 Duke Heinrich IX Of Bavaria, son of Duke Welf IV Of Bavaria and Princess Judith Of Flanders.Born 1074, died Dec 13, 1126, 51 or 52 years Married/ Related to:  Princess Wulfhild Of Sachsen, daughter of Duke Magnus Of Sachsen and Princess Sophie Of Hungary.Born 1075, died Dec 29, 1126, 50 or 51 years _STATMARRIED Child: | |||