Robert fitz Walter de Chesney
Robert fitz Walter was born about 1107 in Hereford, Norfolk, England.  He died after 1136.

 Sybil de Caisneto
Sybil was born about 1107.

 William de Chesney
William was born about 1137 in Blythborough, Suffolk, England.  He died in 1174.

 Bartholomew de Chesney
Bartholomew was born about 1140.