Count of Flanders Jean I
Birth:
1 May 1218
Etroeungt, Nord, France
Death:
24 Dec 1257
FCID:4741:2613
Parents
Father:
Seigneur of Avesnes Bouchard
Mother:
Countess of Flanders Margriet
Marriage(s)
Countess of Holland Alida
md. 9 Oct 1246
Children
1.
Count of Hainault Jean II
b. 1247