Sumi Jo is a South Korean operatic soprano. She released the albums Bellini: Norma, La Prima Donna: Sumi Jo 30th Debut Anniversary, and Missing You. She collaborated with Yiruma on the song Cuore Indigo, Georg Solti and the Vienna Philharmonic on Die Zauberflöte, K. 620: Der Hölle Rache Kocht in Meinem Herze, and the BBC Concert Orchestra on Simple Song #3. Jo also appears in the film Youth.