M. Lamar

Reginald Lamar Cox (born May 29, 1972), known professionally as M Lamar, is an American composer, performer, and artist. He is an operatic countertenor and pianist whose work incorporates film, sculpture, installation, and performance. Lamar is the identical twin of actress Laverne Cox, and played his sister's character pre-transition in two episodes of the Netflix show Orange Is the New Black.