Father: Duke Welf IV of Bavaria Born: 1030 Married: Unknown Died: November 1101
Mother: Princess Judith of Flanders Born: 1033 Died: March 5, 1094
Children: 1. Princess Dorothea of Bavaria (b.1059) 2. Duke Welf V of Bavaria (b.1063) 3. Princess Kunzia of Bavaria (b.1068) 1. Duke Heinrich IX of Bavaria (b.1074)