S. Jagathrakshakan (born 15 August 1950 in Kalingamali, Villupuram district in Tamil Nadu) is an Indian Tamil businessman and politician. He did his matriculation at Valudavur. He is a member of Lok Sabha of India from Arakkonam constituency of Tamil Nadu and has been elected from this constituency thrice since 1999. He was the minister of state for commerce and industry from November 2012 to March 2013. He is also the chairman of Shree Balaji Medical College and Hospital. He is the owner of Dr. Rela Hospital and Institute. He has authored 30 books, one of which was released by Mother Teresa.