William St. Quentin
William was born about 1165.  He died after 1241 in Brandisburton, York, England.

 Beatrice Sutton
Beatrice was born about 1168 in Holderness, York, England.  She died after 1180.

 Joyce de St. Quentin
Joyce de was born about 1180 in Brayns-Burton, York, England.