Melnaattu Marumagan (English: Westernised Son-in-law) is a 2018 Tamil action film directed by MSS and produced by Mano Udhayakumar of Udhaya Creations. The film stars Rajkamal and Andreanne Nouyrigat in the leading roles, with Lollu Sabha Manohar and Muthukaalai in supporting roles.