KLDeWitt Genealogy Research Project
Our Family's Journey Through Time from Europe and Canada to the US
 MaleWilliam de Ferrers, III 5th Earl of Derby |
| Birth | 1193 | |
| Death | 28 Mar 1254 | |
| Burial | ||
| Marriage | ||
| Other Spouse | Sibyl Marshal, Countess of Derby | F4230 | |
| Marriage | ||
| Father | ||
| Mother | ||
 FemaleMargaret de Quincy, Lady Countess of Derby |
| Birth | Abt 1218 | |
| Death | 12 Mar 1280 | |
| Burial | ||
| Father | Roger de Quincy, 2nd Earl of Winchester | F5049 Group Sheet | |
| Mother | Helen of Galloway, Countess of Winchester | F5049 Group Sheet | |
| Female + Joan de Ferrers |
| Birth | ||
| Death | 19 Mar 1309 | |
| Burial | ||
| Spouse | Thomas de Berkeley, 1st Baron Berkeley | F4224 | |
| Marriage | ||
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