The Tamil State Film Awards for Best Actor is given by the state government as part of its annual Tamil Nadu State Film Awards for Tamil (Kollywood) films.

Tamil Nadu State Film Awards were given for excellence in Tamil cinema in India. They were given annually to honour the best talents and provide encouragement and incentive to the South Indian film industry by the Government of Tamil Nadu. The awards were decided by a committee headed by a Judge. The awards were first given in 1967 and discontinued after 1970. The awards were given again in 1977 and continued till 1982. The awards were not given in the years 1971 to 1976. However, in the year 1977, the awards for Best Actress and Best Actor were announced for the years 1971 to 1976 by way of honorary certificates by the government led by the then chief minister M.G.Ramachandran. Since 1988, the awards were regularly given until it became defunct in 2008.