Dhananjay Ramchandra Gadgil (10 April 1901 – 3 May 1971), also known as D. R. Gadgil, was an Indian economist, institution builder and the vice-chairman of the Planning Commission of India. He was the founder Director of the Gokhale Institute of Politics and Economics, Pune and the author of the Gadgil formula, which served as the base for the allocation of central assistance to states during the Fourth and Fifth Five Year Plans of India. He is credited with contributions towards the development of Farmers' Cooperative movement in Maharashtra. The Government of India recognised his services by issuing a commemorative postage stamp in his honour in 2008.