Judith of Babenberg (c. late 1110s/1120 – after 1168), (Jutta, sometimes called Julitta or Ita in Latin sources), was a daughter of Agnes of Germany and her second husband Leopold III, Margrave of Austria. The chronicler Otto of Freising was one of her older brothers; Conrad III of Germany her half-brother. Frederick I, Holy Roman Emperor was her nephew.She married c. 1133 William V, Marquess of Montferrat, by whom she bore at least eight children.