Chintaman Vinayak Vaidya (18 October 1861– 20 April 1938) was a Marathi-language historian and writer from Maharashtra, India. He was Chief Justice of Gwalior State for a period. He was born in a Chitpavan Brahmin family. In 1908, Vaidya chaired the Marathi Sahitya Sammelan held in Pune. Later, he became involved in the nationalist , which was led by Lokmanya Bal Gangadhar Tilak.