Ulrich III was the Lord in the March of Carniola from c. 1249 and Duke of Carinthia from 1256 until his death, the last ruler from the House of Sponheim. His rule had long-lasting consequences. Wikipedia
Born: 1220
Died: October 27, 1269 (age 49 years), Cividale del Friuli, Italy
Spouse: Agnes of Baden, Duchess of Carinthia (m. 1263–1269) and Agnes of Merania (m. 1250–1263)
Parents: Bernhard von Spanheim and Judith of Bohemia (d. 1230)
Duke: 1256–1269