William MANDEVILLE 
William was born about 1058 in Manneville, Seine-Infereiure, Normandy, France. William's father was Geoffrey de MANDEVILLE. He was an only child. He died about 1130 in Great Waltham, Essex, England.
They had a daughter named Beatrice de.
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Children
Beatrice de MANDEVILLE
Beatrice de was born in 1105 in Mandeville, Seine-Infereiure, Normandy, France. She died before April 19th, 1167 in Rickling, Essex, England.