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 sang over 10,138 songs from 3,162 films, including devotional, semi-classical, Carnatic, classical and light music songs. He gave classical concerts starting in 1943.
He lent his voice to actors and thespians in the Tamil film industry such as M. G. Ramachandran, Sivaji Ganesan, N. T. Rama Rao, Gemini Ganesan, S. S. Rajendran, Jaishankar, Ravichandran, A. V. M. Rajan, R. Muthuraman, Nagesh, Sivakumar, Kantha Rao, Rajkumar, Prem Nazir and A. Nageswara Rao. He also gave his voice to many new generation actors like Kamal Haasan, Rajinikanth, 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, Thyagarajan, Sreenath, Shankar etc.