| Earl William DE FERRERS Of Derby ( - 1247) |
Sir William MARSHALL 3rd Earl Of Pembroke (1146 - 1219) |
| Lady Agnes KEVELIOCK Of Chartley ( - 1247) |
Isabel DE CLARE (ca1174 - 1220) |
| Earl William DE FERRERS 5th Of Derby | Sibyl MARSHALL |
| b. 1190 occ. Sheriff Of County Lancaster And Keeper Of The Honour Of Lancaster [Complete Peerage IV, 199] edu. rel. d. 1247, age: 57 br. 31 Mar 1254, Merevale Abbey ch. Flags. Maternal |
b. occ. edu. rel. d. br. ch. Flags. Maternal |
| Spouses: 1, 2, 3 | Spouses: 1, 2 |
| > Maud DE FERRERS < |