With Adelaide of Poland (daughter of
Władysław I Herman and
Judith of Swabia) he had 5 children, among them Diepold IV who already died before him in 1130, and the daughter
Adelheid of Vohburg who married Emperor Frederick I one year after her father's death. His second wife was Kunigunde von
Beichlingen (b. about 1095; d. 8 June 1140), with whom he had 3 children, including Bertold I (d. after 1182), who succeeded him, and Kunigunde von Vohburg (c. 1131 - 22 November 1184) who married
Ottokar III of Styria. His third marriage was to Sophia, the sister of a Hungarian count named Stephan (Istvan). From this marriage came two children, including Diepold V (d. after 1181). ==References==