He had a relationship with Iseult de Mortimer.
Child(ren):
grandparents
parents
brothers/sisters
children
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=48230301&pid=11283/ Ancestry.com
Birth date: 1267 Birth place: Stratton Audley, Oxon, England Death date: Mar 1326 Death place: Wallingford Castle, Berks, England/ Ancestry.com