Kosaraju or Kosaraju Raghavaiah or Kosaraju Raghavaiah Chowdary (23 June 1905 – 27 October 1987) was a Telugu poet and writer. He wrote about 3,000 songs for 350 Telugu films. His lyrics are steeped in Telugu folklore and rural idiom. Born in an agricultural family in Appikatla village, Guntur district, Andhra Pradesh, Raghavaiah studied Telugu literature, epics and puranas. He died in 1987.