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Male William De Mandeville Click to view William De Mandeville in the family tree

William was born in 1088.  William's father was William De Mandeville and his mother was Margaret De Rie.  His paternal grandparents were Geoffrey De Mandeville and Adeliza De Balts; his maternal grandfather was Eudo De Rie and his maternal grandmother is Rohese FitzRichard De Clare. He had a brother and a sister, named Geoffrey and Beatrix.  He is the oldest of the three children.

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