Catholic Dioceses

in

Ireland

Ireland
by Typeby Nameby Ecclesiastical ProvinceVacantFormer
Ecclesiastical Provinces (4)AscendingTypeChurches and Bishops
Metr. Archdiocese ArmaghMetr. ArchdioceseCathedral Church of St Patrick National Shrine of St Oliver Plunkett Archbishop Eamon Martin (64) Bishop Michael Router (60) Cardinal Seán Baptist Brady (86) Also covers Ireland Ireland.
Diocese Ardagh (–Clonmacnois)DioceseSt Mel’s Cathedral Bishop Paul Connell (67) Bishop Colm O’Reilly (90)
Diocese ClogherDioceseSt Macartan’s Cathedral Basilica of St Patrick Bishop Lawrence Duffy (73) Bishop Joseph Duffy (91) Also covers Northern Ireland Northern Ireland.
Diocese DerryDioceseSt Eugene’s Cathedral Bishop Donal McKeown (75) Also covers Ireland Ireland.
Diocese Down and ConnorDioceseSt Peter’s Cathedral Bishop Alexander Aloysius McGuckian, S.J. (72) Seat in Northern Ireland Northern Ireland, not covering Ireland.
Diocese DromoreDioceseSt Patrick and St Colman’s Cathedral Church of St Mary Archbishop Eamon Martin (64) Bishop John McAreavey (76) Seat in Northern Ireland Northern Ireland, not covering Ireland.
Diocese KilmoreDioceseCathedral of St Patrick and St Felim Bishop Martin Hayes (66) Bishop Philip Leo O’Reilly (81) Also covers Northern Ireland Northern Ireland.
Diocese MeathDioceseCathedral of Christ the King Church of the Immaculate Conception Bishop Thomas Deenihan (58) Bishop Michael Smith (85)
Diocese RaphoeDioceseCathedral of Saints Eunan and Columba Bishop Niall Coll (62) Bishop Philip Boyce, O.C.D. (85)
Metr. Archdiocese Cashel and EmlyMetr. ArchdioceseCathedral of the Assumption Church of St Ailbe Archbishop Kieran O’Reilly, S.M.A. (73) Archbishop Dermot Clifford (86) united æque principaliter with Emly 2015.01.26
Diocese CloyneDioceseCathedral of St Colman Bishop William Crean (73) Bishop John Magee, S.P.S. (89)
Diocese Cork and RossDioceseCathedral of St Mary and St Anne Cathedral of St Patrick Bishop Fintan Gavin (59) Bishop John Buckley (86) United æque principaliter with Ross 1650–1747.12.10, 1958.04.19–
Diocese KerryDioceseCathedral of St Mary of the Assumption Bishop Raymond Anthony Browne (68) Bishop William Murphy (89)
Diocese KillaloeDioceseCathedral of Ss Peter and Paul Bishop Fintan Monahan (58)
Diocese LimerickDioceseCathedral of St John the Baptist Bishop Brendan Leahy (65)
Diocese Waterford and LismoreDioceseCathedral of the Most Holy Trinity Bishop Alphonsus Cullinan (66)
Metr. Archdiocese DublinMetr. ArchdioceseSt Mary’s Cathedral Archbishop Dermot Pius Farrell (70) Bishop Paul Dempsey (54) Bishop Donal Roche (67) Archbishop Diarmuid Martin (80) Bishop Eamonn Oliver Walsh (81) Bishop Raymond W. Field (81)
Diocese FernsDioceseSt Aidan’s Cathedral Bishop Gerard Nash (66) Bishop Denis Brennan (80)
Diocese Kildare and LeighlinDioceseCathedral of the Assumption Bishop Denis Nulty (62)
Diocese OssoryDioceseCathedral of St Mary of the Assumption
Metr. Archdiocese TuamMetr. ArchdioceseCathedral of the Assumption of the Blessed Virgin Mary Basilica Shrine of Our Lady of Knock Queen of Ireland Archbishop Francis Duffy (67) Archbishop Michael Neary (79)
Diocese AchonryDioceseCathedral of the Annunciation and St Nathy Bishop Kevin Peter Doran (72)
Diocese ClonfertDioceseCathedral of St Brendan Bishop Michael Duignan (55) Bishop John Kirby (87)
Diocese ElphinDioceseCathedral of the Immaculate Conception Bishop Kevin Peter Doran (72)
Diocese Galway and Kilmacduagh (–Kilfenora)DioceseCathedral of Our Lady Assumed into Heaven and St Nicholas Bishop Michael Duignan (55) Bishop Brendan Kelly (79)
Diocese KillalaDioceseSt Muredach’s Cathedral Archbishop Francis Duffy (67) Bishop John Fleming (77)

Titular Episcopal Sees (16, 2 united): Ardcarne, Ardmore, Ath Truim, Ceanannus Mór, Cell Ausaille, Clonmacnois (united), Cluain Iraird, Cunga Féichin, Domnach Sechnaill, Duleek, Eanach Dúin, Glenndálocha, Inis Cathaig, Kilfenora (united), Louth, Mayo, Roscrea, Slebte

Last updated on 2025.11.14

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