Yes Man is a 2008 American romantic comedy film directed by Peyton Reed, written by Nicholas Stoller, Jarrad Paul, and Andrew Mogel and starring Jim Carrey and co-starring Zooey Deschanel. The film is based loosely on the 2005 memoir of the same name by humorist Danny Wallace, who also makes a cameo appearance in the film.

Production for the film began in Los Angeles in October 2007. It was released on December 19, 2008 in the United States and was then released in the United Kingdom on December 26, 2008. The film received mixed reviews from critics, but was a box office success, making $223 million worldwide.