John Hastings
John was born on May 6th, 1262 in Allesley, Warwickshire & Bergavenny, Norfolk, England.

 Isabel de Valence
Isabel was born in 1266 in Pembroke, Cork, Ireland.  She died at the age of 39 on October 3rd, 1305.

 John de Hastings
John was born after 1275 in Abergavenny, Monmouthshire, England.

 Elizabeth de Hastings
Elizabeth was born about 1295 in Abergavenny, Monmouthshire, England.