| | Geoffrey de Ridel 1075–1120 | | | | | | | | Geoffrey Taillefer 1017–1075 | | |
| | | Adeliza de Saint Saveur 1030–1060 | | |
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| | | Hugh de Avranches 1048–1101 Ermentrude of Clermont 1067–1094 | | | | Viscount Richard de Avranches le Goz 1024–1084 Emma de Conteville 1030–1066 | | |
| | | Hugh de Clermont 1030–1101 Marguerite de Montdidier de Roucy 1040–1110 | | |
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