William de MANDEVILLE & Margaret de RIE 
They had a daughter named Beatrix de.
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Personal Details
William de MANDEVILLE
William de was born about 1054 in Great Waltham, Essex, England. He died about 1130 in England.
Margaret de RIE
Margaret de was born about 1088 in Rycott, Oxfordshire, England. She died in England.
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Children
Beatrix de MANDEVILLE
Beatrix de was born in 1105 in Mandeville, Normandy, France. She died at the age of 92 on April 19th, 1197 in Rickling, Essex, England. She was buried in Walden Abbey, Rickling, Essex, England.