Anthony Deane Rapp (born October 26, 1971) is an American actor and singer who originated the role of Mark Cohen in the Broadway production of Rent. Following his original performance of the role in 1996, Rapp reprised it in the film version of the show and then the show's United States Tour in 2009. He also performed the role of Charlie Brown in the 1999 Broadway revival of You're a Good Man, Charlie Brown and originated the role of Lucas in the musical If/Then in 2014. His screen roles include Lieutenant Commander Paul Stamets on the television series Star Trek: Discovery.
Rapp was born on October 26, 1971, in Chicago, Illinois, and raised in nearby Joliet, Illinois, to Mary Lee (née Baird) and Douglas Rapp. After his parents' divorce in 1974, he was raised by his mother, a trained nurse. His older brother is playwright, novelist, and filmmaker Adam Rapp. He also has an older sister.