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Wiki information Luighnech:
Brian Luighneach Ua Conchobhair, Prince of Connacht, died 23 May 1181.
Ó Conchobhair Sligigh, Gaelic-Irish family and Chief of the Name. The Ó Conchobhair Sligigh were a branch of the Ó Conchobhair Kings of Connacht. They were descended from Brian Luighnech Ua Conchobhair, a son of Irish High-King Toirdelbach Ua...