Irfan Habib (born 1931) is an Indian historian of ancient and medieval India, following the approach of Marxist historiography. He is well known for his strong stance against Hindu and Islamic fundamentalism. He has authored a number of books, including Agrarian System of Mughal India, 1556–1707. He was Coordinator/Chairman of the Centre for Advanced Studies, AMU from 1975–77 and 1984–94. He was Chairman of the Indian Council of Historical Research during 1987–93. He was the general secretary, Sectional President, and then the General President of the Indian History Congress (1981).