Kedi Billa Killadi Ranga (transl. Cunning Billa, clever Ranga) is a 2013 Indian Tamil-language political comedy film written and directed by Pandiraj, who co-produced the film with P. Madan under their respective banners Pasanga Productions and Escape Artists Motion Pictures. The film stars Vimal, Sivakarthikeyan, Bindu Madhavi and Regina Cassandra. It revolves around the title characters, who aspire to become politicians.

The film was announced in June 2012, with filming commencing the following month and ending by January 2013. Filming was predominantly held in Tiruchirappalli, where much of the film was shot at the railway station in Ponmalai. The film's soundtrack and score were composed by Yuvan Shankar Raja, with cinematography handled by Vijay and edited by Athiappan Siva.

Kedi Billa Killadi Ranga was distributed by Studio Green and was released on 29 March 2013. The film opened to positive reviews from critics and audiences and was commercially successful. It was remade in Kannada as Katte (2015).