Mambillikalathil Govind Kumar Menon FRS also known as M. G. K. Menon, was a physicist and policy maker from India. He had a prominent role in the development of science and technology in India over four decades. One of his most important contributions was nurturing the Tata Institute of Fundamental Research, Mumbai, which his mentor Homi J. Bhabha founded in 1945.
Born in Mangalore, he attended the University of Bristol for his PhD in elementary particle physics under the guidance of Nobel Laureate Cecil F. Powell. He joined the TIFR in 1955.
He undertook experiments with cosmic rays to explore the properties of fundamental particles. He was actively involved in setting up balloon flight experiments, as well as deep underground experiments with cosmic ray neutrinos in the mines at Kolar Gold Fields.