Lloyd Bacon (1889-1955) was a screen, stage, and vaudeville actor and a film director.

He started in films with Charlie Chaplin and Bronco Billy Anderson and appeared in more than 40 total. As an actor he is best known for supporting Chaplin in such films as 1915's The Tramp, The Champion and 1917's Easy Street .

He also directed over a hundred films between 1920 and 1955. He is best known as director of such classics as 1933's 42nd Street, 1938's A Slight Case of Murder , and 1940s Knute Rockne All American starring Ronald Reagan.