The Dukes of Swabia were the rulers of the Duchy of Swabia during the Middle Ages. Swabia was one of the five stem duchies of the medieval German kingdom, and its dukes were thus among the most powerf
Rudolf II, a member of the House of Habsburg, was Duke of Austria and Styria from 1282 to 1283, jointly with his elder brother Albert I, who succeeded him.
Rudolf I in the marriage of his son Rudolf II to Agnes of Bohemia, Duchess of Austria.