Ten Nights in a Bar Room is a 1921 melodrama film directed by Oscar Apfel. The film is based on the novel of the same name by Timothy Shay Arthur.
Logging camp worker Joe Morgan becomes an alcoholic after a saloon opens up in town. His daughter Mary suffers as a result of this. One day, while Joe is at the saloon, his daughter Mary shows up to ask him to come home. A fight breaks out, and Mary is hit with a glass, killing her. Joe vows for revenge. After a series of misadventures, Joe stops trying to avenge his daughter's death, and he reunites with his wife.
A complete copy of the film is held by the Library of Congress.