Constance of Babenberg Duchess of Austria by birth, Margravine of Meissen by marriage (1212–1243) Parents Theodora Angelina Leopold VI, Duke of Austria Children Albert II Theodoric of Landsberg Siblings Leopold Babenberský Agnes of Babenberg Heinrich der Grausame von Österreich Margaret of Austria, Queen of Bohemia Gertrud von Babenberg Frederick II, Duke of Austria Partners Henry III
