Individual Details
Living
( - )
Families
| Spouse | Living |
| Child | Margaret de Quincy (1206 - 1266) |
| Father | Saer de Quincy, 1st Earl of Winchester (1170 - 1219) |
| Mother | Living |
| Sibling | Roger de Quincy, 2nd Earl of Winchester (1195 - 1264) |
| Sibling | Roger de Quincy, 2nd Earl of Winchester (1195 - ) |
| Sibling | Living |
| Sibling | Living |