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Female Blanche deBrienne Click to view Blanche deBrienne in the family tree

Blanche's father was Jean deBrienne and her mother was Jeanne deChateaudun.  Her paternal grandparents were Jean deBrienne , Count and Berengria Alfonsez , Princess of Leon.  She was an only child.


Blanche's family with William deFiennes

They had a daughter named Margaret.

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