Matthew de GERNON
Matthew de was born about 1100 in Normandy, France.  He died after 1161 in Downham and Mount Bures, Essex, England.

 Hodierna de SACKVILLE
Hodierna de was born about 1094 in Mont-Bures, Essex, England.

 Ralph (Sir) de GERNON
Ralph (Sir) de was born about 1118 in Stansted, Essex, England.