Killaloe (Diocese) [Catholic-Hierarchy]

Past and Present Ordinaries

Cornelius O’Heney † ( 1212 Appointed - 1216 Died)
Robert Travers † ( 1217 Appointed - 1218 Resigned)
Donald O’Heney † ( 1221 Appointed - )
Donald O’Kennedy † ( 1231 Appointed - 1252 Died)
Isaac O’Cormacan † (21 Jun 1253 Appointed - )
Matthew O’Hogain † (10 Nov 1267 Appointed - Aug 1281 Died)
Maurice O’Hogain † (23 Nov 1281 Appointed - 1298 Died)
David MacMathgmna (MacMahon) † ( 1299 Appointed - 1316 Died)
Thomas O’Cormacain † (2 Jul 1317 Appointed - 31 Jul 1322 Died)
Benedict O’Coscry † ( 1322 Appointed - 1325 Died)
David MacBrien † (25 May 1326 Appointed - Dec 1342 Died)
Thomas O’Hogan † ( 1343 Appointed - 30 Oct 1354 Died)
Tomas Cormachain † (27 May 1355 Appointed - 1382 Died)
Matthew MacGrath † ( 1389 Appointed - )
Donat MacRaith † (20 May 1400 Appointed - )
Robert de Mulfield, O. Cist. † (11 Sep 1409 Appointed - )
Eugene O’Falan † (6 Jul 1418 Appointed - 1423 Resigned)
Thady MacGrath † (25 Oct 1423 Appointed - )
James O’Lonergan † (9 Dec 1429 Appointed - )
Donato O’Brien † (26 Jul 1443 Appointed - )
Thaddeus MacRaith † (17 Oct 1460 Confirmed - 1463 Died)
Matthias O’Griffith † (23 May 1463 Appointed - Sep 1483 Died)
Thierry O’Brien † (19 Sep 1483 Appointed - 1526 Died)
James O’Curran † (24 Aug 1526 Appointed - 1542 Died)
Florence Kirwan, O.F.M. † (5 Dec 1539 Appointed - 1542 Resigned)
Terence O’Brien † (5 May 1542 Appointed - 1570 Died)
Malachy O’Moloney † (10 Jan 1571 Appointed - 22 Aug 1576 Appointed, Bishop of Kilmacduagh)
Cornelius Ryan (O’Mulrian), O.F.M. Obs. † (22 Aug 1576 Appointed - 1616 Died)
John O’Mollony † (12 Aug 1630 Appointed - Oct 1651 Died)
Denis Harty † (17 Apr 1657 Appointed - 1667 Died)
John O’Mollony † (26 May 1671 Confirmed - 24 Jan 1689 Appointed, Bishop of Limerick)
Eustace Browne † (16 Jul 1712 Appointed - 24 Nov 1724 Died)
Terence MacMahon (McMahon) † (16 Dec 1724 Confirmed - 1728 Died)
Sylvester Louis Lloyd, O.F.M. † (25 Sep 1728 Confirmed - 29 May 1739 Confirmed, Bishop of Waterford and Lismore)
Patrick MacDonagh † (14 Aug 1739 Confirmed - 7 Mar 1752 Died)
Patrick O’Nachten (Naghten) † (12 May 1752 Confirmed - Oct 1752 Resigned)
Nicholas Madgett † (11 Dec 1752 Confirmed - 23 Feb 1753 Confirmed, Bishop of Kerry (o Ardfert) e Aghadoe)
William O’Meara † (23 Feb 1753 Confirmed - 23 Mar 1765 Died)
Michael Peter MacMahon (McMahon), O.P. † (5 Jun 1765 Confirmed - 20 Feb 1807 Died)
James O’Shaughnessy † (20 Feb 1807 Succeeded - 5 Aug 1829 Died)
Patrick MacMahon (McMahon) † (5 Aug 1829 Succeeded - 7 Jun 1836 Died)
Patrick Kennedy † (7 Jun 1836 Succeeded - 19 Nov 1850 Died)
Daniel Vaughan † (11 Apr 1851 Appointed - 29 Jul 1859 Died)
Michael Flannery † (29 Jul 1859 Succeeded - 19 Jun 1891 Died)
Thomas J. McRedmond † (19 Jun 1891 Succeeded - 5 Apr 1904 Died)
Michael Fogarty † (8 Jul 1904 Appointed - 25 Oct 1955 Died)
Joseph Rodgers † (25 Oct 1955 Succeeded - 10 Jul 1966 Died)
Michael Anthony Harty † (28 Sep 1967 Appointed - 8 Aug 1994 Died)
William Walsh (8 Aug 1994 Succeeded - 18 May 2010 Retired)
Kieran O’Reilly, S.M.A. (18 May 2010 Appointed - 22 Nov 2014 Appointed, Archbishop of Cashel (-Emly))
Fintan Monahan (29 Jul 2016 Appointed - )

Date	Event	From	To
5th Century	Erected		Diocese of Killaloe (erected)
1195	Territory Added	Diocese of Roscrea (Ros Cré) (suppressed)	Diocese of Killaloe

Year Catholics Total Population Percent Catholic Diocesan Priests Religious Priests Total Priests Catholics Per Priest Permanent Deacons Male Religious Female Religious Parishes Source

1950 107,000 116,000 92.2% 161 42 203 527 80 295 57 ap1951

1970 98,184 101,006 97.2% 160 45 205 478 94 500 58 ap1971

1980 109,782 112,394 97.7% 160 40 200 548 98 473 58 ap1981

1990 112,222 115,305 97.3% 156 35 191 587 83 339 59 ap1991

1999 109,306 115,061 95.0% 138 26 164 666 53 250 58 ap2000

2000 109,458 113,804 96.2% 138 27 165 663 53 245 58 ap2001

2001 109,521 114,215 95.9% 132 27 159 688 51 235 58 ap2002

2002 110,170 120,878 91.1% 128 26 154 715 48 228 58 ap2003

2003 110,670 120,878 91.6% 124 25 149 742 45 220 58 ap2004

2004 113,067 120,878 93.5% 123 24 147 769 44 210 58 ap2005

2006 113,774 121,374 93.7% 119 23 142 801 42 189 58 ap2007

2013 117,972 127,792 92.3% 108 24 132 893 51 172 58 ap2014

2016 119,313 129,436 92.2% 95 12 107 1,115 36 160 58 ap2017

2019 113,300 125,437 90.3% 91 17 108 1,049 38 141 58 ap2020

2021 101,837 126,896 80.3% 84 84 1,212 17 134 58 ap2022

Year	Catholics	Total Population	Percent Catholic	Diocesan Priests	Religious Priests	Total Priests	Catholics Per Priest	Male Religious	Female Religious	Parishes	Source
1950	107,000	116,000	92.2%	161	42	203	527	80	295	57	ap1951
1970	98,184	101,006	97.2%	160	45	205	478	94	500	58	ap1971
1980	109,782	112,394	97.7%	160	40	200	548	98	473	58	ap1981
1990	112,222	115,305	97.3%	156	35	191	587	83	339	59	ap1991
1999	109,306	115,061	95.0%	138	26	164	666	53	250	58	ap2000
2000	109,458	113,804	96.2%	138	27	165	663	53	245	58	ap2001
2001	109,521	114,215	95.9%	132	27	159	688	51	235	58	ap2002
2002	110,170	120,878	91.1%	128	26	154	715	48	228	58	ap2003
2003	110,670	120,878	91.6%	124	25	149	742	45	220	58	ap2004
2004	113,067	120,878	93.5%	123	24	147	769	44	210	58	ap2005
2006	113,774	121,374	93.7%	119	23	142	801	42	189	58	ap2007
2013	117,972	127,792	92.3%	108	24	132	893	51	172	58	ap2014
2016	119,313	129,436	92.2%	95	12	107	1,115	36	160	58	ap2017
2019	113,300	125,437	90.3%	91	17	108	1,049	38	141	58	ap2020
2021	101,837	126,896	80.3%	84		84	1,212	17	134	58	ap2022