Jean I de [Count of Flanders & Hainault] Avesnes
Birth:
Apr 1218
Etroent, Luxembourg
Death:
24 Dec 1257
Valenciennes, Nord, France
Burial:
Valenciennes, Nord, France
FCID:6150:11388
Parents
Father:
Mother:
Marriage(s)

Aleida Countess of [Countess of Avesnes] Holland
md. Sep 1246
Frankfort am Main, Hessen-Nassau, Prussia
Children
1.
Living
2.
Bouchard d' [Bishop of ... Avesnes
b. 26 May 1251
3.
Guy d' [Bishop of Utre ... Avesnes
b. 1253
4.
Guillaume d' [Bishop o ... Avesnes
b. 1254
5.
Floris d' [Prince of A ... Avesnes
b. 1255
6.
Living
7.
Living