See also

Clémence VAN OISY's parents: Hugo II VAN OISY (c. 1075-c. 1139) and Hildiarde DE FIENNES (c. 1083-c. 1167)
Clémence VAN OISY's sister: Ermengarde VAN OISY (c. 1100-c. 1165)

Family of Willem I DE BETHUNE and Clémence VAN OISY

Husband:
Willem I DE BETHUNE ( -c. 1138)
Wife:
Clémence VAN OISY (c. 1110-c. 1165)
Children:
Mathilde DE BETHUNE (c. 1130-c. 1190)
Marriage:
1129

Husband: Willem I DE BETHUNE

Willem I DE BETHUNE

Name:
Willem I DE BETHUNE
Sex:
Male
Father:
-
Mother:
-
Title:
Heer van Béthune
Title:
Heer van Béthune
Death:
c. 1138

Wife: Clémence VAN OISY

Clémence VAN OISY

Name:
Clémence VAN OISY
Sex:
Female
Father:
Hugo II VAN OISY (c. 1075-c. 1139)
Mother:
Hildiarde DE FIENNES (c. 1083-c. 1167)
Birth:
c. 1110
Death:
c. 1165 (age 54-55)

Child 1: Mathilde DE BETHUNE

Daughter: Mathilde DE BETHUNE

Name:
Mathilde DE BETHUNE
Sex:
Female
Spouse:
Evrard Radulphe DE MORTAGNE (c. 1125-1190)
Birth:
c. 1130
Lokeren, Oost-Vlaanderen, Belgium
Death:
c. 1190 (age 59-60)