Chembolu Seetharama Sastry (20 May 1955 – 30 November 2021), known professionally as Sirivennela Seetharama Sastry, was an Indian poet and lyricist known for his works in Telugu cinema and Telugu theatre. He acquired the name Sirivennela after writing the lyrics for K. Viswanath's directorial film of the same name in 1986. Sastry has garnered several awards including eleven A.P state Nandi Awards and four Filmfare Awards South for his work. He has penned lyrics for over 3000 songs until 2020. In 2019, he was awarded the Padma Shri, the fourth-highest civilian award in India, for his contributions towards the field of arts and aesthetics.

Chembolu Sitharamasastry was appointed as Telecom Office Assistant and worked at Kakinada, Tadepalligudem and Viakhapatnam.  He was compulsorily retired from service for writing cinema songs in 1993......Com R S N Murthy , Rajahmundry who is known to him personally, has succeeded to get his pension as a matter of principle.