Henry De Grey
Henry was born about 1161 in Codner, Derbyshire, England.  He died about 1219.

 Isolda-Iseude Bardolf
Isolda-Iseude was born about 1168 in Hoo, Kent, England.  She died before January 18th, 1246.  She was buried on January 18th, 1246.

 John De Grey
John was born about 1205 in Derbyshire, England.  He died in March 1265.