| "A mere Irish faction" : the Orange Institution in nineteenth-century Scotland | McFarland, Elaine W. | Article in Book | Mercat | 1994 |
| "I will do myself the pleasure of now writing to you": Louisa Conolly's letters to her sister Sarah Bunbury | Twomey, Brendan | Article in Book | | 2018 |
| "Old Wellier" - the story of a Dublin street | Faye, Elizabeth | Article in Journal | | 1999 |
| "Quo vadis?" : a Polish visitor to T.C.D. 1821 | Heaney, Henry | Article in Journal | | 1987 |
| "The Abbey" : an appreciation of Loreto Abbey, Rathfarnham | Dempsey, Anne | Monograph or Collective Volume | The Community of Loreto Abbey | 1999 |
| "The Irishman is no lazzarone" : German travel writers in Ireland 1828-1850 | Bourke, Eoin | Article in Journal | | 1997 |
| "The skeleton at the feast" : Lady Wilde's famine poetry and Irish internationalist critiques of food scarcity | Martin, Amy | Article in Book | Irish Great Hunger Institute Quinnipiac | 2016 |
| "The White God of the Hindus" : John Nicholson as a British and Irish imperial hero | Silvestri, Michael | Article in Book | Irish Academic Press | 2009 |
| "To the land of the free from this island of slaves" : Henry Stratford Persse's letters from Galway to America, 1821-1832 | Persse, Henry StratfordPethica, James L.Roy, James C. | Monograph or Collective Volume | Cork University Press | 1998 |
| 'A ghastly spectral army' : Speranza (1821-1896) and the Famine year | Kinealy, Christine | Article in Book | NA | 2022 |
| 'A Short dissertation on planting' for Lady Louisa Conolly | Walker, John | Article in Journal | | 2015 |
| 'Disappointing the boundless ambition of France': Irish Protestants and the fear of invasion, 1661-1815 | Kelly, James, 1959- | Article in Journal | | 2011 |
| 'Ireland hails with joy the visit of her sovereign' - royal medallions | Powell, John Stocks | Article in Journal | | 2015 |
| 'Poor Green Erin' : German travel writers' narratives on Ireland from before the 1798 Rising to after the Great Famine | | Monograph or Collective Volume | Peter Lang | 2011 |
| 'Roaring Hugh'. Rev. Hugh Hanna (1821-92) and his family | Holmes, Janice | Article in Journal | | 2015 |
| 'To the land of the free from the islands of slaves' : Henry Stratford Persse's letters from Galway to America, 1821-1832 | | Monograph or Collective Volume | Cork University Press | 1998 |
| 1821 census - parish of Drumloman | Wilson, John P. | Article in Journal | | 1963 |
| 1821 census fragments from County Roscommon | Gacquin, William | Article in Journal | | 1998 |
| 1821 census of the parish of Munterconnaught | Cooney, Declan | Article in Journal | | 1998 |
| A critical biography of Lady Jane Wilde, 1821-1896, Irish revolutionist, humanist, scholar and poet | Tipper, Karen Sasha Anthony | Monograph or Collective Volume | Edwin Mellen Press | 2002 |
| A dictionary of Anglo-Irish : words and phrases from Gaelic in the English of Ireland | Ó Muirithe, Diarmaid | Monograph or Collective Volume | Four Courts | 1996 |
| A hero of Waterloo at Mallow | Myers, Kevin | Article in Journal | | 2015 |
| A letter to the Rt. Hon. Sir John Newport ... on ... the appointment of a parliamentary commission ... into the abuses ... of the revenue ... in Ireland | Hibernicus [i.e. MacDonnell, E. G.] | Monograph or Collective Volume | | 1821 |
| A long time in the making: The Pier at Gyles Quay, County Louth | Shotton, Elizabeth | Article in Journal | | 2023 |
| A memory that lived and charity that died : Edmund Rice and the Mendicity Institute | Ó Cearbhaill, Seán | Article in Book | | 1994 |
| A museum in Belfast | Nesbitt, Noel | Monograph or Collective Volume | Ulster Museum | 1979 |
| A note on the fate of the 'factory' at Maynooth | Horner, Arnold | Article in Journal | | 2004 |
| A past apart : studies in the history of Catholic Belfast 1850-1950 | Hepburn, Anthony C. | Monograph or Collective Volume | Ulster Historical Foundation | 1996 |
| A pugilistic contest held at Bottle Hill 1821 based on contemporary newspaper accounts | O'Regan, John | Article in Journal | | 2018 |
| A quelle époque a-t-on cessé de parler latin en Gaule? A propos d'une question mal posée | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| A Skerries bishop | Halpin, P. | Article in Journal | | 1998 |
| A socio-linguistic approach to the Latin Middle Ages | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| A tour in Ireland in 1775 | Twiss, Richard, 1747-1821 | Monograph or Collective Volume | UCD Press | 2008 |
| Age and economic achievement in an Irish barony in 1821 | Solton, Lee | Article in Journal | | 1981 |
| Age and economic achievement in an Irish barony in 1821 | Soltow, L. | Article in Journal | | 1981 |
| An account of the ... fever lately epidemical in Ireland etc. 2 vols. | Barker, FrancisCheyne, John | Monograph or Collective Volume | | 1821 |
| An Anglo-Irish dialogue : a calendar of the correspondence between John Foster and Lord Sheffield, 1774-1821 | Public Record Office of Northern Ireland | Monograph or Collective Volume | Public Record Office | 1976 |
| An Anglo-Irish dialogue : a calendar of the correspondence between John Foster and Lord Sheffield, 1774-1821 | | Monograph or Collective Volume | Public Record Office of Northern Ireland | 1976 |
| An autobiographical letter | Findley, William, 1741?-1821 | Article in Journal | | 1881 |
| An early Irish reaction to Malthus | Ó Gráda, Cormac | Article in Journal | | 1991 |
| An Irish bishop in penal times : the chequered career of Sylvester Lloyd, OFM, 1680-1747 | Fagan, Patrick, 1922-2011 | Monograph or Collective Volume | Four Courts | 1993 |
| An Irishman in Wales : Daniel Beaufort's journals for 1766 and 1779 | McGarvie, M. | Article in Journal | | 1985 |
| An Ministir Gaelach Uilliam Mac Neill (1774-1821) agus an oidhreacht a d'fhág sé againn | Ó Saothraí, Séamus | Monograph or Collective Volume | Coscéim | 1992 |
| An Ulsterman in early industrial America : letters of James Wightman, 1821-1824 | Faris, Mary J.MacMaster, Richard K. | Article in Journal | | 2001 |
| Andrew Elder (1821-86) Castlefin: Campaigner for Land Reform | Roulston, William | Article in Journal | | 2020 |
| Angelica : the portrait of an eighteenth-century artist. | Hartcup, Adeline | Monograph or Collective Volume | | 1954 |
| Ardsallagh townland census of 1821 | Murray, Bernadette C. | Article in Journal | | 2011 |
| Aristocrats : Caroline, Emily, Louisa, and Sarah Lennox, 1740-1832 | Tillyard, Stella | Monograph or Collective Volume | The Noonday Press | 1994 |
| Asquith, Churchill and the movement of the Third Battle Squadron during the 'Curragh Incident' March 1914 | Chambers, Ian, 1939- | Article in Journal | | 2005 |
| Bandon | O'Flanagan, Patrick | Article in Book | | 1994 |
| Bannow school (1821-1826) | Doyle, P. A., OSA | Article in Journal | | 1920 |
| Bartholomew Cavanagh, Pastor of Knock parish 1879 | Kavanagh, Jimmy | Article in Journal | | 2003 |
| Between Captain Rock and a hard place : art and agrarian insurgency | Gibbons, Luke | Article in Book | | 1998 |
| Between two flags : John Mitchell and Jenny Verner | Russell, Anthony G. | Monograph or Collective Volume | Merrion Press | 2015 |
| Bishop Robert Walsh, the friars, and Edmund Ignatius Rice, 1817 | Fennessy, Ignatius | Article in Journal | | 1996 |
| BNH&PS Chronology 1821-2021 | Walker, Brian W. | Article in Book | | 2023 |
| Calendar of entries in the papal register relating to Great Britain and Ireland : papal letters, vol. 15, Innocent VIII : Lateran registers 1484-1492 | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1978 |
| Campana de Carabobo, 1821 | Bancomo Borrios, Hector | Monograph or Collective Volume | Ministerio de la Defensa | 1971 |
| Canon John O'Hanlon (1821-1905) : his early days in St Louis | Concannon, Helena | Article in Journal | | 1947 |
| Canon O'Hanlon historian of the Queen's County | McCartney, Donal | Article in Book | | 1999 |
| Captain Rock : ideology and organization in the Irish Agrarian Rebellion of 1821-24 | Donnelly, James S., Jr. | Article in Journal | | 2007 |
| Captain Rock : the Irish agrarian rebellion of 1821-1824 | Donnelly, James S., Jr. | Monograph or Collective Volume | University of Wisconsin Press | 2009 |
| Captain Rock : the Irish agrarian rebellion of 1821-1824 | Donnelly, James S., Jr.. | Monograph or Collective Volume | Collins Press | 2009 |
| Captain Rock: the origin of the Irish agrarian rebellion of 1821-24 | Donnelly, James S., Jr. | Article in Journal | | 2007 |
| Carabobo, 24 June 1821 : some accounts written in English | Lambert, Eric | Monograph or Collective Volume | Fundación John Boulton | 1974 |
| Carl Culmann's visit, 1848-9 | Steinhaus, M. | Article in Journal | | 1973 |
| Carlow and Darwin: Ireland and the age of the earth debate [Part 1] | De Arce, M[iguel]McMillan, N[orman].D.Nevin, M[artin] | Article in Journal | | 2011 |
| Carrigallen parish in 1821 | McKiernan, Francis | Article in Journal | | 1962 |
| Castletown's Batty Langley Lodge | Morel, Thomas | Article in Journal | | 2014 |
| Census of First Monaghan Presbyterian Congregation, 1821 | McMahon, TheoO'Neill, Marie | Article in Journal | | 2006 |
| Census of Ireland 1821 : Co. Kerry fragment | Magee, Seán | Article in Journal | | 1997 |
| Challenge and conflict : essays in Irish Presbyterian history and doctrine | Haire, J. L. M. | Monograph or Collective Volume | [s.n.] | 1981 |
| Chalres Houben (1921-93) | O'Leary, Anthony | Article in Book | | 2013 |
| Clones rent roll, 1821 | Ó Mórdha, Pilip | Article in Journal | | 1988 |
| Co. Cork game licences in 1821 | Ffolliott, Rosemary | Article in Journal | | 1990 |
| Coade stone | Lemmen, Hans van | Monograph or Collective Volume | Shire | 2006 |
| Coade stone in Ireland | Ruch, John E. | Article in Journal | | 1970 |
| Collon Church, Co. Louth | Rountree, John | Article in Journal | | 2015 |
| Correspondence of Emily, Duchess of Leinster (1731-1814). Vol. 1, Letters of Emily, Duchess of Leinster, 1731-1814; James, 1st Duke of Leinster; Caroline Fox, Lady Holland; vol. 2, Letters of Lord Edward Fitzgerald and Lady Sarah Napier (née Lennox); vol. 3, Letters of Lady Louisa Conolly and William, marquis of Kildare (2nd duke of Leinster) | | Monograph or Collective Volume | The Stationery Office [for the Irish Manuscripts Commission] | 1957 |
| Crosserlough, Co. Cavan, 1821 census | Keogh, Marie | Monograph or Collective Volume | Dun Laoghaire Genealogical Society | 2000 |
| Cultivating a Love for Knowledge: Two hundred Years of the Belfast Natural History and Philosophical Society, 1821-2021 | | Monograph or Collective Volume | Belfast Natural History and Philosophical Society | 2023 |
| Cumann na nGaedheal : a new 'national party'? | Farrell, Mel | Article in Book | | 2015 |
| DAB's visit to Roscommon town in 1808 | Siggins, Albert | Article in Journal | | 1998 |
| David Haggart the murderer | Wheeler, Gordon | Article in Journal | | 1999 |
| Design and rule : women in the Irish countryside 1715-1831 | O'Kane, Finola | Article in Journal | | 2004 |
| Die Sprachenpolitik Karls des Grossen | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Diocese of Dublin and Glendalough : Booterstown and Carysfort : a parochial history 1821 to 1984 | Knaggs, Robert | Monograph or Collective Volume | Closeprint [printer] | 1984 |
| Diocese of Dublin, Glendalough and Kildare : Booterstown and Carysfort : a parochial history 1821 to 1971 | Knaggs, Robert | Monograph or Collective Volume | Robert Knaggs | 1971 |
| Dr. Robert Travers and the Wilde libel case | McCarthy, Muriel | Article in Journal | | 1997 |
| Dublin termini in Wicklow granite | Hussey, John | Article in Journal | | 2000 |
| Dun Laoghaire's great harbour | Horner, Arnold | Article in Journal | | 2013 |
| Early 19th-century Hacketstown | Shannon, James P. | Article in Journal | | 2020 |
| Early national schools in Kiltullagh | Jordan, Kieran | Article in Journal | | 1998 |
| Emergency legislation and agrarian disorder in Ireland, 1821-1841 | Crossman, Virginia | Article in Journal | | 1991 |
| Endeavour of a Liberal Viceroy: Richard, Marquess Wellesley in Ireland, 1821-1828 | McGuckian, Sile | Thesis | | 2016 |
| Extracts from the census of 1821 : Barony of Iverk (contd.) | Kelly, K. | Article in Journal | | 1978 |
| Extracts from the census of 1821 : barony of Iverk, parish of Pollrone | Kelly, K. | Article in Journal | | 1977 |
| Extracts from the census of 1821, barony of Iverk, county of Kilkenny | Kelly, Kathleen | Article in Journal | | 1976 |
| Extracts from the census of the city of Waterford, 1821 | Kelly, Kathleen | Article in Journal | | 1969 |
| Failed founding fathers and abandoned sources: Edward Williams, Thomas Stephens and the young J.E. Lloyd | Löffler, Marion | Article in Book | | 2013 |
| Fellowship of freedom : the United Irishmen and 1798 | Whelan, Kevin | Monograph or Collective Volume | Cork University Press | 1998 |
| Ford Madox Brown's "Work" (1865) : the Irish Question, Carlyle and the Great Famine | Hollander, Joel A. | Article in Journal | | 1997 |
| Ford Madox Brown's 'Work' (1865) | Spears, Royston | Article in Journal | | 2017 |
| Forgotten soldiers : the Irishmen shot at dawn | Walker, Stephen | Monograph or Collective Volume | Gill & Macmillan | 2007 |
| Forsaking their ówn flesh and blood'? Ulster unionism, Scotland and home rule, 1886-1914 | Dunn, Peter | Article in Journal | | 2010 |
| Francis Wakefield. Over-eager benefactor or misguided philanthropist | O'Reilly, Vincent | Article in Journal | | 2018 |
| From Kilmuckridges to the White River Valley : Irish Catholic settlement in Daviess County, Indiana, 1821-1850 | Gahan, Daniel | Article in Book | | 2007 |
| From Richard Lalor Sheil to Leon Pinsker : The Jewish Question, the Irish Question, and a genealogy of hebrewphobia | Gilman, Sander L. | Article in Book | | 2018 |
| From the memoirs of Richard Rorke | Rorke, Richard | Article in Journal | | 1981 |
| From Ulster to Canada : The life and times of Wilson Benson 1821 - 1911 | Houston, Cecil J.Smyth, W. J. (William James) | Monograph or Collective Volume | Ulster Historical Foundation | 2015 |
| Further extracts from the 1821 census for Monaghan and Louth | Moloney, Grace | Article in Journal | | 2011 |
| Gaelic-speaking Presbyterian ministers of Dundalk/Ballymascanlan | Johnston, Don | Article in Journal | | 2013 |
| Game licences for Co. Offaly and Co. Galway in 1821 | Ffolliott, Rosemary | Article in Journal | | 1985 |
| Game licences in Co. Clare, 1803-1821 | | Article in Journal | | 1982 |
| Game licences in Co. Limerick, 1802-1821 | Ffolliott, Rosemary | Article in Journal | | 1984 |
| General report on the Gosford estates in county Armagh 1821 (with an introduction by F.M.L. Thompson and D. Tierney) | Greig, W. | Monograph or Collective Volume | HMSO | 1976 |
| George IV and Canning | Hibbert, Christopher, 1924-2008 | Article in Journal | | 1973 |
| George Sandes of Listowel, land agent, magistrate and terror of north Kerry | MacMahon, Bryan, 1949- | Article in Journal | | 2003 |
| Gettysburg via Castlehackett: Colonel Patrick Kelly of the Irish Brigade | Higgins, Brendan | Article in Journal | | 2011 |
| Glimpse of a plantation town. 1821 in Ballyhaise, County Cavan | Morrison, Steven M. | Article in Journal | | 2017 |
| Great and awful earthquake in Ireland! Account of an ‘earthquake’ in Connemara in 1821 | Ó Luanaigh, Dónall | Article in Journal | | 1996 |
| H.C.Lawlor and the Excavations at Nendrum a Century ago | Roulston, William | Article in Book | | 2023 |
| Hearth tax, household size and Irish population change 1672-1821 | Daultrey, S.Dickson, DavidÓ Gráda, Cormac | Article in Journal | | 1982 |
| Hector Tyndale : Carlow's association with the American Civil War and the return of John Brown's body to his wife | Nevin, Martin | Article in Journal | | 1997 |
| Helen Dick Megaw 1907–2002 | Glazer, A. MichaelKelsey, Christine | Article in Book | | 2006 |
| Herald of hope : reflections on the life & spirit of Saint Charles of Mount Argus | OthersSpencer, Paul Francis | Monograph or Collective Volume | Ovada | 2007 |
| Heroes and villains : forgotten Irish stories | Mulcahy, Siobhán | Monograph or Collective Volume | Chomsky | 2004 |
| Hibernia's muses : the daughters of Thalia and Melpomene : portrait sketches of Irish women writers | Jackman, S. W. | Monograph or Collective Volume | Lutterworth Press | 2005 |
| Hibernian research on Italian volcanic rocks : the Mallet and Guiscardi/Haughton collections in Trinity College, Dublin, Ireland | Wyse Jackson, Patrick N. | Article in Book | | 1998 |
| History lessons | O'Donnell, Edward T. | Article in Journal | | 1984 |
| History of the insurrection in the four western counties of Pennsylvania | Findley, William, 1741?-1821 | Monograph or Collective Volume | S. H. Smith | 1796 |
| History of the Law family Dunboe, Maddybenny and New Brunswick | Nicholson, R.H. | Article in Journal | | 2001 |
| Household size and structure in two areas of Ireland, 1821 and 1911 | Carney, F. J. | Article in Book | | 1980 |
| How criminal were the Irish? bias in the detection of London currency crime, 1797-1821 | Crymble, Adam | Article in Journal | | 2018 |
| I'll tell you what : the life of Elizabeth Inchbald | Jenkins, Annibel | Monograph or Collective Volume | University Press of Kentucky | 2003 |
| Images of God : Northern Ireland and theology | O'Hanlon, Gerard | Article in Journal | | 1984 |
| In retrospect. Charles Darwin and his Dublin critics: Samuel Haughton and William Henry Harvey | Bowler, Peter J. | Article in Journal | | 2009 |
| In Retrospect. Replication of Foucault's pendulum experiment in Dublin | Lynch, Peter | Article in Journal | | 2016 |
| In search of common ground | Morrow, Duncan | Article in Book | | 1996 |
| In search of Irish saints : the peregrinatio pro Christo | Ní Mheara, Róisín | Monograph or Collective Volume | Four Courts | 1994 |
| In search of Lola Montez | Seymour, Bruce | Article in Journal | | 2014 |
| Inchicronan Parish and the 1821 census | Kennedy, Gerry | Article in Journal | | 2011 |
| International terrorism and counterterrorist legislation : the case study of post-9/11 Northern Ireland | Blackbourn, Jessie | Article in Journal | | 2009 |
| Ireland : the key to the British revolution | Reed, David | Monograph or Collective Volume | Larkin Publications | 1984 |
| Ireland and India : nationalism, empire and memory | Silvestri, Michael | Monograph or Collective Volume | Palgrave Macmillan | 2009 |
| Ireland during the Revolutionary and Napoleonic wars, 1793–1815 | Bartlett, Thomas | Article in Book | | 2018 |
| Irish historical statistics : population, 1821-1971 | | Monograph or Collective Volume | Royal Irish Academy | 1978 |
| Irish immigrants and the 'critical years' in eastern Toronto : the case of Montague township 1821-1881 | Lockwood, G. J. | Article in Journal | | 1984 |
| Irish immigrants and the critical years in eastern Ontario : the case of Montague township, 1821-1851 | Lockwood, G. J. | Article in Book | | 1989 |
| Irish links with Napoleon | Hayes, Richard Francis | Article in Journal | | 1946 |
| Irish military men serving Spain in North America in the 18th and 19th centuries | Sullivan, Eileen | Article in Journal | | 1999 |
| Irish population revisited 1687-1821 | Clarkson, L. A. (Leslie A.) | Article in Book | | 1982 |
| Irish Reproductive Loan Fund Institution (RLFI) | Fitzsimons, Fiona | Article in Journal | | 2021 |
| Irland, George Clare und die Kagran Gruppe | Bourke, Eoin | Article in Book | | 2006 |
| Is it time to ee-proscribe terrorist Oorganisations in Northern Ireland? | Wood, Steve | Article in Journal | | 2023 |
| Ishbel and the Empire : a biography of Lady Aberdeen | Shackleton, Doris French, 1918- | Monograph or Collective Volume | Dundurn Press | 1988 |
| It's part of what we are : some Irish contributors to the development of the chemical and physical sciences | Mollan, R. C. (R. Charles) | Monograph or Collective Volume | Royal Dublin Society | 2007 |
| Jack o'the castle : a letter from John Dunne to J.G.A. Prim | Anonymous | Article in Journal | | 1976 |
| Jacky Barrett | Jackson, Robert Wyse | Article in Journal | | 1943 |
| James Grove White's memorandum book, part one | Hajba, Anna-Maria | Article in Journal | | 1998 |
| James Grove White's Memorandum Book, part two | Hajba, Anna-Maria | Article in Journal | | 1999 |
| James Phelan : creating the fortune, creating the family | Walsh, James P. | Article in Journal | | 1992 |
| John Boylan, influential nineteenth-century Kilmore priest | Sullivan, Tom | Article in Journal | | 2012 |
| John Canon O'Hanlon : the man and his legacy | Fennelly, Teddy | Monograph or Collective Volume | Arderin Publishing Company | 2005 |
| John Francis Campbell, William Robertson and the collection of fianaigheachd tales and ballads in nineteenth-century Scotland | Gunderloch, Anja | Article in Book | | 2022 |
| John George Augustus Prim, 1821-75 | McEvoy, Frank | Article in Journal | | 1976 |
| John Grattan | | Article in Book | | 2023 |
| John Hamilton of Brownhall - Tenants of the Ballydermot Estate 1821-57 | Hanna, Sam | Article in Journal | | 2022 |
| John Murray and the building of the Dun laoghaire Martello Towers | Horner, Arnold | Article in Journal | | 2005 |
| John Rennie's documents relating to the planning of Dun Leary Harbour 1815-1816 | Horner, Arnold | Article in Journal | | 2006 |
| Jolies femmes/feisty women : the images of Edouard de Beaumont | Strumingher Schor, Laura | Article in Book | | 1995 |
| Journey through County Clare, August 1788 | Beaufort, Daniel Augustus | Article in Book | | 1998 |
| Keeping hope alive : Jane Elgee and Irish literature | Skwiat, Matthew | Article in Book | | 2016 |
| KiIllua in transformation | Hill, Judith | Article in Journal | | 2009 |
| King George IV : a reappraisal | Raymond, John | Article in Journal | | 1962 |
| Kommunikationsprobleme im lateinischen Mittelalter | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Lady Louisa Conolly : mistress of Castletown, 1759-1821 | Moore, Christopher | Article in Book | | 1987 |
| Lady Louisa Conolly, 1743-1821 : an Anglo-Irish biography | Fitzgerald, Brian | Monograph or Collective Volume | Staples | 1950 |
| Lady Morgan in Italy : a traveller with an agenda | Abbate Badin, Donatella | Article in Journal | | 2016 |
| Lageniensis | Scully, Tony | Article in Journal | | 2006 |
| Landlord William Scully | Socolofski, H. | Monograph or Collective Volume | University Press of Kansas | 1980 |
| Last flight of the Wild Geese? Bonaparte's Irish Legion, 1803-15 | Bartlett, Thomas | Article in Book | | 2006 |
| Latein als Schlüssel zur Welt des früheren Mittelalters? | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Latina lingua - sacra seu vulgaris ? | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Léarscáil Mhuscraí, Co. Chorcaí, A.D. 1821 | Ó Murchadha, Diarmuid | Article in Journal | | 1965 |
| Les langages en pays Celtiques | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Letters of John Rennie and John Rennie Jnr., engineers on the building of Howth harbour | Anonymous | Article in Journal | | 2008 |
| Life and adventures of Wilson Benson. Written by himself. | Benson, Wilson | Article in Book | [Hunter, Rose & co.] | 2015 |
| Life and times of William Findley | Ewing, Robert M. | Article in Journal | | 1919 |
| Life and work of William K. Sullivan | Wheeler, T. S. | Article in Journal | | 1945 |
| Local history from national census returns | Halpin, Thomas B. | Article in Journal | | 1997 |
| Lola Montez | Seton-Anderson, James | Article in Journal | | 1946 |
| Lola Montez | B., H. | Article in Journal | | 1948 |
| Lola Montez | Hudleston, C. Roy | Article in Journal | | 1946 |
| Lola Montez | Jones, E. H. S. | Article in Journal | | 1946 |
| Lola Montez | Wyndham, Horace | Article in Journal | | 1948 |
| Lola Montez | Bullock, H. | Article in Journal | | 1946 |
| Lola Montez : her life and conquests | Morton, James | Monograph or Collective Volume | Portrait | 2007 |
| Lola Montez down under | McCarthy, Michael | Article in Journal | | 1988 |
| Lord Edward's aunt : how Louisa Conolly and her sisters faced the rebellion | Burgess, Eleanor | Article in Book | | 1998 |
| Lord Selkirk and the Red River colony | Carter, George | Article in Journal | | 1968 |
| Loyalists in Northern Ireland : further thoughts on ‘pro‐state terror’ | Bruce, Steve | Article in Journal | | 1993 |
| Making use of communications theory | O'Donnell, Edward T. | Article in Journal | | 1984 |
| Master of the hounds and 'Father of the Turf': Tom Conolly and his equine exploits | McCarthy, Patricia | Article in Journal | | 2017 |
| Menace without mandate? is there any sympathy for “dissident” Irish Republicanism in Northern Ireland? | Evans, Jocelyn ; Tonge, Jonathan | Article in Journal | | 2012 |
| Miss Smith comes to Tipperary | Girouard, Mark | Article in Book | | 1992 |
| Monolingualism and Multilingualism in the 14th Century | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| More lives than one : the remarkable Wilde family through the generations | Hanberry, Gerard | Monograph or Collective Volume | Collins | 2011 |
| Mother of Oscar : the life of Jane Francesca Wilde | Melville, Joy | Monograph or Collective Volume | John Murray | 1994 |
| Mrs Conolly and Castletown 1720-1752 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Music and dancing at Castletown, County Kildare, 1759-1821 | Mullaney-Dignam, Karol | Monograph or Collective Volume | Four Courts | 2011 |
| Music masters' and 'musicianers ': census records and Irish music history, 1821-1911 | Mullaney-Dignam, Karol | Article in Book | | 2019 |
| Muttersprache und Literatursprache. Methodischer zur Situation in England im 12. Jahrhundert | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Myles Gerald Keon | Butler, James | Article in Journal | | 1951 |
| Napoleon agus Eirí-amach '98 | Ó Néill, Séamus | Article in Journal | | 1955 |
| Napoleon's doctors on St Helena : the Irish five | Wilson, D. J. | Article in Journal | | 1971 |
| Napoleon's Irish doctor | O'Connor, Hubert | Article in Journal | | 2009 |
| Napoleon's Irish Legion | McGarry, Stephen | Article in Journal | | 2014 |
| Napoleon's Irish legion, 1803-15 : the historical record | Clark, Brian | Article in Journal | | 1976 |
| Napoleon, Wellington and Cantillon | MacMahon, Bryan | Article in Journal | | 2014 |
| Native traditions and modern imperatives : Mexico and Ireland in the imagination of Ernie O'Malley | Kennedy, Róisín | Article in Book | | 2016 |
| New light in Castletown | Thorpe, Ruth | Article in Journal | | 2010 |
| Notes on the 1821 census of Lavery parish | Cunningham, Terence | Article in Journal | | 1960 |
| Noveishaya angliiskaya i Irlandskaya burzhuaznaya istoriografiya razdela Irlandii | Polyakova, E. Ya. | Article in Journal | | 1980 |
| O'Hanlon of 'The Irish Saints' | Carey, F. P. | Article in Journal | | 1955 |
| Obituary. Rev. George Robinson, M.A. | Johnson, W.F. | Article in Journal | | 1893 |
| Old coach roads from Dublin, 1745-1821 | Scudds, C. | Article in Journal | | 2001 |
| On the manners and customs of the ancient Irish : a series of lectures | O'Curry, Eugene | Monograph or Collective Volume | De Búrca | 1996 |
| Open dissent : an uncompromising view of the financial crisis | Soden, Mike | Monograph or Collective Volume | Blackhall Press | 2011 |
| Opposition to the payment of tithes in West Limerick 1821-1838 | Curlin, Gerard | Article in Journal | | 2006 |
| Parishes of County Londonderry, 1830, 1834, 1836. Vol. 1 : Arboe, Artrea, Ballinderry, Ballyscullion, Magherafelt, Termoneeny | | Monograph or Collective Volume | Institute of Irish Studies in association with the Royal Irish Academy | 1990 |
| Parishes of County Londonderry, XI : 1821, 1833, 1836-7 : South Londonderry | | Monograph or Collective Volume | Institute of Irish Studies in association with the Royal Irish Academy | 1995 |
| Parishes of County Tyrone, 1821, 1823, 1831-6. Vol. 1 : North, West and South Tyrone | | Monograph or Collective Volume | Institute of Irish Studies in association with the Royal Irish Academy | 1990 |
| Pastorini and Captain Rock : millenarianism and sectarianism in the Rockite movement of 1821-4 | Donnelly, James S., Jr. | Article in Book | | 1983 |
| Patriotism, pedagogy and profit: Galbraith and Haughton's"Mathematical Series" (1851-91) | DeArce, MiguelMcMillan, Norman D.Wyse Jackson, Patrick | Article in Journal | | 2015 |
| Patterns of education in the parish of Oughteragh, 1821 to 1871 | Meehan, Marie | Article in Journal | | 1981 |
| Piss-pots, printers and public opinion in eighteenth-century Dublin : Richard Twiss's Tour in Dublin | Powell, Martyn J. | Monograph or Collective Volume | Four Courts | 2009 |
| Poetry by women in Ireland : a critical anthology 1870-1970 | | Monograph or Collective Volume | Liverpool University Press | 2012 |
| Population change and urbanisation, 1821-1911 | Clarkson, L. A. (Leslie A.) | Article in Book | | 1985 |
| 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 |
| Public and private improvements in eighteenth century Ireland : the case of the Conynghams of Slane, 1703-1821 | Hurley, Livia | Thesis | | 2008 |
| Public opinion and the railway rates question in 1886 | Williams, P. M. | Article in Journal | | 1952 |
| Public Record Office of Northern Ireland : recent accessions of interest to the social and economic historian | Anonymous | Article in Journal | | 2000 |
| Public support for political violence and paramilitarism in Northern Ireland and the Republic of Ireland | Hayes, Bernadette C. ; McAllister, Ian | Article in Journal | | 2005 |
| Railroading: the 19th century art of claiming compensation | Haines, Keith | Article in Journal | | 2001 |
| Reading lessons : famine and the Nation, 1845-1849 | Ryder, Sean | Article in Book | | 1996 |
| Rebel Prods : the forgotten story of Protestant radical nationalists and the 1916 Rising | Jones, Valerie | Monograph or Collective Volume | Ashfield Press | 2016 |
| Religious conciliation, sectarianism and the public sphere : Dublin politics in the early 1820s | Katsuta, Shunsuke | Article in Book | | 2006 |
| Rentals and reports of the Kane estate, Errigal Truagh, Co. Monaghan, 1764-1821 | McMahon, TheoO'Neill, Brendan | Article in Journal | | 1990 |
| Report of Mulvihill trial, March 21, 1821 in 'Kerry Evening Post' Wednesday, March 25, 1829, page 3, column 2 | Russell, Mary | Article in Journal | | 2003 |
| Report on a Faction Fight near Connonagh | Daly, Eugene | Article in Journal | | 2013 |
| Rev. Daniel A. Beaufort's tour of Kerry, 1788 | Lyne, Gerard J. | Article in Journal | | 1985 |
| Rev. Samuel Haughton, M.D., S.F.T.C.D., F.R.S. | Close, M.H. | Article in Journal | | 1898 |
| Reverend Charles Gillis (1821-1903) | McSparran, Malachy | Article in Journal | | 2004 |
| Richard Twiss's A Tour of Ireland in 1775 (London, 1776) - the missing pages and some other notes | Hyland, CalKelly, James, 1959- | Article in Journal | | 1998 |
| Robbery at Crowcastle : January 1820 | Langan, Pauline | Article in Journal | | 2004 |
| Robert agus Roger Francis Cooke : sagairt nua-aimseartha sa naoú haois déag | Ó Cadhla, Breandán | Article in Journal | | 2013 |
| Robert Hood | Burant, Jim | Article in Journal | | 2016 |
| Robert O'Hara Burke : the celebrated Australian explorer | Henry, William | Article in Book | | 2003 |
| Robert O'Hara Burke, the great Australian explorer | Henry, William | Article in Journal | | 1998 |
| Robert Shipboy MacAdam | | Article in Book | | 2023 |
| Romantic revolutionary Irishwomen : women, Young Ireland and 1848 | Cannavan, Jan | Article in Book | | 1997 |
| Royal visits to Dublin, 1821-1911: Pier, procession, Presence Chamber | Milligan, Kathryn | Article in Book | | 2017 |
| Samuel Haughton | McMillan, NormanSpearman, David | Article in Journal | | 2005 |
| Samuel Haughton : Victorian polymath | Spearman, David | Monograph or Collective Volume | Royal Irish Academy | 2002 |
| Samuel Haughton, 1821-1897 | McMillan, Norman | Article in Book | | 2003 |
| Samuel Haughton, address at the commemorative service in Killeshin Church, Graiguecullen, Carlow | Spearman, David | Article in Journal | | 1998 |
| Sarah Siddons : portrait of an actress | Manvell, Arnold Roger, 1909-1987 | Monograph or Collective Volume | Heinemann | 1970 |
| Schools and conflict | Murray, Dominic | Article in Book | | 1983 |
| Science in its local context : the Belfast natural history and philosophical society | Bayles, Ruth Bowman | Thesis | | 2005 |
| Seán Ó hUadhaigh. Renaming Kingstown in 1920 | Smith, Brian | Article in Journal | | 2020 |
| Shanroe barrack (1795-18210 | Murray, L. P. | Article in Journal | | 1939 |
| Snapshot of a parish before the Famine. An analysis of the 1833 tithe records of Derrygrath, Co. Tipperary | Keating, John | Article in Journal | | 2021 |
| Some broadsides, chiefly from Cork, 1709-1821 | Fenning, Hugh | Article in Journal | | 1996 |
| Some county Monaghan abstracts from the1821 census | McMahon, Theo | Article in Journal | | 1991 |
| Some noteworthy Cork contributions to the pursuit of knowledge in relation to soils and agriculture | Collins, J.F. | Article in Journal | | 2010 |
| Some Trim Townlands, 1821-1911 | Wynne, Aileen | Article in Journal | | 2024 |
| Speranza | Anonymous | Article in Journal | | 1978 |
| Speranza : a biography of Lady Wilde | Wyndham, Horace | Monograph or Collective Volume | Boardman | 1951 |
| Speranza an ancestor for a woman poet in 2000 | Ní Chuilleanáin, Eilean | Article in Book | | 2003 |
| Sprachliche Untersuchung der Kosmographie des Aethicus Ister | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| St John's Church, Kill bicentenary 1821-2021 | McCabe, Brian | Monograph or Collective Volume | St John's and Naas Union of Parishes | 2021 |
| St Peter's Cemetery : some notable personalities | Durnin, Peter | Article in Journal | | 2004 |
| St. Brigid's Church Kill, County Kildare : celebrating 200 years 1821-2021 | | Monograph or Collective Volume | St. Brigid's Church | 2021 |
| St. Mary’s Church of Ireland Shinrone | Committee members | Monograph or Collective Volume | St. Mary’s Church of Ireland Shinrone | 2020 |
| Status symmetry effect : the association of exposure and PTS in Israel-Palestine and Northern Ireland | Hirsch-Hoefler, Sivan ; Vashdi, Dana R. ; Lowe, Robert D. ; Muldoon, Orla ; Hobfoll, Stevan E. ; Canetti, Daphna | Article in Journal | | 2021 |
| Studies in Medieval Language and Culture | Richter, Michael, 1943-2011 | Monograph or Collective Volume | Four Courts Press | 1995 |
| Survey, valuation and census of the Barony of Portnehinch, compiled in the year 1819 | Mason, W. S. | Monograph or Collective Volume | | 1821 |
| Tactile learning: the making of an attitude | Shotton, Elizabeth | Article in Journal | | 2015 |
| Tears and blood : Lady Wilde and the emergence of Irish cultural nationalism | Howes, Marjorie | Article in Book | | 1998 |
| Thaddeus O'Mahony (1821-1903) : údar agus ollamh | Breathnach, DiarmuidNí Mhurchú, Máire | Article in Journal | | 2001 |
| The 1821 census of Kiltullagh | Duane, John | Article in Book | | 2000 |
| The 1821 census returns for the parishes of Aglish and Portnascully, Co. Kilkenny | Ffolliott, RosemaryWalsh Kelly, E. | Article in Journal | | 1976 |
| The 1821 census returns for the parishes of Aglish and Portnascully, Co. Kilkenny | Ffolliott, RosemaryWalsh Kelly, E. | Article in Journal | | 1976 |
| The 1821 census returns in the Carrigan manuscripts | Ó Fearghail, Feargus | Article in Journal | | 2004 |
| The 1821-22 incident in Murroe | Tierney, Mark | Article in Journal | | 1963 |
| The 18th-century Irish sugar and slave trade at St. Croix, Danish West Indies | Power, Orla | Article in Book | | 2010 |
| The Architecture of the Old Museum | Patton, Marcus | Article in Book | | 2023 |
| The Belfast Natural History and Philosophical Society, centenary volume, 1821-1921 | | Monograph or Collective Volume | [s.n.] | 1924 |
| The Belmont boys | Fitzgerald, Michael | Article in Journal | | 2020 |
| The brothers and sisters of Oscar Wilde. | Froggatt, Peter | Article in Journal | | 2014 |
| The building of Dun Laoghaire Harbour | Scudds, Colin | Article in Journal | | 2011 |
| The Catholic Directory for 1821 | Cunningham, P. | Article in Journal | | 1960 |
| The census of Ireland, 1821-1911 : general reports and extracts | Jordan, Thomas Edward | Monograph or Collective Volume | Edwin Mellen Press | 1998 |
| The centenary of Rev. Sylvester Malone, great Catholic and great citizen | O'Brien, Denis R. | Article in Journal | | 1921 |
| The confederation of Kilkenny and Catholic Europe | Doyle, S. | Article in Journal | | 1957 |
| The Congregational church in Mallow | Rutherford, Colman | Article in Journal | | 2012 |
| The conservation of the Romanesque portal at Killaloe : exposing the history of one of Clare's finest carved doorways | Ellis, JasonMoss, Rachel | Article in Journal | | 1999 |
| The Cumberland County, Pennsylvania, militia in the revolution | O'Brien, Michael J. | Article in Journal | | 1922 |
| The destruction of the Public Record Office in 1922 and the surviving census and census substitute records of County Cavan 1821-1911 | McShane, Michael | Article in Journal | | 2022 |
| The East Window at Collon Church of Ireland | Rountree, John | Article in Journal | | 2021 |
| The emergence and submergence of Irish socialism, 1821-1851 | Geoghegan, Vincent | Article in Book | | 1993 |
| The emperor and the Irishman : Napoleon and Dr Barry O'Meara on St Helena | O'Connor, Hubert | Monograph or Collective Volume | A. & A. Farmar | 2008 |
| The exhibition in Dublin of Gericault's 'Raft of the Medusa' | McEvansoneya, Philip | Article in Journal | | 2008 |
| The Founding President: James Lawson Drummond | Evans, Alun | Article in Book | | 2023 |
| The Henry Library : from Tuam to Galway | Ó hAodha, Ruairí | Article in Journal | | 2012 |
| The history of the Castletown collections, 1720-1960 | O'Boyle, Aidan | Article in Journal | | 2017 |
| The history of the suppressed Irish College, Rome, part I: 1798-1808 | Korten, Christopher | Article in Journal | | 2014 |
| The hopeful traveller : the life and times of Daniel Augustus Beaufort LL.D. 1739-1821 | Ellison, C. C. | Monograph or Collective Volume | Boethius Press | 1987 |
| The international dimensions of terrorism in Ireland | McKinley, Michael | Article in Book | | 1984 |
| The introduction of alphabetic writing to Ireland : implications and consequences | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| The Irish saint and scholar : a biography of William Kelly, 1821-1906 | | Monograph or Collective Volume | Chapter Two | 2004 |
| The Irish with Napoleon | Somers, Fred | Article in Journal | | 1944 |
| The Journal of Thomas Moore. Volume 2. 1821-1825 | | Monograph or Collective Volume | University of Delaware Press|Associated University Presses | 1984 |
| The life and adventures of two Drogheda Fenians, Patrick Leonard and John Francis Nugent | Matthews, Brendan | Article in Journal | | 2013 |
| The lives of the poor in Cahir in 1821 | Luddy, Maria | Article in Journal | | 1991 |
| The lives of the poor in Fethard in 1821 | Luddy, Maria | Article in Journal | | 1990 |
| The marriage of Thomas Wyse and Lelitia Bonaparte | Holt, Eileen | Article in Journal | | 1979 |
| The murder of Thomas Hoskins [July 1821] | Dore, M. | Article in Journal | | 1983 |
| The old waterworks, Dyke Road | Burke, Redmond | Article in Journal | | 2012 |
| The other close at hand : Gerald of Wales and the "Marvels of the West" | Mittman, Asa Simon, 1976- | Article in Book | | 2003 |
| The Paddy camps : the Irish of Lowell, 1821-61 | Mitchell, Brian | Monograph or Collective Volume | University of Illinois Press | 1988 |
| The paper pounds of 1797-1821 : a co-integration analysis | Ó Gráda, Cormac | Monograph or Collective Volume | University College Dublin Department of Political Economy | 1989 |
| The parallel lives of Joseph Allen Galbraith (1818-90) and Samuel Haughton (1821-97): religion, friendship, scholarship and politics in Victorian Ireland | DeArce, Miguel | Article in Journal | | 2012 |
| The passion of peace | McKeown, Ciaran | Monograph or Collective Volume | Blackstaff Press | 1984 |
| The persistance of vision : picturing eviction in the nineteenth century | Mark-FitzGerald, Emily | Article in Book | | 2016 |
| The politics of security : a study of the official reaction to rural unrest in Ireland 1821-41 | Crossman, Virginia | Thesis | | |
| The Portarlington connection with the Peninsular War, the Battle of Waterloo and the defeat of Napoleon | Mathews, R.G. | Article in Journal | | 2010 |
| The Post Office steam packets, 1821-36, and the development of shipping on the Irish Sea | Bagwell, Philip | Article in Journal | | 1971 |
| The progress of George IV through Dublin : being a letter from Hor. Townsend to Mr. Digby Daunt, of Kinsale, in 1821 | Anonymous | Article in Journal | | 1933 |
| The reality of Latin civilization in medieval Europe | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| The regional variation in emigration from Ireland between 1821 and 1841 | Cousens, S. H. | Article in Journal | | 1965 |
| The Reids of Ramelton, Jamaica, Glasgow and Belfastr | Scott, Dermot | Article in Journal | | 2021 |
| The Rev. Samuel Haughton : a man of great erudition and a determined opponent of the theory of evolution | McMillan, N. D. | Article in Journal | | 1983 |
| The Rev. Samuel Haughton S.F.T.C.D. P.R.I.A. FRS. | McMillan, Norman | Article in Journal | | 2002 |
| The Rev. Samuel Haughton. Part 2 | McMillan, Norman | Article in Journal | | 1981 |
| The Rockite uprising in Co. Limerick, 1821 | Feeley, Pat | Article in Journal | | 1987 |
| The Rose estate, Tydavnet, county Monaghan | McMahon, Theo | Article in Journal | | 2004 |
| The Second Reformation in nineteenth century Meath: the Irish Society, its schools, teachers and scholars, 1821-39 | Rogan, Marion | Article in Journal | | 2021 |
| The Seven Other 'Youthful founders' of the Society | | Article in Book | | 2023 |
| The sources for the early history of Ireland, ecclesiastical | Kenney, J. F. (James Francis) | Monograph or Collective Volume | Four Courts | 1993 |
| THe Start of the Ethnographic collection in the Old Museum and its Expansion in the Years 1834-1910 | Glover, Winifred | Article in Book | | 2023 |
| The Tenant League and the general election of 1852 in counties Tyrone and Monaghan | McBride, Josephine | Article in Journal | | 2016 |
| The townland of Callaghane in 1821 | Walton, J. C. | Article in Journal | | 1981 |
| The Ulster museum | McCutcheon, W. A. | Article in Journal | | 1980 |
| The Well Road | Gallagher, Frank | Article in Journal | | 2000 |
| Ther Dublin District Surveyors, 1844-1924 | O'Donoghue, Brendan | Article in Journal | | 2019 |
| Thomas Henry Kavanagh, VC | Caomhánach, Mícheál Mac Murchadha | Article in Journal | | 1996 |
| Thomas Henry Kavanagh, Victoria Cross | Kavanagh, Jimmy | Article in Journal | | 2003 |
| Thomas Moore's wild song : the 1821 Irish Melodies | Campbell, M. | Article in Journal | | 2000 |
| To heal the broken hearted : the life of Saint Charles of Mount Argus | Spencer, Paul Francis | Monograph or Collective Volume | Ovada | 2007 |
| Tobias Switzer and Charlotte Watson : Dunboy Gate Lodge | O'Dwyer, Riobard | Article in Journal | | 1989 |
| Towards a methodology of historical sociolinguistics | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Towards an acceptable level of violence : institutional lessons from Northern Ireland | Brownlow, Graham | Article in Journal | | 2012 |
| Trades and manufactories in Limerick, 1821-41 | Devery, Kieran | Article in Book | | 2003 |
| Troubled waters : high art and popular culture, Dublin, 1821 | O'Sullivan, Niamh | Article in Book | | 2010 |
| Two lists of persons resident in the vicinity of Newcastle, Co. Limerick, in 1793 and 1821 | Ffolliott, Rosemary | Article in Journal | | 1984 |
| Ulster's Uncertain Defenders | Nelson, Sarah | Monograph or Collective Volume | Appletree Press | 1984 |
| Unpacking violent contention : the troubles in Northern Ireland, 1968-1972 | De Fazio, Gianluca | Article in Journal | | 2020 |
| Urbanitas-Rusticitas: Linguistic Aspects of a Medieval Dichotomy | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Victims of terrorism and political violence : identity, needs, and service delivery in Northern Ireland and Great Britain | Lynch, Orla ; Argomaniz, Javier | Article in Journal | | 2017 |
| Was Bonaparte in the GPO? The legend of Napoleon in Irish history, 1796–1916 | Bartlett, Thomas | Article in Book | | 2017 |
| Waterford printing, 1821-1900 | Ó Casaide, Séamus | Article in Journal | | 1939 |
| Waterford printing, 1821-1900 | Dix, E. R. McC. (Ernest Reginald McClintock), 1857-1936 | Article in Journal | | 1940 |
| When crowbar & bayonet ruled : the Land War on the Belcarra estate of Harriet Gardiner & Susanna Pringle, 1879-1910 | O'Connor, James R.O'Connor, Michael M. | Monograph or Collective Volume | Original Writing | 2013 |
| When George IV visited Ireland | Hyde, Harford Montgomery | Article in Journal | | 1937 |
| Whiteboys, Wellesley and the Brampton Men | Harrison, Jennifer | Article in Book | | 1996 |
| William Connor Magee, the Church of England and the Church of Ireland | Megahey, Alan | Article in Book | | 2006 |
| William Crolly, archbishop of Armagh, 1835-1849 | Macaulay, Ambrose | Monograph or Collective Volume | Four Courts | 1994 |
| William Findley from west of the mountains : a politician in Pennsylvania, 1783-1791 | Caldwell, John, 1926- | Monograph or Collective Volume | Red Apple | 2000 |
| William Findley from west of the mountains : Congressman, 1791-1821 | Caldwell, John, 1926- | Monograph or Collective Volume | Red Apple | 2002 |
| William Findley in Pennsylvania politics | Schramm, Callista | Article in Journal | | 1937 |
| William Larkin and the mapping of County Leitrim in the early nineteenth century | Horner, Arnold | Article in Book | | 2019 |
| William Neilson DD MRIA (1774-1821) | Ó Saothraí, Séamus | Article in Journal | | 1989 |
| Witchcraft belief and trials in early modern Ireland | Sneddon, Andrew | Article in Journal | | 2012 |
| Women in Mayo, 1821-51 : a historical perspective | Langan-Egan, Maureen | Monograph or Collective Volume | The author | 1986 |
| Woulfe Flanagan - the Sligo connection | Mc Terrnan, John C. | Article in Journal | | 2015 |
| Writing the vernacular and the formation of the medieval West | Richter, Michael, 1943-2011 | Article in Book | Four Courts Press | 1995 |
| Youth unemployment and the ideology of control in Northern Ireland | McCullagh, Michael | Article in Book | | 1984 |
| ‘All our joys will be complated’ : the visit of George IV to Ireland, 1821 | Holton, Karina | Article in Journal | | 2020 |
| ‘“Ní mhaireann cnoc dar chruthaigh Dia ann”: Seán Ó Ríordáin, Fyodor Dostoevsky, agus ceisteanna moráltachta’ | Ní Churtáin, Ríona | Article in Book | | 2022 |
| “The movement moves against you” : coercive spoiler management in the Northern Ireland Peace Process | Trumbore, Peter F. | Article in Journal | | 2018 |