| | Robert FitzHamond Lord Cruelly 1064–1106 | | |
| | Robert deBelleme Earl of Arundel 1052–1131 | | |
| | Mathilde deMontgomery 1039–1085 Robert Earl of Cornwall 1031–1090 | | |
| | Roger le Poitevin deMontgomery Earl of Arnudel 1048–1123 Almodis Contesse delaMarche 1062–1162 | | |
| | Mabel Talvas d'Alcenon 1015–1079 RogerII deMontgomery Earl of Arundel 1020–1094 | | |
| | WilliamII Talvas Count of Alcenon 1000–1070 | | |
| | GeoffreyII Count of Perche …–… | | |
HughIII Viscompte deChateaudun …–… | | |
| | Routrou Viscompte deChateaudun …–1074 | | |
| | Warin deAlcenon Domfront Lord of Nogent …–1026 | | |
| | WilliamI Talvas deBelleme Count of Alcenon 966–1031 Matilda deDomfront Conde-sur-Noirau 970–1033 | | |
| | William deBelleme Seigneur deSaonnois …–1026 | | | | Ives Count of Alcenon …–1005 | | | | Ives Seigneur deCreil …–983 |
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