| Bishops of Down and Connor (Roman Rite) |
 Bishop Alexander Aloysius McGuckian (Alan), S.J. (71)
(2024.02.02 – ...)
Bishop of Down and Connor (Northern Ireland)
Et velle et perficere | Born: | 1953.02.26 (Ballymena, Ireland) | | Ordained Priest: | 1984.06.22 | | Consecrated Bishop: | 2017.08.06 |
| Bishop of Raphoe (Ireland) (2017.06.09 – 2024.02.02) Bishop of Down and Connor (Northern Ireland) (2024.02.02 – ...) |
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Bishop Donal McKeown (74)
(Apostolic Administrator 2023.01.21 – 2024.02.02) |
Bishop Noël Treanor (later Archbishop)
(2008.02.22 – 2022.11.26) Sicut filii lucis ambulate |
Bishop Patrick Joseph Walsh
(1991.03.18 – 2008.02.22) Ex animo operari | Born: | 1931.04.09 (Cobh, Ireland) | | Ordained Priest: | 1956.02.25 | | Consecrated Bishop: | 1983.05.15 | | Died: | 2023.12.28 (Belfast, Antrim, Northern Ireland † 92) |
| Priest of Down and Connor (Northern Ireland) (1956.02.25 – 1983.04.06) Titular Bishop of Roscrea (1983.04.06 – 1991.03.18) Auxiliary Bishop of Down and Connor (Northern Ireland) (1983.04.06 – 1991.03.18) Bishop of Down and Connor (Northern Ireland) (1991.03.18 – 2008.02.22) |
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Bishop Cahal Brendan Daly (later Cardinal)
(1982.08.24 – 1990.11.06) Jesus Christus heri et hodie |
Bishop William J. Philbin
(1962.06.05 – 1982.08.24) | Born: | 1907.01.26 | | Ordained Priest: | 1931.06.21 | | Consecrated Bishop: | 1954.03.14 | | Died: | 1991.08.23 († 84) |
| Bishop of Clonfert (Ireland) (1953.12.22 – 1962.06.05) Bishop of Down and Connor (Northern Ireland) (1962.06.05 – 1982.08.24) |
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Bishop Daniel Mageean
(1929.05.29 – 1962.01.17) | Born: | 1882.05.06 | | Ordained Priest: | 1906.06.17 | | Consecrated Bishop: | 1929.08.25 | | Died: | 1962.01.17 († 79) |
| Bishop of Down and Connor (Northern Ireland) (1929.05.29 – 1962.01.17) |
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Bishop Joseph MacRory (later Cardinal)
(1915.08.09 – 1928.06.22) Fortis in fide |
Bishop John Tohill
(1908.06.09 – 1914.07.04) | Born: | 1855.12.23 (Ireland) | | Consecrated Bishop: | 1908.09.20 | | Died: | 1914.07.04 († 58) |
| Bishop of Down and Connor (Northern Ireland) (1908.06.09 – 1914.07.04) |
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Bishop Henry Henry
(1895.08.06 – 1908.03.08) | Born: | 1846.05.22 (Ireland) | | Consecrated Bishop: | 1895.09.22 | | Died: | 1908.03.08 († 61) |
| Bishop of Down and Connor (Northern Ireland) (1895.08.06 – 1908.03.08) |
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Bishop Patrick MacAlister
(1886 – 1895.03) | Born: | (Ireland) | | Consecrated Bishop: | 1886.03.28 | | Died: | 1895.03 |
| Bishop of Down and Connor (Northern Ireland) (1886 – 1895.03) |
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Bishop Patrick Dorrian
(1865.07.13 – 1885.11.03) | Born: | 1814.03.29 (Ireland) | | Consecrated Bishop: | 1860.08.19 | | Died: | 1885.11.03 († 71) |
| Titular Bishop of Gabala (1860.06.23 – 1865.07.13) Coadjutor Bishop of Down and Connor (Northern Ireland) (1860.06.23 – 1865.07.13) Bishop of Down and Connor (Northern Ireland) (1865.07.13 – 1885.11.03) |
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Bishop Cornelius Denvir
(1835.09.22 – 1865.05) | Born: | 1791 (Ireland) | | Consecrated Bishop: | 1835.11.22 | | Died: | 1866.07.10 († 74) |
| Bishop of Down and Connor (Northern Ireland) (1835.09.22 – 1865.05) |
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Bishop William Crolly (later Archbishop)
(1825.02.06 – 1835.05.08) | Born: | 1780.06.08 (Ireland) | | Ordained Priest: | 1806 | | Consecrated Bishop: | 1825.05.01 | | Died: | 1849.04.06 († 68) |
| Bishop of Down and Connor (Northern Ireland) (1825.02.06 – 1835.05.08) Metropolitan Archbishop of Armagh (Northern Ireland) (1835.05.08 – 1849.04.06) |
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Bishop Patrick MacMullan
(1794.10.08 – 1824.10.25) | Born: | 1752 (Ireland) | | Ordained Priest: | 1775 | | Consecrated Bishop: | 1793.09.21 | | Died: | 1824.10.25 († 71) |
| Titular Bishop of Ramata (1793.07.29 – 1794.10.08) Coadjutor Bishop of Down and Connor (Northern Ireland) (1793.07.29 – 1794.10.08) Bishop of Down and Connor (Northern Ireland) (1794.10.08 – 1824.10.25) |
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Bishop Hugh MacMullan
(1779.08.11 – 1794.10.25) |
Bishop Theophilus McCartan
(1760.09.10 – 1778.12.16) | Born: | 1700 (Ireland) | | Consecrated Bishop: | 1761 | | Died: | 1778.12.16 († 77) |
| Bishop of Down and Connor (Northern Ireland) (1760.09.10 – 1778.12.16) |
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Bishop Edmund O’Doran
(1751.01.30 – 1760.06.18) |
Bishop Francis Stuart, O.F.M.
(1740.09.19 – 1749.05) | Consecrated Bishop: | 1740.11.24 | | Died: | 1749.05 |
| Bishop of Down and Connor (Northern Ireland) (1740.09.19 – 1749.05) |
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Bishop John Armstrong
(1727.04.07 – 1739.12) |
Bishop James O’Shiel, O.F.M.
(1717.10.02 – 1724.08.13) |
Bishop Arthur Magennis, O. Cist.
(1647.03.11 – 1653.03.24) | Consecrated Bishop: | 1648.05.01 | | Died: | 1653.03.24 |
| Bishop of Down and Connor (Northern Ireland) (1647.03.11 – 1653.03.24) |
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Bishop Heber MacMahon
(1642 – 1643.06.27) | Born: | 1600 (Ireland) | | Ordained Priest: | 1625 | | Consecrated Bishop: | 1643.06 | | Died: | 1650.07 († 49) |
| Bishop of Down and Connor (Northern Ireland) (1642 – 1643.06.27) Bishop of Clogher (Ireland) (1643.06.27 – 1650.07) |
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Bishop Hugh Magennis, O.F.M.
(1630.06.28 – 1640.04.24) |
Bishop Edmund Dungan
(1625.06.09 – 1629) | Consecrated Bishop: | 1626.07 | | Died: | 1629 |
| Bishop of Down and Connor (Northern Ireland) (1625.06.09 – 1629) |
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Blessed Bishop Conor O’Devany (Conchubhar Ó Duibheanaigh), O.F.M. Obs.
(1582.04.27 – 1611.02.01) |
Bishop Donat O’Gallagher, O.F.M.
(1580.03.23 – 1581) |
Archbishop Miler Magrath, O.F.M.
(1565.10.12 – 1580.03.14) |
Bishop Eugene Magennis
(1539.06.16 – 1559?) |
Bishop Robert Blyth, O.S.B.
(1520.04.16 – 1539) |
Bishop Tiberio Ugolino
(1483.02.14 – 1519) | Consecrated Bishop: | 1489.03.12 | | Died: | 1519 |
| Bishop of Down and Connor (Northern Ireland) (1483.02.14 – 1519) |
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Bishop Tadhg Ó Muirgheasa
(1469.07.10 – 1480) | Consecrated Bishop: | 1469.09.10 | | Died: | 1480 |
| Bishop of Down and Connor (Northern Ireland) (1469.07.10 – 1480) |
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Bishop Thomas Knight, O.S.B.
(1453.08.24 – 1469) | Consecrated Bishop: | 1456.05.31 | | Died: | 1469 |
| Bishop of Down and Connor (Northern Ireland) (1453.08.24 – 1469) |
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Bishop Richard Wolsey, O.P.
(1451.06.21 – 1453) |
Bishop Thomas Pollard, O. Cart.
(1447.06.21 – 1451) | Consecrated Bishop: | 1447.08.27 | | Died: | 1451 |
| Bishop of Down and Connor (Northern Ireland) (1447.06.21 – 1451) |
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Fr. Ralph Alderle, O.E.S.A.
(1445.04.26 – 1445 not possessed) |
Bishop John Fossade
(1442 – 1450) |
| Bishops of Down (Roman Rite) |
Bishop John Sely
(1413.07.28 – 1442) |
Bishop John Dongan, O.S.B.
(1394.09.16 – 1413) |
Bishop John Ross, O.S.B.
(1386 – 1394) |
Bishop Richard Calf, O.S.B.
(1369.12.19 – 1386.05.16) |
Bishop William White, O.E.S.A.
(1367 – 1368) |
Fr. Robert of Acton, O.E.S.A. (later Bishop)
(1365.11.18 – 1366.05.02 not possessed) |
Bishop Richard Calf
(1353.12.04 – 1365.10.16) |
Bishop Gregory
(1353.01.29 – 1354.05.31) |
Bishop Ralph of Kilmessan
(1328.12.12 – 1353.08) |
Fr. John of Ballyconingham (later Bishop)
(1328.08.04 – 1329 not possessed) |
Bishop Thomas Bright, O.S.B.
(1314 – 1327) |
Bishop Thomas Ketel
(1305 – 1314.03.20) |
Bishop Nicholas le Blund, O.S.B.
(1277 – 1305) |
Bishop Thomas Lydel (homas Liddel)
(1265 – 1277) |
Bishop Reginaldus
(1258 – 1265.04.13) |
Bishop Randulphus
(1251 – 1257) |
Bishop Thomas
(1213 – 1242) |
Bishop Radulfus, O. Cist.
(1202 – 1212) |
Bishop Echmílid mac Máel Martain
(1176 – 1202) |
Bishop Amláin
(? – 1175) |
Bishop Gilla Domangairt Mac Cormaic (Gilladomail McCormic)
(? – 1175?) |
Bishop Máel Ísu mac in Chléirig Chuirr (Malachias II)
(1152? – 1175) |
| Abbots nullius of Down (Roman Rite) |
Saint Abbot Máel Máedóc Ua Morgair (Malachy O’Morgair) (later Archbishop)
(1124 – 1134) |
Abbot Óengus Ua Gormáin
(? – 1123) |
Abbot Máel Muire
(? – 1117) |
St Peter’s Cathedral, Belfast, Antrim 
Cathedral of St Patrick, Downpatrick, Down 
