man Muirchertach O' Brien‏‎, son of Toirrdelbach O' Brien and Derbforgaill Of Ossory‏.
Born ‎ 1030 at Munster, Ireland, died ‎ 1119 at Lismore, Waterford, Ireland‎, 88 or 89 years

Married/ Related to:

woman Dubhchobhleigh Of Ossory‏‎, daughter of Diarmuid Masteige and N.N.‏.
Born ‎ 1050 at Ossory, Ireland, died ‎ 1098‎, 47 or 48 years

Child:

1.
woman Lafracoth O' Brien‏
Born ‎ 1076 at ,, Pembrokeshire, Wales, died ‎ 1135 at ,, Pembrokeshire, Wales‎, 58 or 59 years