| | WilliamIII deFerrers Earl of Derby …–1253 Margaret deQuincy …–AD 1280/81 | | | | WilliamII deFerrers Earl of Derby 1162–… Agnes deMeschines 1174–1247 | | | | William deFerrers Earl of Derby 1130–1189 | | | | Robert deFerrers 1100–1160 | | |
| | | WilliamII deBraose …–1192 | | |
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| | | Bertrade deMontfort 1149–1189 | | | | RanulphIV deGernon Earl of Chester 1100–1153 Maud FitzRobert 1120–1189 | | |
| | | SimonIII deMontfort Earl of Evreux 1117–1180 | | |
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| | | | | | | Saher deQuincy Earl of Winchester 1155–1219 Margaret deBeaumont …–1234 | | | | Robert deQuincy 1100–1197 | | |
| | | RobertIII deBeaumont Earl of Leicester 1130–1190 Petronilla Grandmesnil 1134–1212 | | |
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| | | Alan Lord of Galloway …–… Margaret of Scotland Huntingdon …–… | | | | David of Huntingdon …–1219 | | |
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