Lloyd Francis Bacon (December 4, 1889 - November 15, 1955) was a screen, stage, and vaudeville actor and film director.
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, 1937's Ever Since Eve from a screenplay by the playwright Lawrence Riley et al., 1938's A Slight Case of Murder with Edward G. Robinson, 1939's Invisible Stripes with George Raft and Humphrey Bogart, 1939's The Oklahoma Kid with James Cagney and Humphrey Bogart, and 1940's Knute Rockne, All American with Pat O'Brien and Ronald Reagan (as "the Gipper").
Bacon's brother, Irving Bacon, was a film actor who appeared in a number of Bacon's films. Their father, Frank Bacon, was the co-author and star of Lightnin' (1918), which for a while was the longest-running play in Broadway history.