Thoguluva Meenatchi Iyengar Soundararajan, popularly known as TMS, was an Indian Carnatic musician and a playback singer in Tamil cinema for over six and a half decades. He lent his voice to actors and thespians in the South Indian film industry such as M. G. Ramachandran, Sivaji Ganesan, N. T. Rama Rao, Gemini Ganesan, S. S. Rajendran, Jaishankar, Ravichandar, AVM Rajan, Muthuraman, Nagesh, Siva Kumar, Kantha Rao, Rajkumar,Prem Nazir and A. Nageswara Rao. He also gave his voice to many new generation actors like Kamalahasan, Rajanikanth, Vijayakanth, Satyaraj, Rajesh, Prabhu, and Vijaya Kumar, in addition to other known and unknown heroes and supporting actors like M.R. Radha, K R Ramaswami, T. Rajendar, V.K. Ramaswami, Thengai Sreenivasan, M.N. Nambiar, Thangavelu, Y.G. Mahendran, R.S. Manohar, S.V. Ashokan, Ranjan, Narasimha Bharathi, Sahasra Namam,T S Balayya, Jagayya, Nagayya,Sreenath,Shankar etc. He sang over 10,138 songs from 3162 films, including devotional, semi-classical, Carnatic, classical and light music songs. He gave classical concerts starting in 1945.