| Father | Waleran De Beaumont Count of Meulan (1104 - 1166) |
| Sibling | Robert (1130 - 1207) |
| Sibling | Hawise De Beaumont (1132 - 1197) |
| Sibling | Robert De Beaumont (1141 - 1207) |
| Sibling | Gervaise De Paganel Baron Dudley (1138 - 1189) |
| Sibling | Robert Count of Meulan De Beaumont (1130 - 1207) |
| Sibling | Waleran (Mellento) De Beaumont (1143 - ) |
| Sibling | Hawise De Beaumont (1140 - 1197) |
| Sibling | Stephen De Beaumont (1147 - ) |
| Sibling | Ralph De Beaumont (1146 - ) |
| Sibling | Ralph De Mellento (1152 - ) |
| Sibling | Waleran De Mellento (1144 - ) |
| Sibling | Isabel (1155 - 1220) |
| Sibling | Isabel (1155 - 1220) |
| Sibling | Robert De Beaumont (1130 - 1207) |
| Sibling | Hawise De Beaumont (1160 - 1197) |
| Sibling | Stephen Mellento (1154 - ) |
| Sibling | Roger De Beaumont (1128 - ) |
| Sibling | Adela De Belvoir ( - ) |
| Sibling | Sir Robert De Beaumont Count ( - 1207) |
| Sibling | Hugh Count ( Meulan) ( - ) |
| Sibling | Robert Count ( Meulan) ( - 1207) |
| Sibling | Sir Robert Sir De Beaumont Count ( - 1207) |
| Sibling | Marie Talbot De Meulan (1005 - 1081) |