| Robert II de FERRERS Earl of Derby (ca1118 - <1160) |
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| Margaret PEVEREL (ca1114 - ) |
| William de FERRERS Earl of Derby | Sibyl de BRAOSE |
| b. ca 1136, of (Derbys) England d. bef 21 Oct 1190, on crusade, at seige of Acre, Palestine br. occ. III earl of Derby {1160-1190} edu. rel. |
b. ca 1150, of Bramber (Sussex) England d. aft 5 Feb 1228/1229 br. occ. edu. rel. |
| > William II de FERRERS Earl of Derby < > Millicent de FERRERS < > Pernel de FERRERS < |