T. S. Radhakrishnan (born November 5, 1957) is an Indian composer and music producer of devotional music and film music from Ernakulam, Kerala. He has composed over 150 devotional albums. His albums have been collaborations with leading Indian singers such as Dr. K J Yesudas, P. Leela, P. Susheela, S. Janaki, P Jayachandran, K.S. Chitra, Hariharan, Manjari, Unni Menon, among others. He has collaborated on more than 200 albums. Most of his songs were written by R. K. Damodaran, P. C.