Jigarthanda (transl. Cold-heart) is a 2014 Indian Tamil-language crime comedy film written and directed by Karthik Subbaraj and produced by S. Kathiresan's Group, features Siddharth, Bobby Simha, Lakshmi Menon, Karunakaran and Guru Somasundaram. Gavemic U. Ary was the cinematographer, making his debut in Tamil cinema, and Vivek Harshan was the editor. Santhosh Narayanan composed the songs and background score.

Karthik Subbaraj is an Indian film director, screenwriter and film producer working mainly in Tamil cinema.