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Female Mor O'Brien Click to view Mor O'Brien in the family tree

Mor was born about 1165.  Mor's father was Donnell Mor O'Brien and her mother was Urlachan Mac Murough.  Her maternal grandparents were Dermod na Gall Mac Murough and Mor ingen Muirchertaig O'Toole.  She was an only child.


Mor's family with William De Burgh

They had two sons named Richard 'The Great' and Richard 'The Younger'.

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