Chintamani Nagesa Ramachandra Rao (C.N.R. Rao) (born 30 June 1934), is an Indian chemist who has worked mainly in solid-state and structural chemistry. He currently serves as the Head of the Scientific Advisory Council to the Prime Minister of India.
CNR Rao was born in Bangalore. His parents Hanumantha Nagesa Rao and mother Nagamma Nagesa Rao. He obtained his bachelors degree from Mysore University in 1951, obtaining a masters from Banaras Hindu University two years later, and obtained his Ph.D. in 1958 from Purdue University. In 1961 he received DSc from Mysore University. He joined the faculty of Indian Institute of Technology Kanpur in 1963. He has received Honorary Doctorates from many Universities such as Bordeaux, Caen, Colorado, Khartoum, Liverpool, Northwestern, Novosibirsk, Oxford, Purdue, Stellenbosch, Universite Joseph Fourier, Wales, Wroclaw, Notre Dame, Uppsala, Aligarh Muslim, Anna, AP, Banaras, Bengal Engineering, Bangalore, Burdwan, Bundelkhand, Delhi, Hyderabad, IGNOU, IIT-Bombay, Kharagpur, and Delhi, JNTU, Kalyani, Karnataka, Kolkata, Kuvempu, Lucknow, Mangalore, Manipur, Mysore, Osmania, Punjab, Roorkee, Sikkim Manipal, SRM, Tumkur, Sri Venkateswara, Vidyasagar, and Visveswaraya Technological University.