Muirchearteach O'Brien, b: 1046 -


			^{Taidig mac Brien}^{b.0987 d.1023}

		^{Toirdelbach Mor O'Brien}^{b.1009 d.1086}

	^{Muirchearteach O'Brien}^{b.1046 d.1119}

		^{Dearforgail of Ossory}^{b. d.}

^{Lafracoth O'Brien}^b.1076 d.



	^{Dubhehobleigh of Ossory}^{b. d.}