Family: 5th Earl of Derby Sir William de Ferrers, III / Sibyl Marshall (F5202)
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![]() | 4th Earl of Derby Sir William de Ferrers, II![]() ![]() |
![]() | Agnes de Kevelioc![]() ![]() |
![]() | 1st Earl of Pembroke William Marshall, the Elder![]() |
![]() | 4th Countess of Pembroke Isabella de Clare![]() ![]() |
![]() | Countess of Cornwall Isabel Marshall![]() ![]() |
![]() | 5th Earl of Derby Sir William de Ferrers, III![]() ![]() |
![other spouses Other spouses](img/tng_more.gif)
![]() | Sibyl Marshall![]() ![]() |
![]() | Joan de Ferrers![]() ![]() |