| Family 2 |
William de FERRERS, 5th Earl of Derby, b. Abt 1200, Of, , Derbyshire, England d. 24 Mar 1254, , Evington, Leicestershire, England (Age 54 years) |
| Children |
| | 1. Robert FERRERS, Earl of Derby, b. 1239, Of, Derby, Lincolnshire, England d. 1278 OR 1279 (Age 40 years) |
| | 2. William de FERRERS, b. Abt 1240, Of, Groby, Leicestershire, England d. 20 Dec 1287 (Age 47 years) |
| | 3. Agnes de FERRERS, b. 1244, Of, Derby, Derbyshire, England d. Yes, date unknown |
| | 4. Elizabeth FERRERS, b. Abt 1246, d. Yes, date unknown |
| | 5. Joan de FERRERS, Baroness Berkeley, b. Abt 1248, Of, , Derbyshire, England d. 19 Mar 1309 OR 1310, Berkeley Castle, Berkeley, Gloucestershire, England (Age 62 years) |
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