Hari Krishan Jain (28 May 1930 - 8 April 2019) was an Indian cytogeneticist and plant breeder, known for his contributions to the field of genetic recombination and the control of interchromosome level. He is a former chancellor of the Central Agricultural University, Imphal, a former director of the Indian Agriculture Research Institute and a recipient of honours such as Rafi Ahmed Kidwai Award, Borlaug Award and Om Prakash Bhasin Award. 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 1966, for his contributions to biological sciences. He received the fourth highest Indian civilian honor, the Padma Shr