Robert Fitzroger

↓→ Robert Fitzroger B ABT 1162 in Warkworth, Northumberland, England D	↓→ Roger Fitzrichard B ABT 1132 in Warkworth, Northumberland, England D ABT 1177 M ABT 1150	↓→ Richard Fitzeustace B ABT 1098 D M ABT 1120

		↓→ Jane Bigod B ABT 1100 D	↓→ Roger Bigod B ABT 1049 in Framlingham, Suffolk, England D Sep 1107 in Earsham, Norfolk, England M
			↓→ Adeliza de Toeni B D
	↓→ Alice de Vere B D	↓→ Alberic Aubrey Ii de Vere B 1082 in Hedingham, Essex, England D 15 May 1141 in London, Middlesex, England M	↓→ Alberic Aubrey I de Vere B ABT 1030 in Hedingham, Essex, England D 1088 M
			↓→ Beatrix de Ghent B ABT 1040 in , , France D
		↓→ Adeliza de Clare B 1092 in Clare, Suffolk, England D	↓→ Gilbert FitzRichard de Clare B 1065 in Clare, Suffolk, England D 1117 M
			↓→ Adeliza de Clermont B 1058 in , Northamptonshire, England D 1117 in , , England