Otto, Duke of Austria
Member of the House of Habsburg
Otto, known as the Merry, was Duke of Austria and Styria from 1330, as well as Duke of Carinthia from 1335 until his death. A member of the House of Habsburg, he ruled jointly with his elder brother Duke Albert II. Wikipedia
Born: July 23, 1301, Vienna, Austria
Died: February 17, 1339 (age 37 years), Neuberg an der Mürz, Austria
Children: Leopold II, Duke of Austria and Frederick II, Duke of Austria
Partner: Anne of Bohemia, Duchess of Austria (1335–) and Elizabeth of Bavaria, Duchess of Austria (1325–)