Frederick IV, also known as Frederick of the Empty Pockets, a member of the House of Habsburg, was Duke of Austria from 1402 until his death. As a scion of the Habsburg Leopoldian line, he ruled over Further Austria and the County of Tyrol from... Wikipedia
Born: 1382
Died: June 24, 1439 (age 57 years), Innsbruck, Austria
Children: Sigismund, Archduke of Austria, Wolfgang von Habsburg, Hedwig von Habsburg, and more
Parents: Leopold III, Duke of Austria and Viridis Visconti
Partner: Anna of Brunswick-Lüneburg (1410–) and Elisabeth of the Palatinate (1406–)