Andrew Robert King (born 1947) is a British astrophysicist and Emeritus Professor of Astrophysics in the School of Physics and Astronomy at the University of Leicester. His previous institutions have been University College London and the Institute for Theoretical Physics at the University of Hamburg. He has held visiting positions at the Observatoire de Paris, the Astronomical Institute of the University of Amsterdam, as well as being a visiting professor at Leiden University. He has served as Editor and Deputy Editor-in-Chief of the international astronomy journal Monthly Notices of the Royal Astronomical Society.
His research started with his PhD in relativistic cosmology, working with his supervisor George F. R. Ellis at the University of Cambridge. He also worked with Stephen Hawking. He has worked in the fields of general relativity, binary star evolution, accretion discs and active galactic nuclei.
In 2014 he received the Eddington Medal of the Royal Astronomical Society "for investigations of outstanding merit in theoretical astrophysics".