Archduke Stefan of Austria, Prince of Tuscany (German: Stefan, Erzherzog von Österreich, Prinz von Toskana) (15 August 1932 in Mödling, Lower Austria, Austria – 12 November 1998 in Brighton, Michigan, United States) was a member of the House of Habsburg an Archduke and Prince of Tuscany by birth.
Stefan was the eldest child and son of Archduke Anton of Austria and his wife Princess Ileana of Romania.