Genealogy Files - Family Card
Jean I d’ Avesnes Count of Holland(1 May 1218 - 24 Dec 1256)Henry III “the Blond” Count of Luxembourg(1217 - 24 Nov 1281)
Adelaide of Holland(1226 - 1283)Mathilde/Margaret de Bar(1220 - 23 Nov 1275)
m. 1270
b. 1247, Brabant, Holland
d. 22 Aug 1304, Valenciennes, France
b. 1252, Luxembourg
d. 6 Apr 1311, Valenciennes, France
Children
> William III d’ Avesnes Count of Holland(1286 - 7 Jun 1337)