Papanasam Sivan (26 September 1890 – 1 October 1973) was a prominent composer of Carnatic music and a singer. He was awarded the Madras Music Academy's Sangeetha Kalanidhi in 1970. He was also the foremost film score composer in Kannada cinema as well as Tamil cinema in 1930s and 1940s.

A famous composer, Sivan was also known as Tamil Thyagaraja. Using Classical South Indian as a base, Sivan created numerous hits popularised by M. K. Thyagaraja Bhagavathar and M. S. Subbulakshmi.

In 1962, he was awarded the Sangeet Natak Akademi Fellowship the highest honour conferred by Sangeet Natak Akademi, India's National Academy for Music, Dance and Drama.