 Clemence De Oisy, daughter of Hugues II De Oisy and Heldiarde De Mons.Born 1110 at Cambrai, Nord, Nord Pas DE Calais, France, died 1165, 54 or 55 years Married/ Related to:  Guillaume I De Bethune, son of Robert IV De Bethune and N.N..Born 1100 at Bethune, Pas DE Calais, France, died 1144, 43 or 44 years Child: 1. Robert V De BethuneBorn 1135 at Bethune, Pas DE Calais, Normandy, France, died Jan 10, 1191 at Acre, Palestine, 55 or 56 years | |||