Sir Shankar Balasubramanian FRS FMedSci (born 30 September 1966) is an Indian-born British chemist and Herchel Smith Professor of Medicinal Chemistry in the Department of Chemistry at the University of Cambridge, Senior Group Leader at the Cancer Research UK Cambridge Institute and Fellow of Trinity College, Cambridge. He is recognised for his contributions in the field of nucleic acids. He is scientific founder of Solexa and Cambridge Epigenetix.