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Male Willem De Avesnes Click to view Willem De Avesnes in the family tree

Willem was born about 1286 in Avesnes, Pas-De-Calais, France.  Willem's father was Jean De Avesnes and his mother was Philippine UNKNOWN.  His paternal grandparents were Jean De Avesnes and Aleida UNKNOWN; his maternal grandparents were Henri UNKNOWN and Marguerite De Bar Mousson.  He was an only child.  He died on June 7th, 1337 in Valenciennes, Nord, France.


Willem's family with Jeanne De Valois

‌Willem and Jeanne were married in a religious ceremony on May 19th, 1305 in Longpont, Aisen, France.  They had a daughter named Philippa.

Source/Citation
Ancestral File (TM)

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