Iruvar (The Duo) (1997) is a Tamil language Indian film directed and co-written by Mani Ratnam, with music composed by A. R. Rahman. The film is a fictionalized account of the lives of 1980s Tamil Nadu political icons M. G. Ramachandran and M. Karunanidhi, continuing the tryst between Tamil cinema and Dravidian politics.

Mohanlal and Prakash Raj played lead roles in the film. Tabu, Gouthami, Revathi Menon and Nasser star in supporting roles. The film also saw the movie debut of Aishwarya Rai, then merely a model and former beauty queen (as well as an aspiring actress). It was subsequently dubbed in Telugu under the title Iddaru and Malayalam as Iruvar. The cinematography was by Santosh Sivan.Mohanlal and Prakash Raj had a stunning and extraordinary performance in this film.

The film was showcased in The Masters section at the 1997 Toronto International Film Festival. The film won the Best Film award at the Belgrade International Film Festival, two National Film Awards, and two Filmfare Awards South.