William, known as William the Courteous, a member of the House of Habsburg and Wilhelm, was Duke of Austria from 1386. As head of the Leopoldian line, he ruled over the Inner Austrian duchies of Carinthia, Styria and Carniola as well as the County of Tyrol and Further Austria from 1396 until his death.
Historic portrait by Anton Boys (about 1580)
Seal of William of Austria
Dymitr of Goraj by Jan Matejko depicts Jadwiga trying to break the castle gate to join William
The House of Habsburg, also known as the House of Austria, is one of the most prominent and important dynasties in European history.
Profile portrait of Leopold I highlighting his "Habsburg jaw", Deutsches Historisches Museum
"PLUS OULTRE", motto of Charles V in French, on a ceiling of the Palace of Charles V in Granada