| Family 1 |
William Ferrers, [EARL OF DERBY], b. Abt 1200, Of, , Derbyshire, England d. 24 Mar 1254, , Evington, Leicestershire, England (Age 54 years) |
| Children |
| | 1. Agnes De Ferrers, b. Abt 1224, Of, , Derbyshire, England d. 11 May 1290 (Age 66 years) |
| | 2. Isabella De Ferrers, b. Abt 1226, Of, , Derbyshire, England d. 1260 (Age 34 years) |
| | 3. Maud (Matilda) De Ferrers, b. Abt 1228, Of, , Derbyshire, England d. 12 Mar 1298/1299 (Age 71 years) |
| | 4. Sibyl De Ferrers, b. 1230, Of, , Derbyshire, England  |
| | 5. Joan De Ferrers, b. Abt 1232, Of, , Derbyshire, England d. Oct 1267 (Age 35 years) |
| | 6. Agatha De Ferrers, b. Abt 1234, Of, FERRARS, Derbyshire, England d. 22 May 1306 (Age 72 years) |
| | 7. Eleanor De Ferrers, b. Abt 1236, Of, , Derbyshire, England d. Bef 12 Oct 1274 (Age < 38 years) |
| | 8. John De Ferrers, b. Abt 1238,  |
|