Sivasankari (born October 14, 1942) is a popular Tamil writer and activist. She was born in a Tamil Brahmin (Iyer) family but was endowed with a deep dislike for Hindu superstitions and rituals right from an early age. This dislike manifested in her writings. She is one of the four Tamil writers asked by the United States Library of Congress to record their voice as part of the South Asian article on Sivashankari One of her novels was made into the film 47 Natkal (1981) directed by K. Balachander and starred Chiranjeevi and Jayaprada.