Cacht O'Moore

Cacht married Diarmait mac Murchadha rí Laigin na-nGall MacMurchada, son of Donnchad mac Murchadha King of Dublin and Orlaith. (Diarmait mac Murchadha rí Laigin na-nGall MacMurchada was born about 1100 in Leinster, Ireland and died on 1 Jan 1171.)