Amar Nath Bhaduri (1935–2003) was an Indian molecular enzymologist and chemical biologist, known for his studies on UDP-glucose 4-epimerase, a homodimeric epimerase found in cells and his work on Leishmania donovani, the protozoal pathogen for Kala-azar.
He was the director of the Indian Institute of Chemical Biology (IICB), Kolkata and an elected fellow of the Indian National Science Academy and the Indian Academy of Sciences.
The Council of Scientific and Industrial Research, the apex agency of the Government of India for scientific research, awarded him the Shanti Swarup Bhatnagar Prize for Science and Technology, one of the highest Indian science awards, in 1978, for his contributions to biological sciences.