Anegan (transl. Myriad; lit. 'Man with several shadows') is a 2015 Indian Tamil-language period romantic thriller film co-written and directed by K. V. Anand and produced by Kalpathi S. Aghoram, S. Ganesh, and S. Suresh under the banner of AGS Entertainment. The film features an ensemble cast starring Dhanush and Amyra Dastur in quadruple roles, while Karthik, Ashish Vidyarthi, Aishwarya Devan, Mukesh Tiwari and Jagan appear in supporting roles. The plot of this story is inspired by the 1963 film Nenjam Marapathillai. The film's title is based on Thiruvasagam, which was written by poet Manikkavacakar. Set in four different time periods, the film is based on the theme of reincarnation, which revolves around Ashwin (Dhanush) and Madhu (Amyra Dastur) who were lovers in their past lives, have been brought together in the present.

Principal photography commenced on 2 September 2013 at Puducherry. Filming continued in Vietnam, Cambodia, Malaysia and Burma, and some parts of India. and was completed on 15 September 2014. The film features music composed by Harris Jayaraj, with cinematography handled by Om Prakash and editing done by Anthony. The visual effects were handled by V. Srinivas Mohan.

After multiple postponements, Anegan was released on 13 February 2015 to positive reviews from critics who praised its visual style, music, narration, plot, and cast performances (especially Dhanush, Karthik and Amyra). The film was commercially successful at the box office. The film's Telugu dubbed version titled Anekudu was released on 27 February 2015. In 2016, the film was dubbed into Hindi as Anek by Goldmines Telefilms Pvt Ltd. In 2019, the film was dubbed into Bengali as Mon Majhi Re. In 2023, the film was dubbed into Malayalam with the same title.