Ilakkanam (transl. Grammar) is a 2006 Tamil language drama film directed by Chandraseyan, making his directorial debut. The film stars newcomer Vishnu Priyan and Uma, with Vinu Chakravarthy, Bala Singh, Kadhal Sukumar, Chitti Babu, Sathyapriya, Anjali Devi, Sabitha Anand, Rohini and Rajashree playing supporting roles. The film, produced by M. C. Shanmugam, had musical score by Bhavatharini and was released on 22 December 2006. The film won the Tamil Nadu State Film Award Special Prize for Best Film.