Ko (transl. 'King') is a 2011 Indian Tamil-language political action thriller film directed by K. V. Anand, and written by Anand and the duo Suresh and Balakrishnan. The film stars Jiiva, Ajmal Ameer, Karthika Nair, and Piaa Bajpai in lead roles, while Prakash Raj and Kota Srinivasa Rao appear in supporting roles. The film follows Ashwin (Jiiva), a photojournalist working for Dina Anjal who covers the Tamil Nadu State Election. The core plot of the movie was reported to be based on the 2009 movie State of Play.

Karimanal Venkatesan Anand was an Indian cinematographer, film director and photojournalist, worked mainly in the Tamil film industry. After a short period as a journalist, he became a cinematographer in the early 1990s, working on about fifteen films in the Southern and Hindi cinema industries. Anand won the National Film Award for Best Cinematography for his debut film as a cinematographer, Thenmavin Kombath. In 2005, Anand turned film director with the critically acclaimed Kana Kandaen. He was a founding member of the Indian Society of Cinematographers (ISC).