Narasimha Chintaman Kelkar (N. C. Kelkar), popularly known as Sahityasamrat Tatyasaheb Kelkar (24 August 1872 – 14 October 1947), was a lawyer from Miraj as well as a dramatist, novelist, short story writer, poet, biographer, critic, historian, writer on philosophical and political themes. He was born in Chitpavan Brahmin family. He was a literary and political figure in Maharashtra, India, and also both editor and trustee of the newspaper Kesari. He served as editor twice when Tilak was imprisoned in 1897 and 1908.