Koduri Siva Shakthi Datta (born 8 October 1932), is an Indian lyricist, screenwriter, and painter who works in Telugu cinema. He is known for writing Sanskrit-based song lyrics in Telugu films. He is the elder brother of screenwriter V. Vijayendra Prasad, father of music director M. M. Keeravani and the uncle of director S. S. Rajamouli.