Rudolf I of Bohemia
King of Poland
Rudolf I, also known as Rudolf of Habsburg, was a member of the House of Habsburg, the King of Bohemia and titular King of Poland from 1306 until his death. He was also Duke of Austria and Styria from 1298. Wikipedia
Born: 1281
Died: July 4, 1307 (age 26 years), Horazdovice, Czechia
Spouse: Elizabeth Richeza of Poland (m. 1306–1307) and Blanche of France, Duchess of Austria (m. 1300)