_Henry II NASSAU _______+ | (1180 - 1247) _Otto I NASSAU ______| | (.... - 1289) | | |_Matilda OF WASSENBERG _ | (.... - 1247) _Henry NASSAU-SIEGEN ___________________| | (1270 - 1343) | | | ________________________ | | | | |_Agnes OF LEININGEN _| | (.... - 1299) | | |________________________ | | |--Henry I NASSAU | (1307 - 1388) | ________________________ | | | _____________________| | | | | | |________________________ | | |_Adelaide of Heinsberg and BLANKENBURG _| | | ________________________ | | |_____________________| | |________________________