Sedapatti Suryanarayana Rajendran, also known by his initials SSR, was an Indian actor, director, producer and politician who worked in Tamil theatre and cinema.

Kaanchi Thalaivan is a 1963 Indian Tamil-language historical action film, directed by A. Kasilingam and written by M. Karunanidhi. The film stars M. G. Ramachandran, S. S. Rajendran, P. Bhanumathi and C. R. Vijayakumari, with M. R. Radha and S. A. Ashokan as villains. Produced by Karunanidhi, A. Kasilingam and Murasoli Maran under Mekala Pictures, it was released on 26 October 1963. The film elicited numerous controversies, and became a financial failure.