Sripathi Panditaradhyula Balasubrahmanyam (4 June 1946 – 25 September 2020), credited and also known as S. P. Balasubrahmanyam, S. P. B. or Balu, was an Indian playback singer,  television presenter, music director, actor, dubbing artist, and film producer who worked predominantly in Telugu, Tamil, Kannada, Hindi, and Malayalam films.