Gangster: A Love Story is a 2006 Indian Hindi-language musical romantic thriller film directed by Anurag Basu. It stars Kangana Ranaut, Emraan Hashmi and Shiney Ahuja in lead roles. The film was produced by Mahesh Bhatt and Mukesh Bhatt of Vishesh Films. The music and the soundtrack was composed by Pritam.

Gangster was released theatrically on 28 April 2006, and proved to be a commercial success at the box office. It received positive reviews from critics, with praise for its screenplay, soundtrack, cinematography and performances of the cast, with particular praise directed towards Ranaut's debut performance.

At the 52nd Filmfare Awards, Gangster received 10 nominations, including Best Villain (Hashmi) and Best Male Playback Singer (Zubeen Garg for "Ya Ali"), and won Best Female Debut (Ranaut).

The film was remade in Kannada as Nee Illadhe (2011).