Lagaan (lang-hi????; lang-ur????; translation: Land Tax), also known as Lagaan: Once upon a time in India, is a 2001 Hindi (Hindi film) feature film. The film, based on an original story by Ashutosh Gowariker, was also directed by him. It was produced by Aamir Khan, who plays the lead role, and stars Gracy Singh, Rachel Shelley and Paul Blackthorne in supporting roles.

The movie is set in the Victorian (Victorian era) period of the British Raj and revolves around the peasants from a barren village who are oppressed by high taxes imposed by the British. When the peasants attempt to persuade the officers to reduce the taxes, the officers put forth a proposition to the peasants. One senior officer offers to cancel their taxes for three years if their village team beats him at cricket. After accepting his proposition, the villagers face the arduous task of learning the game and playing for a result that will change their villages destiny.

The film received critical acclaim and awards at various international film festivals (List of film festivals), as well as many Indian film (Cinema of India) awards. It also became the third Hindi-language film to be nominated for the Academy Award for Best Foreign Language Film after Mother India and Salaam Bombay!. It was one of the biggest hits of 2001 while its DVD sales were the highest ever for a Bollywood movie up to 2007.