Sripathi Panditaradhyula Balasubrahmanyam (June 4, 1946 – September 25, 2020) was an iconic Indian playback singer, actor, music director, and producer, renowned for his unparalleled versatility and prolific career spanning over five decades. Born in Nellore, Andhra Pradesh, India, he was married to Savitri and was a father to two children, including singer S.P.B. Charan. His immense contribution to Indian cinema music earned him numerous accolades, including six National Film Awards and a Padma Vibhushan.