Sathish Krishnan (born 17 May 1987) is an Indian film actor working in the Tamil film industry. He made a breakthrough portraying a role alongside Sivakarthikeyan in Ethir Neechal (2013).He also gained further recognition for his roles particularly in Maan Karate and Kaththi.
Sathish worked with Crazy Mohan in his theatre troupe for eight years, honing his histrionics and acting, while also helping write dialogues for his productions and acting in their stage play "Chocolate Krishna". A. L. Vijay made him a co-dialogue writer for Poi Solla Porom (2008), before offering him an acting role in Madrasapattinam (2010).
Sathish received rave reviews for his role in Senthil Kumar's Ethir Neechal portraying Peter, with a critic noting that Sivakarthikeyan and Sathish "complement each other’s comic timing". His next notable role was as an IT professional Sandy in Maan Karate, written by AR Murugadoss.
He played an important role in Kaththi, co-starring Vijay in the lead role.