Theodor Uppman (12 January 1920 – 17 March 2005) was an American operatic baritone. He is best known for his creation of the title role in Benjamin Britten's opera Billy Budd. Uppman, of Swedish descent, was born in San Jose, California, and studied voice at the Curtis Institute of Music in Philadelphia and privately with Beverley Peck Johnson in New York City. He made his professional debut in 1941 with the Northern California Symphony Orchestra. His career was sparked by his 1947 concert performance as Pelléas in Debussy’s Pelléas et Mélisande, with the San Francisco Symphony Orchestra under Pierre Monteux, and Maggie Teyte as Mélisande. He soon reprised the role with the New York City Opera in 1948 and in his debut with the Metropolitan Opera on 27 November 1953.