Geoffrey de Geneville, b: 1226


			^{Geoffroy II de Joinville}^{b.1160 Joinville, France d.}

		^{Simon de Joinville}^{b.1190 Joinville, France d.1233}

	^{Geoffrey de Geneville}^{b.1226 Dublin, Ireland d.1314}		^{Etienne III d' Auxonne et Autun}^{b.1171 Vienne, France d.1240}

		^{Beatrix de Burgundy}^{b.1200 Burgundy, France d.1260}	^{Beatrice de Sur Saone Chalon}^{b.0185 Chalons, France d.}

^{Piers de Geneville}^{b.1256 Dublin, Ireland d.1292}			^{Walter de Lacy}^{b.1160 Ewias Lacy, England d.1241}

		^{Gilbert de Lacy}^{b.1206 Dublin, Ireland d.}	^{Margaret de Braose}^{b.1177 Abergavenny, Wales d.1200}

	^{Maud de Lacy}^{b.1232 Dublin, Ireland d.1304}		^{Hugh II Bigod}^{b.1175 Thetford, England d.1224}

		^{Isabel Bigod}^{b.1212 Thetford, England d.1239}	^{Maud (Matilda) Marshall}^{b.1171 Pembroke, Wales d.1248}