Mahesh Rangarajan (born 22 April 1964) is a researcher, author and historian with a special interest in environmental history and colonial history of British and contemporary India.
He is a professor of Environmental Studies and History at Ashoka University.
He appears frequently on Indian television as a political analyst.
He is also a columnist in the print media writing on wildlife conservation, political and environmental issues.
In 2010, he chaired the Elephant Task Force (Gajah) of the Indian Ministry of Environment and Forests.
The Task Force was formed to formulate measures for the protection of elephants in India.