Must Love Dogs is a 2005 American romantic comedy film based on Claire Cook's 2002 novel of the same name. Starring Diane Lane and John Cusack, it is the second and final film to be written, produced, and directed by Gary David Goldberg and was produced on a budget of $30 million. The film focuses on a woman's struggle with divorce and meeting new people afterward.

Production started on October 12, 2004, with a release date of July 29, 2005. Critical opinion was mostly negative but indicated that the actors were not to blame. The film was also the final project ever to be produced by independent company Ubu Productions. Must Love Dogs took the fifth spot on its opening weekend and has grossed more than $58.4 million worldwide. The film was released on VHS and DVD on December 20, 2005, and then released on Warner Archive Blu-ray disc on November 26, 2024.