Leopold, known as Leopold the Generous, was margrave of Austria from 1136, and duke of Bavaria from 1139 until his death in 1141.

Leopold III, known as Leopold the Good, was the Margrave of Austria from 1095 to his death in 1136. He was a member of the House of Babenberg. He was canonized on 6 January 1485 and became the patron saint of Austria, Lower Austria, Upper Austria and Vienna. His feast day is 15 November.