K. Raghavan popularly known as Raghavan Master, was a Malayalam music composer. Along with G. Devarajan, V. Dakshinamoorthy and Baburaj, Raghavan was often credited for the renaissance of Malayalam film music. He was the pioneer in contributing Malayalam film songs with its own tunes and styles. Till then, Malayalam film songs were in the tunes of popular Hindi and Tamil film songs and old classical kritis. Raghavan gave a new direction and identity to Malayalam film music. He composed around 400 songs in Malayalam cinema and was active in the Malayalam film industry for nearly four decades.Raghavan was born to folk singer M Krishnan and Narayani in Thalassery on 2 December 1913. He was married to (late) Yashoda and had five children, including three daughters and two sons. He died at the age of 99 on 19 October 2013 in Thalassery.Raghavan set a new trend in Malayalam film music with the release of the 1954 movie Neelakuyil. Renowned lyricist and Raghavan's friend P. Bhaskaran had penned the songs in Neelakkuyil. Raghavan himself has rendered his voice for one of the songs in Neelakkuyil. The song Kayalarikathu valayerinjappol went on to become an instant hit.