| Father | Walkelin de Ferrieres ( - ) |
| Mother | Lady Goda de Toni (1140 - ) |
| Sibling | Isabel Millicent de Ferrers of Oakham ( - ) |
| Sibling | Pernell de Ferrers (1175 - ) |
| Sibling | Robert de Ferrers (1177 - 1227) |
| Sibling | Henry de Ferrers (1174 - ) |
| Sibling | Agatha de Ferrers mistress (1174 - ) |
| Sibling | Eleanor de Ferrers (1178 - 1274) |
| Sibling | Millicent Ferrers (1172 - 1219) |
| Sibling | Isabel de Ferrers (1170 - 1188) |
| Sibling | William de Ferrers II (1170 - 1247) |
| Sibling | Walcheline de Ferrers (1180 - ) |
| Sibling | Elizabeth de Ferrers (1166 - ) |
| Sibling | Ermintrude de Ferrers (1182 - ) |
| Sibling | Lady Petronille de Ferrers (1165 - 1237) |
| Sibling | Margery de Ferrers (1165 - 1183) |
| Sibling | Robert de Ferrers (1160 - ) |