Nallavan () is a 1955 Indian Tamil-language film directed by M. Thiruvengadam. The film stars R. S. Manohar, Serukalathur Sama, P. K. Saraswathi and Rajasulochana.
List adapted from the database of Film News Anandan.
Nallavan was produced by Sunrise Productions and directed by M. Thiruvengadam. O. K. Durai and S. Raghavan wrote the story while S. L. Narayanan composed the dialogues. G. Chandran and S. Surya were in charge of cinematography and editing respectively. S. K. Jayavar and Nayak handled the art direction. Choreography was by T. G. Thangaraj and K. K. Sinha. Still photography was done by S. N. Ragasamy and Tukaram. Shooting took place at the now defunct Film Centre and Star Combines studios.
The soundtrack of the film was composed by M. S. Gnanamani, while the lyrics were written by Thanjai N. Ramaiah Dass. The soundtrack did not attain popularity.
Nallavan was released on 5 March 1955. The film was not a commercial success, but historian Randor Guy praised it for the "formidable cast" and "unusual storyline".