| Male Sir Thomas de Berkley |
| Birth | ||
| Death | 23 Jul 1321 | |
| Burial | ||
| Marriage | 1267 [1] | |
| Father | Maurice de Berkley | F4171 Group Sheet | |
| Mother | Isabel | F4171 Group Sheet | |
| Female Joan de Ferrers |
| Birth | ||
| Death | 19 Mar 1309 | |
| Burial | ||
| Father | William de Ferrers, 5th Earl of Derby | F4177 Group Sheet | |
| Mother | Margaret de Quincy | F4177 Group Sheet | |
| Sources |
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