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Male William FitzRobert De Mortaigne Click to view William FitzRobert De Mortaigne in the family tree

William FitzRobert was born about 1080 in Cornwall, England.  William FitzRobert's father was Robert De Mortaigne and his mother is Maud De Montgomery.  His paternal grandparents were Herlluin De Conteville and Herleva De Falasia; his maternal grandparents were Roger De Montgomery and Mabel De Talvas De Belleme. He had three sisters named Agnes, Emma and Denise.  He was the youngest of the four children.  He died in 1140.


William FitzRobert's family with Isabel De Clare

They had a son and a daughter, named Aldhelm and Beatrix.

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