Simon KS is an Indian musician and film score composer who works predominantly in the Tamil film industry. Notable among his discography as a music director are Ainthu, Ainthu, Ainthu (2013), Ainthaam Thalaimurai Siddha Vaithya Sigamani (2014) and the 2017 crime thriller Sathya. His 2019 release includes Kolaigaran.