| A failure of leadership? Bishop Edward Staples and the Reformation in Meath, 1529-1554 | Scott, Brendan | Article in Book | | 2015 |
| A political history of the Church of Ireland, 1801-45 | Brynn, Edward Paul | Thesis | | 1968 |
| A postscript to 1798: five letters of Myles Prendergast O.S.A. | Keogh, Dáire | Article in Journal | | 2009 |
| Absolutions and acts of disobedience : excommunication and society in fourteenth-century Armagh | Gundacker, Jay | Article in Journal | | 2009 |
| Bishops in contention : secular and ecclesiastical politics in later sixteenth-century Clogher | Lennon, Colm | Article in Journal | | 2006 |
| Church and politics, c.750-c.1100 | Byrne, J. F. | Article in Book | | 2005 |
| Church and polity in pre-Norman Ireland : the case of Glendalough | Mac Shamhráin, Ailbhe | Monograph or Collective Volume | An Sagart | 1996 |
| Church and polity in pre-Norman Ireland: the case of Glendalough | McGovern, Alan James | Thesis | | 1995 |
| Contending coarbs:"Cindus fuair Mlaise in Bealach?" | Smith, Peter J. | Article in Journal | | 2014 |
| Contrasting similarities : Bishops Troy and Lisovskii in Ireland and Belorussia in the age of the French Revolution | Flynn, James T. | Article in Journal | | 2001 |
| Dr Cullen's appointment to Armagh 1849 | Macaulay, Ambrose | Article in Journal | | 1980 |
| Empire, religion and revolution in early Virginia, 1607-1786 | Bell, James | Monograph or Collective Volume | | 2013 |
| Fr. John Flatley (1846-1929) - Turbulent priest | McGinley, Michael | Article in Journal | | 2012 |
| James Doyle (J.K.L.), bishop of Kildare and Leighlin, and the Roman Catholic relief movement, 1822-5 | Power, Conleth J. | Thesis | | 1968 |
| Metropolitan ambitions and politics : Kells-Mellifont and Man & the Isles | Beuermann, Ian | Article in Journal | | 2002 |
| Nicholas Wiseman, ecclesiastical politics and Anglo-Irish relations in the mid nineteenth century | Rafferty, Oliver P. | Article in Journal | | 1993 |
| Patrick Dorrian, bishop of Down and Connor, 1865-1885 | Macaulay, Ambrose | Monograph or Collective Volume | Irish Academic Press | 1987 |
| Politics, interdenominational relations and education in the public ministry of Bishop James Doyle of Kildare and Leighlin, 1786-1834 | McGrath, Thomas | Monograph or Collective Volume | Four Courts | 1999 |
| Religion, culture and values : a cross-cultural analysis of motivational factors in Native Irish and American Irish Catholicism | Biever, Bruce Francis | Monograph or Collective Volume | Arno Press | 1976 |
| Religious renewal and reform in the pastoral ministry of Bishop James Doyle of Kildare and Leighlin | McGrath, Thomas | Monograph or Collective Volume | Four Courts | 1998 |
| Religious renewal and reform in the pastoral ministry of James Doyle, O.S.A., bishop of Kildare and Leighlin, 1819-1834 | McGrath, Thomas G. | Thesis | | 1987 |
| Scripture politics : selections from the writings of William Steel Dickson : the most influential United Irishman of the north | Clifford, BrendanDickson, William Steel | Monograph or Collective Volume | Athol | 1991 |
| Seán Mac hÉil, ardeaspag agus conspóidí : athbhreithniú | Ó Tuathaigh, M. A. G. (Gearóid) | Article in Book | | 1983 |
| Strange sermons, 1840-41 : a turbulent priest in Barndarrig and Kilbride | Hannigan, Ken | Article in Journal | | 2015 |
| Swift as an ecclesiastical statesman | Beckett, J. C. (James Camlin) | Article in Book | | 1949 |
| Swords and district : the political and ecclesiastical background, fifth to twelfth centuries | Mac Shamhráin, Ailbhe | Article in Book | | 2016 |
| The annals of John de Pembridge as a source for the history of Dublin and its hinterland | Williams, Bernadette | Article in Book | | 2023 |
| The appointments of the archbishops of Armagh in the nineteenth century | Macaulay, Ambrose | Monograph or Collective Volume | Cumann Seanchais Ard Mhacha | 2008 |
| The attitude of contemporary Irish historical writers towards Rinuccini's excommunication of the supporters of the cessation with Inchiquin to the outbreak of the Remonsttrance controversy | Corish, P.J., Rev. | Thesis | | 1952 |
| The biblical chronology of James Ussher | McCarthy, D. P. | Article in Journal | | 1997 |
| The case of the incorrigible canon: Dublin's first heresy conviction, 1310, and the rivalry between its cathedral chapters | Callan, Maeve B. | Article in Journal | | 2013 |
| The Church and the two nations in medieval Ireland | Watt, J. A. | Monograph or Collective Volume | University P. | 1970 |
| The diocese of Lismore, 1801-69 | MacCarthy, R. B. (Robert B.) | Monograph or Collective Volume | Four Courts | 2008 |
| The early Irish churches : some aspects of organization | Ó Corráin, Donnchadh | Article in Book | | 1981 |
| The Holy See, British policy and the plan of campaign in Ireland, 1885-93 | Macaulay, Ambrose | Monograph or Collective Volume | Four Courts | 2002 |
| The Maher-Crolly controversy, 1850 | Macaulay, Ambrose | Article in Journal | | 1984 |
| The political and religious thought of Florence Conry and Hugh McCaughwell | Mac Craith, Mícheál | Article in Book | | 2005 |
| The Roman Catholic Church and the Irish Civil War | Murray, Patrick | Article in Journal | | 2015 |
| The templars, the witch and the wild Irish: vengeance and heresy in Medieval Ireland | Callan, Maeve Brigid | Monograph or Collective Volume | Four Courts Press | 2015 |
| The Tudor diocese of Dublin: episcopal, government, ecclesiastical plticas and the enforcement of the Reformation, 1534-1590 | Murray, James | Thesis | | 1997 |
| The two cathedral chapters of medieval Dublin and their mutual relations, from the foundation of Holy Trinity (c.1030) to the death of Archbishop Bicknor (1349) | Hand, Geoffrey J. | Thesis | | 1954 |
| The Uí Briain, the De Burgos and the Hiberno-Norman settlement of Limerick | Swift, Catherine | Article in Journal | | 2017 |
| Union of the dioceses of Glendaloch and Dublin in 1216 | Ronan, Myles V. (Myles Vincent) | Article in Journal | | 1930 |
| Vir Apostolicus : St. Peter and the claim of apostolicity in early medieval Ireland | Picard, Jean-Michel | Article in Book | | 2015 |
| Why were there so few papal provisions in thirteenth-century Dublin? | Smith, Thomas W. | Article in Book | | 2020 |
| ‘Suitable men of good repute’ and a ‘public fornicator’: the many priors of St John’s hospital in Dublin | O’ Keeffe, Grace | Article in Book | | 2023 |