Deuce Bigalow: Male Gigolo is a 1999 American sex comedy film directed by Mike Mitchell (in his directorial debut) and written by Harris Goldberg and Rob Schneider. The film stars Schneider (in the title role), William Forsythe, Eddie Griffin, and Arija Bareikis, with supporting roles by Oded Fehr, Gail O'Grady, Richard Riehle, Jacqueline Obradors, Big Boy, Amy Poehler, and Dina Platias. The film tells the story of a hapless fishtank cleaner who goes into business as a male prostitute in an attempt to earn enough money to repair the damage he caused while house-sitting. It was the first film produced by Adam Sandler's production company Happy Madison Productions.

Deuce Bigalow: Male Gigolo was released in the United States on December 10, 1999, by Buena Vista Pictures through the Touchstone Pictures label. While the film received generally negative reviews from critics, it was a box office success, grossing over $92 million worldwide against a $17 million budget.

A sequel, titled Deuce Bigalow: European Gigolo, was released in August 2005 by Sony Pictures Releasing.