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Female Mary De Say Click to view Mary De Say in the family tree

Mary was born about 1257 in ,Thurston, Suffolk, England.1   Mary's father was William De Say and her mother was Sibyl Marshall.  Her paternal grandparents were Geoffrey II Lord De Say and Alice de Chesney; her maternal grandparents were William The Protector' Marshall and Isabel Fitzgilbert De Clare. She had a brother and a sister, named William and De Say. She had three half-sisters named Maud Matilda, Joan and Agnes.


Mary's family with Robert D'Ufford

They had a son named Robert.

1 Joanne's Tree.1 GED.GED
Further source/citation:
daveanthes.FTW

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