S. K. Shivakumar (1953 – 13 April 2019) was an Indian scientist. He worked at the Indian Space Research Organisation (ISRO) centres. He was awarded the Padma Shri, the fourth highest civilian award of India, in 2015. Shivakumar was born in Mysore, Mysore State. He was the Director of ISTRAC from 1998 to 2010.