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Male Muirchertach (Murrough) O'Brien , King of Munster Click to view Muirchertach (Murrough) O'Brien , King of Munster in the family tree

Muirchertach (Murrough) was born about 1030 in Munster, Ireland.  Muirchertach (Murrough)'s father was Tairdelbach (Turlogh) O'Brien , King of Ireland and his mother was Derbforgaill Na Ossory.  His paternal grandparents were Tadhg (Teige) O'Brien , King of Munster and Mor O'Mulloy; his maternal grandfather was Tadg Mac Gillapatrick Na Ossory. He had three half-brothers named Diarmait Ua, Find Ua and Aed Ua.  He died in 1119 in Lismore, Waterford, Ireland.


Muirchertach (Murrough)'s family with Dubhchobhleigh Na Ossory

They had a daughter named Lafracoth.

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