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Male William de Fiennes II Click to view William de Fiennes II in the family tree

William was born about 1245 in Wendover, Buckinghamshire, England.  William's father was Baron Ingelram de Fiennes II and his mother is Isabel de Conde.  His paternal grandfather was William de Fiennes and his paternal grandmother is Agnes Danmartin; his maternal grandparents are Seigneur Jacques de Conde Balleul and Agnes Deroeux. He had a brother and a sister, named Giles and Maud.  He died on July 11th, 1302 in Courtral, Flandre, Occidential, Belgium.


William's family with Blanche de Brienne

‌William and Blanche were married in a religious ceremony in 1269 in Wigmore, Herefordshire, England.  They had a daughter named Margaret.

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