| William De Ferrers, KNT |
| William De Ferrers, KNT | |
| B: | Bet. 30 Jan 1271/72 |
| Yoxall, Stafford, England | |
| D: | Bet. 20 Mar 1324/25 |
| Ellen (Margaret) De Segrave |
| Ellen (Margaret) De Segrave | |
| B: | 1271 |
| Chacombe, England | |
| D: | 1316 |
| William De Ferrers, KNT |
| William De Ferrers, KNT | |
| B: | Abt. 1240 |
| Groby, Leicestershire, England | |
| D: | 20 Dec 1287 |
| 5th Earl of Derby William Ferrers |
| 5th Earl of Derby William Ferrers | |
| B: | 1193 |
| Derbyshire, England | |
| D: | 24 Mar 1254 |
| Evington, Leicestershire, England | |
| Margaret De Quincy |
| Margaret De Quincy | |
| B: | Abt. 1200 |
| M: | 1238 |
| Agnes De Meschines |
| Agnes De Meschines | |
| B: | Abt. 1174 |
| 4th Earl of Derby William De Ferrers |
| 4th Earl of Derby William De Ferrers | |
| B: | Abt. 1162 |
| Ferrers, Derbyshire, England | |
| D: | 22 Sep 1247 |