Kumbakonam Swaminatha Pillai Krishnamurthy (1914-1990) was an Indian poet, lyricist, writer, novelist, and screenplay writer for Tamil Language films and plays.
He was born on 19 May 1914 to Swaminatha Pillai and Meenakshi Ammal.
His works are nationalised by the Government of Tamil Nadu.
He wrote the screenplay for the movie Andhaman Kaidhi and the lyrics for many Tamil movie songs.