| Father | Male Gilbert De Clare, Earl |
| Born | 26 Aug 1243 | Christchurch, Hampshire, England |
| Died | 30 Nov 1295 | , Mammouth Castle, England |
| Buried | Tewksbury Abbey |
|
| Married | Westminster Abby, Westminster, Middlesex, England |
|
| Divorced | Yes, date unknown | |
| Other Spouse | Alice Lusignan | F6454 | |
| Married | 1252 | |
| Other Spouse | Joan "Of Acre", England | F16373 | |
| Married | Apr 1290 | Westminister Abb, Westminster, Middlesex, England |
| Father | Richard De Clare | F9007 Group Sheet | |
| Mother | Maud De Lacy | F9007 Group Sheet | |