M. R. Ry. Ananda Ranga Pillai (Tamil: ஆனந்தரங்கம் பிள்ளை; 30 March 1709 – 16 January 1761) (often pronounced as Ānañtarañkam Pillai) was a dubash in the service of the French East India Company. He is mainly famous for his set of private diaries from the years 1736 to 1761 which portray life in 18th century India. He is also remembered for developing the Tiruvengadam courtage strategy, a new method of courtage in India that is popularly described in several Indian economic books. As described in his journals, it consists in developing a strategy of making new fraud coins in a parallel economy.