Narasimham (transl. The man-lion) is a 2000 Indian Malayalam-language action drama film directed by Shaji Kailas and written by Ranjith. The film stars Mohanlal in the title role with Thilakan, Kanaka , N. F. Varghese, Aishwariyaa Bhaskaran and Jagathy Sreekumar in pivotal roles. Mammootty appears in a cameo role. The film was the first production of Aashirvad Cinemas, owned by Antony Perumbavoor, the former chauffeur of Mohanlal.

Narasimham was released on 26 January 2000, India's 50th Republic Day, where the film ran for 200 days in theatres. The film was re-released under the name Narasimham Returns in 2014, which premiered in Dubai and was re-released in Kerala on several occasions, where it still enjoys a cult following. The film was remade in Telugu as Adhipathi (2001), starring Mohan Babu, Nagarjuna Akkineni, Preeti Jhangiani and Soundarya.