Rajaraja Cholan is a 1973 Indian Tamil-language historical biographical film directed by A. P. Nagarajan and written by Aru Ramanathan. Based on Ramanathan's play of the same name about the life of the Chola king Rajaraja I, the film stars Sivaji Ganesan in the title role and was the first Tamil CinemaScope film. It was released on 31 March 1973, and ran for over 100 days in theatres.

Akkamappettai Paramasivan Nagarajan was an Indian film director, producer, actor and writer who set a trend in film making in Tamil cinema from 1965 to 1977.