| | Ralph deSomery Lord Dudley Baron 1151–1210 Margaret FitzGilbert Marshal 1160–1242 | | |
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| | Millicent deFerrers 1164–1252 Roger deMortimer 1158–1214 | | |
| | WilliamII deFerrers Earl of Derby 1162–… Agnes deMeschines 1174–1247 | | |
| | William deFerrers Earl of Derby 1130–1189 | | |
| | Robert deFerrers 1100–1160 | | |
| | Robert deFerriers Earl of Derby 1062–1139 | | |
| | Henry Sire deFerriers 1036–1088 | | | | Walkelin Seigneur deFerrieres …–… |
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