| | Marguerite deBeaumont 1125–1185 | | |
| | RobertIII deBeaumont Earl of Leicester 1130–1190 Petronilla Grandmesnil 1134–1212 | | |
| | RobertII deBeaumont Earl of Leicester 1104–1168 | | |
| | Richard Strongbow deClare Earl of Pembroke 1130–1176 Eva MacMurrough 1115–1186 | | |
| | Elizabeth deBeaumont 1104–1172 Gilbert Strongbow FitzGilbert deClare 1100–1148 | | |
| | Robert deBeaumont Earl of Leicester 1040–1118 Isabel deVermandois 1085–1130 | | |
| | Waleran deNewburgh Earl of Warwick 1153–1204 | | |
| | Roger deNewburgh Earl of Warwick …–1153 Gundred deWarenne 1117–1166 | | |
| | Henry deNewburgh Earl of Warwick 1046–1123 | | |
| | Roger Seigneur deBeaumont 1022–1094 | | |
| | Waleran Count of Meulan …–1069 | | | | | Robert Count of Meulan …–… | | | | WalterII the White Count of Vexin …–1024 | | | | Walter Count of Vexin 925–998 | | | | Raoul deGouy Count of Ostrevant …–936 | | |
| | | FulkI Count of Anjou 888–942 | | |
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| | | Bernard Count of Senlis 875–945 | | |
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