Leopold I, Duke of Austria (d. 1326)

Leopold I (4 August 1290 – 28 February 1326), called The Glorious, of the House of Habsburg, was Duke of Austria and Styria – as co-ruler with his elder brother Frederick the Fair – from 1308 until his death. Born at Vienna, he was the third son of Albert I of Germany and Elisabeth of Gorizia-Tyrol, a scion of the Meinhardiner dynasty.