Robert De+ Mankesey
Robert De+ was born about 1201 in Catshull and Ertington, Surrey, England.  He died in 1264.

 Isabel De+ Gatton
Isabel De+ was born about 1205 in Gatton, Surrey, England.

 Hamo De+ Gatton
Hamo De+ was born in 1231 in Gatton, Surrey, England.  He died before 1291.