Kalki is a Tamil-language weekly magazine published from Chennai, India. The magazine was established by Kalki Krishnamurthy, a popular Tamil novelist and Indian freedom fighter, in 1941. T Sadasivam was the magazine's co-founder. The magazine is known for its publication of historic novels such as Ponniyin Selvan and Sivagamiyin Sabadham. Singer Semmangudi Srinivasa Iyer, guru of M S Subbulakshmi, and music critic S V Seshadri were also involved with the magazine in its coverage of music.