | Article in Journal | | 2014 |
| The O'Brenans and the ancient territory of Hy-Duach | Murphy, Nicholas | Article in Journal | | 1879 |
| The obligation of Titus: a theological opinion concerning worthiness for episcopal office in the diocese of Ferns, 1645 | McHugh, Jason | Article in Journal | | 2017 |
| The origin of enclosures in eastern Ireland | Aalen, F. H. A. | Article in Book | | 1970 |
| The origins of empire : introduction | Canny, Nicholas P. | Article in Book | | 1998 |
| The Oxford guide to literary Britain and Ireland | | Monograph or Collective Volume | Oxford University Press | 2008 |
| The Oxford handbook of the Atlantic world, 1450-1850 | | Monograph or Collective Volume | Oxford University Press | 2011 |
| The papers of Nicholas Archdeacon (bishop of Kilmacduagh and Kilfenora 1800-1823) | Murphy, P. J. | Article in Journal | | 1973 |
| The patriot priest Fr. Nicholas Sheehy, Clogheen | Gallahue, John | Article in Book | | 2004 |
| The permissive frontier : social control in English settlements in Ireland and Virginia 1550-1650 | Canny, Nicholas P. | Article in Book | | 1978 |
| The Pigot collection: Irish traditional music from the John Edward Pigot manuscripts | NA | Monograph or Collective Volume | Irish Traditional Music Archive / Taisce Cheol Dúchais Éireann | 2024 |
| The plan of campaign in Curraghs | Hickey, M. | Article in Journal | | 1975 |
| The plot against Fr. Nicholas Sheehy : the historical background | O'Connell, Philip | Article in Journal | | 1967 |
| The politics of environmental policy | Connaughton, Bernadette | Article in Book | | 2009 |
| The politics of history : writing early modern history in Parnellian Ireland | Canny, Nicholas P. | Monograph or Collective Volume | Magdalene College | 2006 |
| The politics of Irish drama : plays in context from Boucicault to Friel | Grene, Nicholas | Monograph or Collective Volume | Cambridge University Press | 1999 |
| The politics of outrage : violence, policing, and the archive in colonial Ireland | Sprenger, Nicholas | Article in Journal | | 2023 |
| 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 present and the past in medieval Irish chronicles | Evans, Nicholas | Monograph or Collective Volume | Boydell Press | 2010 |
| The proper word : collected criticism : Ireland, poetry, politics | Allen, NicholasDawe, Gerald, 1952- | Monograph or Collective Volume | Creighton University Press | 2007 |
| The reception of W. B. Yeats in Ireland, 1918-50 | Allen, NicholasCantwell, Eamonn | Article in Book | | 2006 |
| The register of Nicholas Fleming : Archbishop of Armagh, 1404-1416 | | Monograph or Collective Volume | Irish Manuscripts Commission | 2003 |
| The register of Nicholas Fleming, Archbishop of Armagh 1404-1416 | Fleming, Nicholas | Monograph or Collective Volume | Irish Manuscripts Commission | 2003 |
| The Register of the parish of St Nicholas, Galway 1792-1840 | | Monograph or Collective Volume | Representative Church Body Library | 2004 |
| The remains of Ellen Hanley : theatre commidification and Irish identity in the nineteenth century | Morash, Chris | Article in Book | | 2007 |
| The road to God knows where : can theatre be national? | Morash, Chris | Article in Book | | 2005 |
| The Roman Catholic mission to the Irish in London | Gilley, Sheridan | Article in Journal | | 1969 |
| The Scholarship and Legacy of David Beers Quinn, 1909-2002 | Canny, Nicholas P.Kupperman, Karen Ordahl, 1939- | Article in Journal | | 2003 |
| The scientific apparatus of Nicholas Callan and other historic insturments | Mollan, R. C. (R. Charles)Upton, John | Monograph or Collective Volume | St Patrick's College|Samton | 1994 |
| The sixteenth-century Latin translation of Historia Gruffud vab Kenan | Davies, Ceri | Article in Book | | 1996 |
| The social context of science in Ireland, 1890-1930 | Whyte, Nicholas | Thesis | | |
| The social context of W.R. Hamilton's prediction of conical refraction | Attis, David | Article in Book | | 1997 |
| The son of a Lord | Roche, Dermot | Article in Journal | | 2010 |
| The story of Ardglass | Napier, James McCabe | Monograph or Collective Volume | [St Nicholas' parish, Ardglass] | 1966 |
| The story of St Nicholas' Collegiate Church, Galway | Berry, James FleetwoodHiggins, Jim | Monograph or Collective Volume | Kenny | 1989 |
| The story of St. Nicholas' : Collegiate Church, Galway | Berry, J. Fleetwood | Monograph or Collective Volume | O'Gorman | 1912 |
| The talking machine comes to Ireland | Carolan, Nicholas | Article in Book | | 2007 |
| The times and life of Nicholas Sweetman, Bishop of Ferns, (1744-86) | Furlong, Nicholas | Article in Journal | | 1983 |
| The town that died | Furlong, Nicholas | Article in Journal | | 1968 |
| The treaty of Mellifont and the reorganisation of Ulster, 1603 | Canny, Nicholas P. | Article in Journal | | 1969 |
| The two 'Irelands' at the beginning of the 19th century | Johnson, James H. | Article in Book | | 1970 |
| The Ulster cycle : heroic image and historical reality | Aitchison, Nicholas Boyter | Article in Journal | | 1987 |
| The United Irishmen in Wexford | Cullen, L. M. (Louis Michael) | Article in Book | | 1996 |
| The unkinde desertor of loyall men and true frinds | [French, Nicholas] | Monograph or Collective Volume | | 1676 |
| The unresolved question : the Anglo-Irish settlement and its undoing 1912-72 | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Yale University Press | 1991 |
| The upstart earl : a study of the social and mental world of Richard Boyle, first earl of Cork, 1566-1643 | Canny, Nicholas P. | Monograph or Collective Volume | Cambridge University Press | 1982 |
| The urban-rural fringe of Dublin | Haughton, J. P. | Article in Book | | 1970 |
| The westward enterprise : English activities in Ireland, the Atlantic and America, 1480-1650 | | Monograph or Collective Volume | Liverpool University Press | 1978 |
| The whale’s jawbone arches at Doneraile Park - and other Irish jawbones | Redman, Nicholas | Article in Journal | | 1995 |
| The Whiteboy Movement 1760-1780 | Bric, Maurice J. | Article in Book | | 1985 |
| The women graduates of the Royal University of Ireland, 1884-1900 | Hetherington, Nicholas | Thesis | | 2008 |
| The writing of county histories in Parnell’s Ireland | Canny, Nicholas | Article in Book | | 2021 |
| Theatre, sexuality and the state: Tennessee Williams's The Rose Tottoo at the Dublin Theatre Festival, 1957 | Pilkington, Lionel | Article in Book | | 2008 |
| Theological colleges : their hoods and histories : the hoods used by theological colleges and institutions in the British Isles, with notes on their histories | Groves, Nicholas | Monograph or Collective Volume | The Burgon Society | 2004 |
| Three surveys of the Londonderry Plantation | | Article in Journal | | 2019 |
| Tom Murphy's The Sanctuary Lamp at the Dublin Theatre Festival, 1975 and 2001 | Poulain, Alexandra | Article in Book | | 2008 |
| Tom Murphy: playwright adventurer | Grene, Nicholas | Article in Book | | 2013 |
| Totius christianitatis caput. The Pope and the Princes | Duggan, Anne J. | Article in Book | | 2003 |
| 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 |
| Town and baile in Irish place-names | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Book | | 1970 |
| Towns and planning in Ireland | Forbes, Jean | Article in Book | | 1970 |
| Traditional music in County Louth | Carolan, Nicholas | Article in Book | | 2023 |
| Traditional music in Dublin | Carolan, Nicholas | Article in Book | | 1992 |
| Transportation convictions during the Great Irish Famine | Woodward, Nicholas | Article in Journal | | 1996 |
| Travelling Ireland : essays, 1898-1908 | Synge, John Millington, 1871-1909 | Monograph or Collective Volume | Lilliput | 2009 |
| Treasure islands : tax havens and the men who stole the world | Shaxson, Nicholas | Monograph or Collective Volume | Bodley Head | 2011 |
| Twilight and dawn for geography in Ireland | Buttimer, Anne | Article in Book | | 1997 |
| Two London 'Playboys' : before and after Druid | Grene, Nicholas | Article in Book | | 2004 |
| Two Wexford priests and '98 | MacGrath, Kevin | Article in Journal | | 1948 |
| Two Wexford priests and '98 | MacGrath, Kevin | Article in Journal | | 1948 |
| Unpublished charters relating to Ireland, 1177-82, from the archives of the city of Exeter | | Article in Journal | | 1936 |
| Vanishing country houses of Ireland | Griffin, David J.Knight of Glin, 1937-Robinson, Nicholas | Monograph or Collective Volume | Irish Architectural Archive and Irish Georgian Society | 1989 |
| Vanishing country houses of Ireland | Griffin, David J.Knight of Glin, 1937-Robinson, Nicholas K. | Monograph or Collective Volume | Irish Architectural Archive and Irish Georgian Society | 1989 |
| Votive deposition in iron age Ireland : an early medieval account | Aitchison, Nicholas Boyter | Article in Journal | | 1996 |
| Warin and Henry fitz Gerald, the King's Chamberlains : the origins of the FitzGeralds revisited | Vincent, Nicholas | Article in Journal | | 1998 |
| Warriors and priests : the history of the Clan Maclean, 1300-1570 | Maclean-Bristol, Nicholas | Monograph or Collective Volume | East Linton | 1995 |
| Warriors and priests : the history of the Clann Maclean, 1300-1570 | MacClean-Bristol, Nicholas | Monograph or Collective Volume | East Linton | 1995 |
| Westward enterprise | Morgan, Hiram | Article in Journal | | 1998 |
| What really happened in Ireland in 1641? | Canny, Nicholas P. | Article in Book | | 1995 |
| Where Donard guards | Russell, Nicholas | Monograph or Collective Volume | Ballaghbeg Books | 2007 |
| Where Donard guards | Russell, Nicholas | Monograph or Collective Volume | Ballaghbeg Books | 2007 |
| Why the Reformation failed in Ireland : une question mal posée | Canny, Nicholas P. | Article in Journal | | 1979 |
| William Bedell and James Ussher : evangelisation in early-modern Ireland | Boran, Elizabethanne | Article in Book | Cumann Seanchais Bhreifne | 2025 |
| Wisdom, Moderation and Propaganda in the Act of Union Debate of 1801 | Levorato, Alessandra | Article in Book | | 2006 |
| Working for Royal Households and Temples at Girsu During the Third Dynasty of Ur: A New Text | Reid, J. Nicholas | Article in Book | | 2019 |
| Writing early modern history : Ireland, Britain, and the wider world | Canny, Nicholas P. | Article in Journal | | 2003 |
| ‘A plot conceived how that realm may be governed with contentation of the inhabitants and surety of the state’, 1578 | White, Nicholas | Article in Book | | 2016 |
| ‘Dependent on precarious subsistences’ : Ireland’s slave-owners at the time of emancipation : research note | Draper, Nicholas | Article in Journal | | 2013 |
| ‘For the reformation of the north of Ireland, the banishing of the Scots and discharging her Majesty of a great charge’, 1585 | Taaffe, Nicholas | Article in Book | | 2016 |
| ‘His opinion of the proceedings and state of that realm’, 1581 | White, Nicholas | Article in Book | | 2016 |