Family: Richard Count Avranches, Earl of Chester / Mathilde van Blois (F501393)
Hugo I Count Avranches, Earl of Chester (1050-1101) |
Ermentrude van Clemont en Beauvais (1062- ) |
Stephan Henry van Blois (1045-1102) 
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| Adela van Engeland (1062-1137)
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Willem van Blois (1080-1159)  |
| Steven van Engeland van Blois (1096-1154) |
| Theobald IV (le grand) van Blois ( -1152) |
| Agnes van Blois ( -1129) |
| Elonore van Blois ( -1140) |
| Richard Count Avranches, Earl of Chester (1095-1120)
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| Mathilde van Blois (1095-1120)
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