A firm is a commercial partnership of two or more people.

Firm or The Firm may also refer to:

Entertainment Film and television The Firm (1989 film), a British drama The Firm (1993 film), an American legal thriller based on John Grisham's novel The Firm (2009 film), a remake of the 1989 film The Firm (2012 TV series), a Canadian television series and a sequel to the 1993 film The Firm (Malaysian TV series), a TV series that began in 2007

Music The Firm (album), album by rock group The Firm The Firm (soundtrack), an album by Dave Grusin The Firm (hip hop group), an American hip hop supergroup between 1996 and 1998 The Firm (novelty band), a band best known for their hits "Star Trekkin'" and "Arthur Daley E's Alright" The Firm (rock band), a British rock band that was active from 1984 to 1986 with Paul Rodgers and Jimmy Page.

Other entertainment The Firm (novel), a novel by John Grisham The Firm: The Inside Story of McKinsey, a book by Duff McDonald "The Firm", J. C. Williamson's, Australian show-business organization

Ships USS Firm (AM-444), an Aggressive-class minesweeper launched in 1953 USS Firm (AM-98), an Adroit-class minesweeper laid down in 1941 , eight Royal Navy ships

Other The Firm, slang for the inner British royal family The FIRM, a brand of workout videos and fitness products The Firm, Inc., a talent management company Fair Immigration Reform Movement Flood insurance rate map British firms (organised crime)

See also Hooligan firm, a violent football supporters' group The Old Firm and New Firm, Scottish football rivalries Fire Information for Resource Management System Fishery Resources Monitoring System (FIRMS)