Carl Melles (born Melles Károly; 15 July 1926 – 25 April 2004) was an Austrian orchestral conductor of Hungarian descent.

He married Hungarian noblewoman Judith von Rohonczy (1929–2001), daughter of an actress, Ila Lóth. They are parents of actress Sunnyi Melles, who is married to Prince Peter zu Sayn-Wittgenstein-Sayn.

He conducted Wagner's Tannhauser at the 1966 Bayreuth Festival.

• Howell, Christopher. "Forgotten Artists. An occasional series by Christopher Howell. 23. Carl Melles (1926–2004)" MusicWeb International July 2017.