William De MANDEVILLE 
William De was born about 1054 in Of, Great Waltham, Essex, England. William De's father was Geoffrey De MANDEVILLE and his mother was Adeliza De BALTS. He had a brother and a sister, named Geoffrey and Miss De. He was the oldest of the three children. He died about 1130 in , , , England.General Notes
Ancestral File Number:<AFN> V9VS-92
‌William De and Margaret De were married in a religious ceremony about 1083 in England ?. They had a son and a daughter, named Geoffrey De and Beatrix De.
Family Notes
_UID310CBE474754C94EA4A873B70AE5BCDEF375
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Children
Geoffrey De MANDEVILLE
Geoffrey De was born about 1082 in Of, Great Waltham, Essex, England. He died on September 14th, 1144 in Mildenhall, Suffolk, England. He was buried in New Temple Church, Holborn, Suffolk, England.
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 Of, Rickling, Essex, England. She was buried in Walden Abbey, Rickling, Essex, England.