Individual Details
Living
( - )
Families
| Spouse | John "Lackland," King of England (1167 - 1216) |
| Father | William de Ferrers, 3rd Earl of Derby (1146 - 1190) |
| Mother | Sibyl de Braose ( - 1228) |
| Sibling | William de Ferrers, 4th Earl of Derby (1168 - 1247) |
| Sibling | Living |