7 Aum Arivu (Tamil pronunciation: [eːɻaːm ariʋu] transl. The seventh sense) is a 2011 Indian Tamil-language science fiction action film written and directed by AR Murugadoss and produced by Udhayanidhi Stalin under Red Giant Movies. The film Suriya in dual roles, along with Shruti Haasan (in her Tamil debut) and Johnny Trí Nguyễn (in his Indian film debut). In the film, a genetics student enlists the help of a circus artist, who is a descendant of Bodhidharma, to revive the legend's skills and knowledge, while a Chinese mercenary with hypnotic powers starts a government-planned biological war against India.

The film was announced in May 2010 with principal photography commenced the following month and continued for a year before being completed by July 2011. Filming was held predominantly in Chennai, Coimbatore with sporadic schedules in parts of China, Bangkok and Hong Kong. The film's music is composed by Harris Jayaraj, with cinematography being handled by Ravi K. Chandran and editing done by Anthony. The visual effects for the film were provided by Legacy Effects.

7 Aum Arivu was released on 25 October 2011 in Chennai and a day later, on Diwali, worldwide. The film received mixed reviews from critics, but was a commercial success and received seven nominations at the Filmfare Awards South, including Best Film – Tamil and a nomination for Best Actor – Tamil at the inaugural South Indian International Movie Awards, while winning two awards each at the Ananda Vikatan Cinema Awards and Vijay Awards, respectively.