 Father | MaleGilbert DE CLARE, Earl Of Gloucester And Hertford |
| Born | 2 Sep 1243 | |
| Christened | , Hampshire, ENG  |
|
| Died | 7 Dec 1299 | Monmouth Castle |
| Buried | ||
| Married | 1290 | |
| Father | Richard DE CLARE, Earl Of Gloucester And Hertford | F4455 Group Sheet | |
| Mother | Maud DE LACY | F4455 Group Sheet | |
 Mother | FemaleJoan "Of Acre", Princess Of England |
| Born | 1272 | (Acre), Akko, Hazafon, Palestine |
| Died | 23 Apr 1307 | , Clare, Suffolk, ENG |
| Buried | ||
| Father | Edward I "Longshanks", King Of England | F6374 Group Sheet | |
| Mother | Eleanor OF CASTILE | F6374 Group Sheet | |
| Child 1 | Female Eleanor DE CLARE |
| Born | Oct 1292 | Caerphilly Castle, Caerphilly, Glamorganshire, WLS |
| Died | 30 Jun 1337 | Tewkesbury, Cloucestershire, ENG |
| Buried | ||
| Spouse | Hugh LE DESPENCER | F459 | |
| Married | Aft 14 Jun 1306 | Westminster, London, Middlesex, ENG |
| Child 2 | Female Margaret DE CLARE |
| Born | ||
| Died | 9 Apr 1342 | |
| Buried | ||
| Spouse | Piers DE GAVASTON, Earl Of Cornwall | F244 | |
| Married | ||
| Spouse | Hugh DE AUDLEY, Earl Of Gloucester | F245 | |
| Married | ||
