Harry Ensign (1883 in Waterbury, Connecticut – 1943 in Hollywood) was an early American cinematographer of the silent period. He became head of the film laboratory at Paramount Pictures. He worked with Charlie Chaplin on films such as A Night in the Show (1915), A Woman (1915), By the Sea (1915), The Champion (1915), A Jitney Elopement (1915), The Bank (1915), Work (1915), A Night Out (1915), Shanghaied (1915). Police (1916), and Triple Trouble (1918).
- Mitchell, Glenn (1997). The Chaplin Encyclopedia. B.T. Batsford. p. 262. ISBN 978-0-7134-7938-6.
- Pierre, Paul Matthew St. (2009). Music Hall Mimesis in British Film, 1895-1960: On the Halls on the Screen. Associated University Presse. p. 197. ISBN 978-0-8386-4191-0.