Who married Charles I, Margrave of Baden-Baden?

Charles I of Baden (1427 – 24 February 1475, Pforzheim) was a Margrave of Baden-Baden during 1454–1475.

Charles was the elder son of Jacob, Margrave of Baden-Baden, and his wife Catherine, daughter of Charles II, Duke of Lorraine. In 1462 he became involved in the Bavarian War (1459–63) against Frederick I, Elector Palatine. This war finished in the same year with Charles's defeat and capture at the Battle of Seckenheim in 1462.

Catherine of Austria (1420 in Wiener Neustadt – 11 September 1493 at Hohenbaden Castle in Baden-Baden) was a member of the House of Habsburg and through marriage Margravine of Baden.