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Female Thomasse De Montfort Click to view Thomasse De Montfort in the family tree

Thomasse was born about 1274 in Leicester, Leicestershire, England.  Thomasse's father was Guy De Montfort and her mother was Margarite Aldobrandeschi.  Her paternal grandparents were Simon V de Montfort and Eleanor Plantagenet; her maternal grandparents were Aldobrandin Aldobrandeschi and Francoise De Baschi. She had a sister named Anastasie.  She was the younger of the two children.

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