William De Mandeville
William was born about 1062 in Rycott, England.¹   He died in 1129.¹ 

 Margaret De Rie
Margaret was born about 1088 in Rycott, Oxford, England.¹   She died in England.¹ 

 Geoffrey De Mandeville
Geoffrey was born about 1106 in Rycott, England.¹   He died on September 14th, 1144 in Mildenhall, England.¹