| William I Talvas (the shield) House of Bellême, Seigneur of Alençon | |
| B: | Abt. 955 |
| D: | Abt. 1060 |
| Robert of Bellême, seigneur de Bellême (or Belèsme), seigneur de Montgomery, viscount of the Hiémois, 3rd Earl of Shrewsbury and Count of Ponthieu | |
| B: | Abt. 1056 |
| D: | Aft. 1130 |
| Mabel de Bellême, House of Bellême |
| Mabel de Bellême, House of Bellême | |
| B: | 1030 |
| D: | 1079 |
| receiving the Rape of Arundel at the end of 1067 (or in early 1068). Roger the Great de Montgomery, First Earl of Shrewsbury, and Earl of Arundel | |
| B: | Bef. 1046 |
| D: | 1094 |
| Warin de Bellême - House of Bellême | |
| D: | 1026 |
| Fulk de Bellême - House of Bellême | |
| D: | Bef. 1028 |
|
| William (Princeps) de Bellême - House of Bellême, Seigneur of Bellême | |
| B: | Abt. 960 |
| D: | 1028 |