Dearbforgail O'Brien, b: -


^{Murchad King Of Leinster}^{b. d.}			^{Brian Boru High King Of Ireland}^{b.941 Killaloe, Ireland d.1014 Contarf, near Dublin, Ireland}

		^{Donnchad O'Brien King Of Munster}^{b. d.1064}	^{Gormflaith Of Naas}^{b. d.1030}

	^{Dearbforgail O'Brien}^{b. d.1080}