Wife: Philippa of LUXEMBOURG
Children:
_________________________ | _____________________| | | | |_________________________ | _John I AVESNES ______| | (1218 - 1257) | | | _________________________ | | | | |_____________________| | | | |_________________________ | | |--John II AVESNES | (1247 - 1304) | _William I HOLLAND ______+ | | (1167 - 1221) m 1197 | _Floris IV HOLLAND __| | | (1210 - 1234) | | | |_Adelaide of WASSENBERG _ | | (1182 - 1218) m 1197 |_Adelaide of HOLLAND _| (1230 - 1284) | | _________________________ | | |_Matilda of REGINAR _| (1200 - 1267) | |_________________________