Sophia of Bavaria (1105–1145)
…of Welf and was the sister of Henry X, Duke of Bavaria; Welf VI; Judith of Bavaria, Duchess of Swabia; and Conrad of Bavaria. Her first husband was Berthold III, Duke of Zähringen, who was killed in 1122. After her first husband's death, she married Leopold of Styria. In 1124 she gave birth to a son, Ottokar. Her second husband…