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Female Isabel De Ferrers Click to view Isabel De Ferrers in the family tree

Isabel De's father was William De aka Walcheline (Robert) de FERRIERES; 3rd Earl of DERBY; Lord of OAKHAM; Crusader Ferrers and her mother is Goda De Toney.  Her paternal grandparents are Earl Robert De of Derby Ferrers and Margaret Peverell; her maternal grandparents are Robert De Toney and <Unknown>. She had a half-brother and a half-sister, named William De and Millicent De.

Family Details of Isabel De's family with Roger De Mortimer

Family Details of Isabel De's family with Piers FitzHerbert