Chintamani Ramasamy Subbaraman also known as C. S. Ram (1916–1952) was a famous South Indian film music composer and producer.

His ancestors were from the Krishna district of present-day Andhra Pradesh and due to this, his family spoke Telugu well.

At the age of 16 under the recommendation of G. Ramanathan's brother Sundara Bagavathar, Subbaraman joined the HMV as Harmonist.

Sensing the talent, Subbaraman had not only recommended the young chap to be hired permanently in HMV but also appointed him as his assistant.

Due to some unavoidable reasons Rajeswara Rao was not able to complete the songs and the chance rolled over to Subbaraman.

He had won praises from higher authorities of HMV which were based in Kolkata, an Englishman who had written to Subbaraman congratulating him for the magnificent sales which had resulted from the remarkable music composition.

The next movie chance came in 1947 where he started to work with Bharani Pictures which belongs to P. Bhanumathi for Ratnamala with Ghantasala.

For his last three hits Marumagal, Devadas and Chandi Rani released in 1953 he managed to compose all the songs well in advance, but died during the composition of background music to be completed by his assistants M. S. Viswanathan & T. K. Ramamoorthy.

In 1948, he started composing for Prathiba Pictures which belongs to Ghantasala Balaramayya beginning with Balaraju, Swapna Sundari and Sri Lakshmamma Katha.

The singing actors M. K. Thyagaraja Bhagavathar, P. U. Chinnappa, C. S. R. Anjaneyulu, U. R. Jeevarathinam, T. R. Mahalingam, T. R. Rajakumari, K. R. Ramasamy, V. Nagayya, P. Bhanumathi, N. S. Krishnan, T. A. Madhuram and S. Varalakshmi also sang memorable songs under his compositions.

Subbaraman had been instrumental in introducing Ghantasala to Tamil film by the movie Paithiyakaran (1947) and also made debut of M. L. Vasanthakumari in Raja Mukthi (1948).

Subbaraman also gave lessons to P. Leela and chance to sing under his compositions which made her very famous.