Ivan Thanthiran (transl. He is a Strategist) is a 2017 Indian Tamil-language action thriller film written and directed by R. Kannan. The film features Gautham Karthik and Shraddha Srinath in the lead roles, while RJ Balaji and Super Subbarayan play supporting roles. S. Thaman composed the film's music, while Prasanna Kumar handled the cinematography and Selva RK did the editing. The film released on 30 June 2017 to positive reviews and eventually became a box office success.