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Anadi Sankar Gupta (1 November 1932, Barisal – 14 June 2012, Kolkata) was an Indian mathematician. Till his death, he was an INSA Senior Scientist and emeritus faculty with the Department of Mathematics, IIT Kharagpur.

He was awarded the Shanti Swarup Bhatnagar Prize for mathematical sciences in 1972 by the Government of India for his "significant contributions in the field of fluid dynamics and magnetohydrodynamics, notably on heat transfer in free convection flow in the presence of magnetic field," amongst other things