Ajay Rathnam is an Indian film and television actor known for playing supportive or villain roles in Tamil films / television serials. He has acted in over 400 films in 5 languages. He has appeared in one episode and the title song as the real Karuppannasamy in the famous Marmadesam (Vidathu Karuppu) TV serial. He is conducting motivational seminars for the students at various colleges for the past 11 years.