Reginald de Grey
Reginald de was born in 1237.  He died at the age of 71 on April 5th, 1308.

 Maud FitzHugh
Maud was born in 1245 in Wilton Castle, Herefordshire, England.

 John de Grey
John de was born in 1368 in Wilton, Herfordshire, England.  He died at the age of 45 on October 28th, 1323 in Leicestrshire, England.