Father: Duke Heinrich XII of Bavaria Born: 1129 Married: February 1168 in Braunschweig Died: August 6, 1195
Mother: Princess Ida of Bliescastel Born: 1130 Died: 1151
Children: 1. Princess Mathilde of Sachsen (b.1150)
Father: Duke Heinrich XII of Bavaria Married: Unknown Mother: Princess Mathilde of England Born: 1156 in Lambeth Died: June 28, 1189
Children: 1. Princess Mathilde of Bavaria (b.1170) 2. Duke Heinrich I of Rhine (b.1173) 3. Duke Lothar of Bavaria (b.1174) 4. Princess Richza of Bavaria (b.1180) 5. Emperor Otto IV of Holy Roman Empire (b.1182) 6. Duke Wilhelm of Braunschweig-Luneburg (b.4/11/1184)