Gopalasamudram Sitaraman Venkataraman (1930–1998) was an Indian botanist, academic and the director of the Indian Agricultural Research Institute (IARI), New Delhi. He was also a director of the DBT Centre for Blue-Green Algae at Madurai Kamaraj University and a recipient of the VASVIK Industrial Research Award and Om Prakash Bhasin Award. The Government of India awarded him the fourth highest civilian honour of the Padma Shri in 1992.