Sir Gilbert De Greinville
Sir Gilbert was born in 1210 in Chilton, Thame, Buckinghamshire, England.

 Joyouse de Hallaton
Joyouse was born in 1220 in Hallaton, Leicestershire, England.  Joyouse is no longer alive.

 Joan De Greinville
Joan was born in 1240 in Hallaton, Leicestershire, England.  She died at the age of 65 on November 2nd, 1305.