R. Sundarrajan (died July 7, 2020)^[1] was an Indian politician and member of the Tamil Nadu Legislative Assembly from the Madurai Central constituency. He was the state treasurer of the Desiya Murpokku Dravidar Kazhagam party.^[2] He began his career as a Vijayakanth fan club member and later became the state president of the Vijayakanth fans' welfare club.