Ramakrishnan, better known by his stage name Ramki, is an Indian actor best known for his work in Tamil and Telugu films. He made his debut in Chinna Poove Mella Pesu (1987). He was a lead actor from 1987 to 2004. He was known for his performances in successful movies such as Senthoora Poove (1988), Maruthu Pandi (1990), Inaindha Kaigal (1990), Athma (1993), Karuppu Roja (1996) and RX 100 (2018). He made his comeback in cinema after nine years and returned in a supporting role with the supernatural thriller film Masani (2013).