 Male5th Earl of Derby Sir William de Ferrers, III |
| Birth | 1200 | Derbyshire, England  |
| Death | 24 Mar 1254 | Evington, Leicestershire, England |
| Burial | Warwickshire, England |
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| Marriage | ||
| Other Spouse | Sibyl Marshall | F5226 | |
| Marriage | ||
| Father | 4th Earl of Derby Sir William de Ferrers, II | F5189 Group Sheet | |
| Mother | Agnes de Kevelioc | F5189 Group Sheet | |
 FemaleMargaret de Quincy |
| Birth | Abt 1218 | England |
| Death | Abt 1280 | England |
| Burial | Warwickshire, England |
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| Father | ||
| Mother | ||
| Male 1st Baron Ferrers of Groby Sir William de Ferrers, IV |
| Birth | 1240 | Woodham Ferrers, Essex, England |
| Death | 24 Jan 1288 | Groby, Leicestershire, England |
| Burial | Groby, Leicestershire, England |
|
| Spouse | Anne Durwood | F5192 | |
| Marriage | ||
We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
