| Bishops of Killala (Roman Rite) |
 Archbishop Francis Duffy (66)
(Apostolic Administrator 2024.04.10 – ...)
|
 Bishop John Fleming (76)
(2002.02.19 – 2024.04.10)
Bishop emeritus of Killala (Ireland)
Veritatem facere caritate | Born: | 1948.02.16 (Ardpatrick, Ireland) | | Ordained Priest: | 1972.06.18 | | Consecrated Bishop: | 2002.04.07 |
| Priest of Limerick (Ireland) (1972.06.18 – 2002.02.19) Prelate of Honour of His Holiness (1993.12.06 – 2002.02.19) Bishop of Killala (Ireland) (2002.02.19 – 2024.04.10) |
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Bishop Thomas Anthony Finnegan
(1987.05.03 – 2002.02.19) | Born: | 1925.08.26 (Ireland) | | Ordained Priest: | 1951.06.17 | | Consecrated Bishop: | 1987.07.12 | | Died: | 2011.12.25 († 86) |
| Bishop of Killala (Ireland) (1987.05.03 – 2002.02.19) |
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Bishop Thomas McDonnell
(1970.10.12 – 1987.01.21) | Born: | 1912.11.08 | | Ordained Priest: | 1937.06.23 | | Consecrated Bishop: | 1970.12.13 | | Died: | 1987.12.09 († 75) |
| Bishop of Killala (Ireland) (1970.10.12 – 1987.01.21) |
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Bishop Patrick O’Boyle
(1950.12.12 – 1970.10.12) | Born: | 1887.12.02 | | Ordained Priest: | 1911.06.18 | | Consecrated Bishop: | 1951.02.25 | | Died: | 1971.11.25 († 83) |
| Bishop of Killala (Ireland) (1950.12.12 – 1970.10.12) Titular Bishop of Mammilla (1970.10.12 – 1971.11.25) |
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Bishop Jacob Naughton
(1911.11.27 – 1950.02.16) | Born: | 1864.01.10 | | Ordained Priest: | 1889.06.24 | | Consecrated Bishop: | 1912.01.07 | | Died: | 1950.02.16 († 86) |
| Bishop of Killala (Ireland) (1911.11.27 – 1950.02.16) |
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Bishop John Conmy
(1893.04.23 – 1911.08.26) | Born: | 1843.02.10 (Ireland) | | Ordained Priest: | 1866 | | Consecrated Bishop: | 1892.08.24 | | Died: | 1911.08.26 († 68) |
| Titular Bishop of Germanicopolis (1892.05.25 – 1893.04.23) Coadjutor Bishop of Killala (Ireland) (1892.05.25 – 1893.04.23) Bishop of Killala (Ireland) (1893.04.23 – 1911.08.26) |
|
Bishop Hugh Conway
(1873.08.09 – 1893.04.23) | Born: | 1811.02.02 (Ireland) | | Consecrated Bishop: | 1872.02.04 | | Died: | 1893.04.23 († 82) |
| Titular Bishop of Achantus (1871.11.30 – 1873.08.09) Coadjutor Bishop of Killala (Ireland) (1871.11.30 – 1873.08.09) Bishop of Killala (Ireland) (1873.08.09 – 1893.04.23) |
|
Bishop Tommaso Feeny (Thomas Feeny)
(1848.01.11 – 1873.08.09) | Titular Bishop of Ptolemais (1839.07.27 – 1848.01.11) Bishop of Killala (Ireland) (1848.01.11 – 1873.08.09) |
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Bishop Francis Joseph O’Finan, O.P.
(1835.02.13 – 1847.12) | Consecrated Bishop: | 1835.03 | | Died: | 1847.12 |
| Bishop of Killala (Ireland) (1835.02.13 – 1847.12) |
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Bishop John MacHale (later Archbishop)
(1834.05.27 – 1834.07.21) | Born: | 1791.03.06 (Ireland) | | Ordained Priest: | 1814 | | Consecrated Bishop: | 1825.07.05 | | Died: | 1881.11.04 († 90) |
| Titular Bishop of Maronia (1825.03.08 – 1834.05.27) Coadjutor Bishop of Killala (Ireland) (1825.03.08 – 1834.05.27) Bishop of Killala (Ireland) (1834.05.27 – 1834.07.21) Metropolitan Archbishop of Tuam (Ireland) (1834.07.21 – 1881.11.04) |
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Bishop Peter Waldron
(1814.10.04 – 1834.05.20) | Born: | 1751 (Ireland) | | Consecrated Bishop: | 1815.02.24 | | Died: | 1834.05.20 († 82) |
| Bishop of Killala (Ireland) (1814.10.04 – 1834.05.20) |
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Bishop Dominic Bellew
(1779.12.18 – 1812) | Consecrated Bishop: | 1780 | | Died: | 1812 |
| Bishop of Killala (Ireland) (1779.12.18 – 1812) |
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Bishop Alexander Irwin
(1776.07.01 – 1779) | Bishop of Killala (Ireland) (1776.07.01 – 1779) |
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Bishop Philip Phillips (later Archbishop)
(1760.11.24 – 1776.06.22) | Bishop of Killala (Ireland) (1760.11.24 – 1776.06.22) Bishop of Achonry (Ireland) (1776.06.22 – 1785.11.22) Metropolitan Archbishop of Tuam (Ireland) (1785.11.22 – 1787.09) |
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Bishop Bonaventura MacDonnell, O.F.M.
(1749.05.07 – 1760.09.16) | Bishop of Killala (Ireland) (1749.05.07 – 1760.09.16) |
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Bishop Mark Skerret (later Archbishop)
(1749.01.23 – 1749.05.05) | Bishop of Killala (Ireland) (1749.01.23 – 1749.05.05) Metropolitan Archbishop of Tuam (Ireland) (1749.05.05 – 1785.08.19) |
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Bishop John Brett, O.P.
(1743.07.27 – 1748.08.28) | Consecrated Bishop: | 1743.09.08 | | Died: | 1756.06.12 |
| Bishop of Killala (Ireland) (1743.07.27 – 1748.08.28) Bishop of Elphin (Ireland) (1748.08.28 – 1756.06.12) |
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Bishop Bernard O’Rourke
(1739.04.24 – 1743) | Bishop of Killala (Ireland) (1739.04.24 – 1743) |
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Bishop Peter Archdekin, O.F.M.
(1735.09.30 – 1739) | Consecrated Bishop: | 1736.02.05 | | Died: | 1739 |
| Bishop of Killala (Ireland) (1735.09.30 – 1739) |
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Bishop Thaddeus Francis O’Rourke (Tadhg O’Rourke), O.F.M.
(1703.11.15 – 1735.09) | Consecrated Bishop: | 1707.08.24 | | Died: | 1735.09 |
| Bishop of Killala (Ireland) (1703.11.15 – 1735.09) |
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Bishop Francis Kirwan
(1645 – 1661.08.27) | Consecrated Bishop: | 1645.05.07 | | Died: | 1661.08.27 |
| Bishop of Killala (Ireland) (1645 – 1661.08.27) |
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Bishop John O’Cahasy, O.F.M.
(1580.07.27 – 1583) | Bishop of Killala (Ireland) (1580.07.27 – 1583) |
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Bishop Donat O’Gallagher, O.F.M.
(1570.09.04 – 1580.03.23) |
Bishop Redmond O’Gallagher
(1545.11.06 – 1569.06.22) |
Bishop Risdéard Bairéad (Richard Barrett)
(1513.01.07 – 1545) | Bishop of Killala (Ireland) (1513.01.07 – 1545) |
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Bishop Malachias Ó Clúmháin
(1506.02.12 – 1513) | Consecrated Bishop: | 1508.09.03 | | Died: | 1513 |
| Bishop of Killala (Ireland) (1506.02.12 – 1513) |
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Bishop Thomas Clerke (Thomas Cleragh)
(1500.05.04 – 1505) | Bishop of Killala (Ireland) (1500.05.04 – 1505) |
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Bishop Seaán Ó Caissín, O.F.M.
(1487.01.18 – 1490) Bishop of Killala (Ireland) (1487.01.18 – 1490) |
Bishop Tomas Bairéad (Thomas Barrett), O.E.S.A.
(1470.02.09 – 1497?) | Bishop of Killala (Ireland) (1470.02.09 – 1497?) |
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Bishop Donatus Ó Conchobhair, O.P.
(1461.12.02 – 1467) | Bishop of Killala (Ireland) (1461.12.02 – 1467) |
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Bishop Brian Ó Coineóil (Bernardus)
(1439 – 1461.05.31) | Bishop of Killala (Ireland) (1432.01.30 – 1436) Bishop of Killala (Ireland) (1439 – 1461.05.31) |
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Bishop Maghnus Ó Dubhda
(1436 – 1436.02.22) | Bishop of Killala (Ireland) (1436 – 1436.02.22) |
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Bishop Brian Ó Coineóil (Bernardus)
(1432.01.30 – 1436) | Bishop of Killala (Ireland) (1432.01.30 – 1436) Bishop of Killala (Ireland) (1439 – 1461.05.31) |
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Bishop Thaddaeus Mac Creagh
(1431 – 1431) Bishop of Killala (Ireland) (1431 – 1431) |
Bishop Fearghal Ó Martain, O.E.S.A.
(1425.09.26 – 1431.01.30) | Consecrated Bishop: | 1427.11.11 | | Died: | 1431.01.30 |
| Bishop of Killala (Ireland) (1425.09.26 – 1431.01.30) |
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Bishop Tomás mac Uilliam Duibh Bairéad (Thomas Barrett)
(1400 – 1425.01.25) | Bishop of Killala (Ireland) (1400 – 1425.01.25) |
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Bishop Thomas Horwell (Thomas Orwell), O.F.M.
(1390.01.31 – 1398) |
Bishop Conchobhar Ó Coineóil (Cornelius)
(1383 – ?) | Bishop of Killala (Ireland) (1383 – ?) |
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Bishop Robert Elyot
(1351.06.08 – 1383?) | Consecrated Bishop: | 1349.06 | | Died: | 1390? |
| Bishop of Waterford (Ireland) (1349 – 1350) Bishop of Killala (Ireland) (1351.06.08 – 1383?) |
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Bishop Uilliam Ó Dubhda (William O’Dowda)
(1346.06.26 – 1350) | Bishop of Killala (Ireland) (1346.06.26 – 1350) |
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Bishop James Bermingham
(1344 – 1346) | Consecrated Bishop: | 1344 | | Died: | 1346 |
| Bishop of Killala (Ireland) (1344 – 1346) |
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Bishop John Tankard (Seoán Ó Laithim)
(1306.06.13 – 1343) | Consecrated Bishop: | 1307 | | Died: | 1343 |
| Bishop of Killala (Ireland) (1306.06.13 – 1343) |
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Bishop Donnchad Ó Flaithbertaig (Donatus)
(1281 – 1306.02) | Bishop of Killala (Ireland) (1281 – 1306.02) |
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Bishop Seoán Ó Máel Fogmair
(? – 1280.10.25) | Bishop of Killala (Ireland) (? – 1280.10.25) |
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Bishop Seoán Ó Laidig, O.P.
(1253 – 1264?) | Consecrated Bishop: | 1253.12.07 | | Died: | 1275 |
| Bishop of Killala (Ireland) (1253 – 1264?) |
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Bishop Donatus
(1235 – ?) Bishop of Killala (Ireland) (1235 – ?) |
Bishop Aengus Ó Máel Fogmair (Elias)
(1224? – 1234) | Bishop of Killala (Ireland) (1224? – 1234) |
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Bishop Muiredach Ua Dubthaig
(1208? – ?) Bishop of Killala (Ireland) (1208? – ?) |
Bishop Domnall Ua Bécdha (Donatus)
(1199? – 1206) | Bishop of Killala (Ireland) (1199? – 1206) |
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Bishop Ua Máel Fogmair
(1179? – ?) Bishop of Killala (Ireland) (1179? – ?) |
Bishop Ua Máel Fogmair
(? – 1151) | Bishop of Killala (Ireland) (? – 1151) |
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Bishop Ua Máel Fogmair
(? – 1137) | Bishop of Killala (Ireland) (? – 1137) |
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| Abbots nullius of Killala (Roman Rite) |
Saint Bishop Flannán mac Toirrdelbaig
(640? – ?) | Bishop-Abbot nullius of Killala (Ireland) (640? – ?) Bishop. |
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Abbot Muredach
(590? – ?) Abbot nullius of Killala (Ireland) (590? – ?) |
Abbot Kellach
(534? – 544) | Abbot nullius of Killala (Ireland) (534? – 544) |
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Saint Bishop Muredach of Killala
(443 – 490.08.12) | Died: | 490.08.12 | | Canonised: | 1902.06.19 (equipollently) |
| Bishop-Abbot nullius of Killala (Ireland) (443 – 490.08.12) Bishop. |
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St Muredach’s Cathedral, Ballina, Mayo, Connachta 
Cathedral of St Patrick, Killala, Mayo, Connachta 
