Leo Sheffield (15 November 1873 – 3 September 1951) was an English singer and actor best known for his performances in baritone roles of the Savoy Operas with the D'Oyly Carte Opera Company. He made his first stage appearances under the direction of W. S. Gilbert in 1906, remaining with the D'Oyly Carte company for three years. After touring in musical theatre for the next five years with other managements, he rejoined D'Oyly Carte from 1915 to 1928 in the principal baritone roles, appearing in London seasons and on tour in Britain and, in one of his last seasons, Canada. He recorded many of these roles.After leaving D'Oyly Carte, Sheffield worked in a wide variety of theatre, including musical comedy, straight plays, pantomime, and in radio and films. He continued to tour during the Second World War while in his seventies.