Raja Nanna Raja (transl. Raja is my king) is a 1976 Kannada-language romantic thriller film, written by Salim–Javed, and the screenplay was created by Chi. Udaya Shankar. The film was directed by A. V. Sheshagiri Rao, and produced by A. L. Abbaiah Naidu. The film starred Rajkumar, Aarathi and Chandrashekhar. The songs composed by G. K. Venkatesh were received extremely well and considered as evergreen hits.The film deals with reincarnation as the main subject, with the lead actors romancing in both the incarnations. The film was a huge success at the box-office after its release. In an episode in Weekend with Ramesh , S. P. Balasubrahmanyam had revealed that Ilaiyaraaja was working under G. K. Venkatesh as a guitar player for this movie. This movie popularized the role of the suave antihero in Kannada films.

The film was released on 27 May 1976. It had a theatrical run of 25 weeks. Similarities were noted between the core plot element of this movie and Magadheera.