Boss Engira Bhaskaran (transl. Boss alias Bhaskaran) is a 2010 Indian Tamil-language romantic comedy film written and directed by M. Rajesh who earlier directed Siva Manasula Sakthi (2009). Starring Arya, Nayanthara and Santhanam in lead roles, the film is produced by K. S. Sreenivasan and features music scored by Yuvan Shankar Raja and cinematography handled by Sakthi Saravanan.

The film revolves around a young happy-go-lucky man, Bhaskaran, who is unemployed and lives an easygoing life, neglecting his career and future. When he meets a young girl, Chandrika, in whom he falls in love, he is bound to change his lifestyle, in order to marry her eventually. The film released on 10 September 2010 to highly positive reviews and also became commercially successful.

The film was remade in Kannada as Parijatha (2011).