Rishi Narain Singh is an Indian geophysicist and an Emeritus Professor of the National Geophysical Research Institute, Hyderabad. He is known for his researches on the quantification of geological processes and is 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 for his contributions to Earth, Atmosphere, Ocean and Planetary Sciences in 1985.