Mahaan (transl. The Great One) is a 2022 Indian Tamil-language action thriller film directed by Karthik Subbaraj and produced by S. S. Lalit Kumar under Seven Screen Studio. It stars Vikram and Dhruv Vikram, alongside Simran, Bobby Simha, Sananth, Vettai Muthukumar, Deepak Paramesh and Aadukalam Naren. The film revolves around Gandhi Mahaan's journey from a commerce teacher to a liquor baron, but his journey takes a twist when his son Dadabhai Naoroiji, an extremist Gandhian, vows revenge on Gandhi Mahaan for violating the Gandhian principles and abandoning his family.

The music was composed by Santhosh Narayanan, with cinematography and editing being handled by Shreyaas Krishna and Vivek Harshan. Principal photography began on 10 March 2021. After some days the filming was stopped due to the COVID-19 pandemic and then resumed on 6 July 2021 and completed on 14 August 2021. Due to the delays of the film, a few incomplete scenes were cut from the final runtime of 3 hours, which were later released on the 100th day of release.

Mahaan was released on 10 February 2022 on Amazon Prime Video to positive critics.