Llywelyn "the Great", b: 1165 - Aberffraw Castle, Wales


			^{Owain I of Wales}^{b.1100 d.1170}

		^{Iorwerth Drwyndwn}^{b.1145 Aberffraw Castle, Wales d.1174}	^{Gwladys ferch Llywarch}^{b. d.}

	^{Llywelyn "the Great"}^{b.1165 Aberffraw Castle, Wales d.1240 Aberconwy, Wales}

		^{Marared voz Madog}^{b.1135 Montgomeryshire, Wales d.}

^{Gwladys "Ddu" voz Llewelyn}^{b.1205 Gwynedd, Wales d.1251 Windsor, England}			^{Henry II of England}^{b.1132 Le Mans, Sarthe, France d.1189 Chinon, France}

		^{John "Lackland" of England}^{b.1167 Kings Manor Ho, England d.1216 Newark Castle, England}	^{Eleanore of Aquitaine}^{b.1122 Chateau de Belin, France d.1204 Mirabell Castle, France}

	^{Joan Plantagenet}^{b.1188 London, England d.1237 Aberconwy, Wales}

		^{Clemence Dauntsey}^b.1170 d.