The kings of Thomond (Irish: Rí Tuamhain) ruled from the establishment of Thomond during the High Middle Ages, until the Early modern period. Thomond represented the legacy of Brian Bóruma and the High Kings of Ireland of his line who could not hold onto all of Munster, so had to partition the realm between themselves and Desmond, ruled by their rivals the Eóganachta. The Kings of Thomond were drawn from the leading kindred of the Dál gCais known as the Ó Briain. For centuries they fought off challenges from the Normans, including the de Clare family and internal conflict between factions. Eventually Murchadh Carrach Ó Briain decided to surrender and regrant his realm to the Kingdom of Ireland in 1543 and accepted the titles Baron Inchiquin and Earl of Thomond. These titles were recently held by Conor Myles John O'Brien (d.2023)

Kings of Thomond

Ó Briain, 1118–1277

NamePortraitBirthMarriage(s)Death
Conchobhar Ó Briain 1118–1142Son of Diarmuid Ó Briainunknown1142
Toirdhealbhach mac Diarmada Ua Briain 1142–1167Son of Diarmuid Ó Briainunknown1167
Muircheartach mac Toirdelbhach Ó Briain 1167–1168Son of Toirdelbhach mac Diarmaida Ó Briainunknown1168
Domhnall Mór Ó Briain 1168–1194Son of Toirdelbhach mac Diarmaida Ó BriainOrlacan Ní Murchada Four children1194
Muircheartach Dall Ó Briain 1194–1198 1203–1210Son of Domhnall Mór Ó Briain and Orlacan Ní Murchadaunknown1210
Conchobhar Ruadh Ó Briain 1198–1203Son of Domhnall Mór Ó Briain and Orlacan Ní Murchadaunknown1203
Donnchadh Cairbreach Ó Briain 1210–1242Son of Domhnall Mór Ó Briain and Orlacan Ní Murchadaunknown1242
Conchobhar na Suidaine Ó Briain 1242–1268Son of Donnchadh Cairbreach Ó Briainunknown1268
Brian Ruadh Ó Briain 1268–1276 1277Son of Conchobhar na Suidaine Ó Briainunknown1277

Ó Briain Clann Tadhg, 1276–1311

NamePortraitBirthMarriage(s)Death
Toirdhealbhach Mór Ó Briain 1276–1306Son of Tadhg Cael Uisce Ó Briainunknown1306
Donnchadh mac Toirdelbach Ó Briain 1306–1311Son of Toirdelbach Ó Briainunknown1311

Ó Briain Clann Briain Ruadh, 1277–1284

NamePortraitBirthMarriage(s)Death
Donnchadh mac Brian Ruadh Ó Briain 1277–1284 (claimant)Son of Brian Ruadh Ó Briainunknown1284

Ó Briain Clann Briain Ruadh, 1311–1317

NamePortraitBirthMarriage(s)Death
Diarmuid Cléirech Ó Briain 1311–1313Son of Donnchadh mac Brian Ruadh Ó Briainunknown1313
Donnchadh mac Domhnall Ó Briain 1313–1317Son of Domhnall mac Brian Ruadh Ó Briain and Mairéad Nic Mathghamhnaunknown1317

Ó Briain Clann Tadhg, 1317–1343

NamePortraitBirthMarriage(s)Death
Muircheartach Ó Briain 1317–1343Son of Toirdhealbhach Mór Ó BriainÉadaoin Nic Gormáin Several children1343

Ó Briain Clann Briain Ruadh, 1343–1350

NamePortraitBirthMarriage(s)Death
Brian Bán Ó Briain 1343–1350Son of Domhnall mac Brian Ruadh Ó Briain and Mairéad Nic Mathghamhnaunknown1350

Ó Briain Clann Tadhg, 1350–1543

NamePortraitBirthMarriage(s)Death
Diarmuid mac Toirdelbach Ó Briain 1350–1360Son of Toirdelbach Ó Briainunknown1360
Mathghamhain Maonmhaighe Ó Briain 1360–1369Son of Muircheartach Ó Briain and Éadaoin Nic GormáinÚna Ní Conchubhair Several children1369
Brian Sreamhach Ó Briain 1369–1400Son of Mathghamhain Maonmhaighe Ó Briain and Úna Ní ConchubhairSláine Nic Con Mara Several children1400
Toirdelbhach Maol Ó Briain 1375–1398 (claimant)Son of Muircheartach Ó Briain and Éadaoin Nic Gormáinunknown1398
Conchobhar mac Mathghamhna Ó Briain 1400–1426Son of Mathghamhain Maonmhaighe Ó Briain and Úna Ní Conchubhairunknown1426
Tadhg an Glemore Ó Briain 1426–1438Son of Brian Sreamhach Ó Briain and Sláine Nic Con Maraunknown1438
Mathghamhain Dall Ó Briain 1438–1444Son of Brian Sreamhach Ó Briain and Sláine Nic Con Maraunknown1444
Toirdhealbhach Bóg Ó Briain 1444–1459Son of Brian Sreamhach Ó Briain and Sláine Nic Con MaraCatherine Burke Several children1459
Tadhg an Chomhaid Ó Briain 1459–1466Son of Toirdhealbhach Bóg Ó Briain and Catherine BurkeAnnabella Burke Several children1466
Donnchadh mac Mathghamhna Ó Briain 1459–1461 (claimant)Son of Mathghamhain Dall Ó Briainunknown1461
Conchobhar na Srona Ó Briain 1466–1496Son of Toirdhealbhach Bóg Ó Briainunknown1496
Toirdelbhach Óg Ó Briain 1496–1498Son of Toirdhealbhach Bóg Ó Briain and Catherine Burkeunknown1498
Toirdhealbhach Donn Ó Briain 1498–1528Son of Tadhg an Chomhaid Ó Briain and Annabella BurkeRaghnailt Nic Con Mara Several children Joan FitzMaurice Several children1528
Conchobhar mac Toirdhealbaig Ó Briain 1528–1539Son of Toirdelbhach Donn Ó Briain and Raghnailt Mac Con Maraunknown1539
Murchadh Carrach Ó Briain 1539–1543Son of Toirdelbhach Donn Ó Briain and Raghnait MacNamaraEleanor FitzGerald1551

Line of Kings

Kings of Thomond
976-1014 Brian Bórumha Ua Briain 1014-1063 DonnchadTadhg 1063-1068 Murchad1068-1086 Toirdhealbhach 1086 Tadhg1114-1115 Diarmaid1086-1114 1115-1119 Muircheartach 1115 Domhnall1142–1151 1154-1167 Toirdhealbhach1119-1142 Conchubhar na Cathrach1143 1151-1154 Tadhg Conchubhar1168-1194 Domhnall Mór1167-1168 MuircheartachMuircheartachDiarmaid 1194 Muircheartach Dall1198-1242 Donnchadh Cairbreach1198 Conchubhar Ruadh 1242-1268 Conchubhar na Siudane Tadhg Cael Uisce Clann Tadhg1268-1277 Brian Ruadh Clann Briain 1276-1306 Toirdhealbhach MórDonnchadhDomhnaill 1306-1311 Donnchadh1317-1343 Muircheartach1350–1360 Diarmaid1311-1313 Diarmaid1313-1317 Donnchadh1343-1350 Brian Bán 1360–1369 Mathgamain Maonmhaighe1375–1398 (claimant) Toirdhealbhach Maol 1369–1400 Brian Sreamhach1400-1426 Conchubhar 1426–1438 Tadhg an Glemore1444-1459 Toirdhealbhach Bóg1438-1444 Mathgamain Dall 1496-1498 Toirdhealbhach Óg1459-1466 Tadhg an Chomhaid1466-1496 Conchubhar na Srona1459-1461 (claimant) Donnchadh 1498-1528 Toirdhealbhach Donn 1528–1539 Conchubhar1539–1543 Murchadh Carrach Last King of Thomond
976-1014 Brian Bórumha Ua Briain
1014-1063 DonnchadTadhg
1063-1068 Murchad1068-1086 Toirdhealbhach
1086 Tadhg1114-1115 Diarmaid1086-1114 1115-1119 Muircheartach
1115 Domhnall1142–1151 1154-1167 Toirdhealbhach1119-1142 Conchubhar na Cathrach1143 1151-1154 Tadhg
Conchubhar1168-1194 Domhnall Mór1167-1168 MuircheartachMuircheartachDiarmaid
1194 Muircheartach Dall1198-1242 Donnchadh Cairbreach1198 Conchubhar Ruadh
1242-1268 Conchubhar na Siudane
Tadhg Cael Uisce Clann Tadhg1268-1277 Brian Ruadh Clann Briain
1276-1306 Toirdhealbhach MórDonnchadhDomhnaill
1306-1311 Donnchadh1317-1343 Muircheartach1350–1360 Diarmaid1311-1313 Diarmaid1313-1317 Donnchadh1343-1350 Brian Bán
1360–1369 Mathgamain Maonmhaighe1375–1398 (claimant) Toirdhealbhach Maol
1369–1400 Brian Sreamhach1400-1426 Conchubhar
1426–1438 Tadhg an Glemore1444-1459 Toirdhealbhach Bóg1438-1444 Mathgamain Dall
1496-1498 Toirdhealbhach Óg1459-1466 Tadhg an Chomhaid1466-1496 Conchubhar na Srona1459-1461 (claimant) Donnchadh
1498-1528 Toirdhealbhach Donn
1528–1539 Conchubhar1539–1543 Murchadh Carrach Last King of Thomond

See also

Notes

External links