Ladislaus V, more commonly known as Ladislaus the Posthumous, was Duke of Austria and King of Hungary, Croatia and Bohemia. He was the posthumous son of Albert of Habsburg with Elizabeth of Luxembourg. Wikipedia
Born: February 1440, Komárom, Hungary
Died: November 23, 1457 (age 17 years), Prague, Czechia
Great-grandparents: Charles IV, Albert III, Duke of Austria, Elizabeth of Pomerania, and more
Place of burial: St. Vitus Cathedral, Prague, Czechia
Parents: Albert II of Germany and Elizabeth of Luxembourg
Grandparents: Sigismund, Holy Roman Emperor, Barbara of Cilli, Albert IV, Duke of Austria, and more