• Donnchad Ua Cerbaill or Donnchadh Ó Cearbhaill, king of Airgíalla, fl. c. 1130–1168. Ua Cerbaill was a supporter of the Irish religious reform movement...
    7 KB (1,027 words) - 22:49, 8 January 2024
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    kingdom of Airgíalla was at its peak in the 12th century, under king Donnchad Ua Cerbaill. The later constricted kingdom of Airgíalla survived in Monaghan—which...
    19 KB (2,150 words) - 23:02, 18 August 2024
  • Lochlainn king of Tír Eogain and high king of Ireland. With the help of Donnchad Ua Cerbaill, king of Airgíalla, Áed was able to become king of Tír Eogain himself...
    11 KB (1,443 words) - 11:02, 8 January 2024
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    his mother, Ua Ruairc was a half-brother of Donnchad Ua Cerbaill (d. 1168). Ua Ruairc had at least three children, a son Maelseachlainn Ua Ruairc, who...
    10 KB (1,210 words) - 18:54, 16 January 2024
  • of Gilla Brigte Ua Maíl Muaid of Cenél Fiachach. His father was killed in 1023, probably on the orders of his half-brother Donnchad mac Briain who thereby...
    21 KB (3,049 words) - 13:43, 25 September 2024
  • Thumbnail for Ruaidrí Ua Conchobair
    Conchobar Máenmaige Ua Conchobhair, died 1189. Diarmait mac Ruaidrí Ó Conchobair, died 1221. Had sons Diarmait (fl. 1237), Donnchad (fl. 1237), Muirchertach...
    18 KB (2,128 words) - 04:38, 5 August 2024
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    O'Carroll Kingdom of Airgíalla (Oriel) early in the 12th century under Donnchad Ua Cerbaill. At the same time, the area was removed from the diocese of Armagh...
    48 KB (4,752 words) - 12:17, 16 October 2024
  • Toirdhealbhach Mór Ua Conchobhair (old spelling: Tairrdelbach Mór Ua Conchobair; 1088 – 1156) anglicised Turlough Mór O'Conor, was King of Connacht (1106–1156)...
    31 KB (3,924 words) - 23:58, 2 June 2024
  • Thumbnail for Ulaid
    southerly part of Ulaid, Conaille Muirtheimne, had been conquered by Donnchad Ua Cerbaill, king of Airgíalla. The part of Muirtheimne called Cualigne was subsequently...
    61 KB (7,290 words) - 19:25, 29 October 2024
  • Thumbnail for Muirchertach Ua Briain
    Muircheartach Ua Briain (anglicised as Murtaugh O'Brien; c. 1050 – c. 10 March 1119), son of Toirdelbach Ua Briain and great-grandson of Brian Boru, was...
    38 KB (5,332 words) - 11:38, 28 October 2024