Martin Rees

Martin John Rees, Baron Rees of Ludlow, is a British cosmologist and astrophysicist. He was the fifteenth Astronomer Royal from 1995 to 2025, Master of Trinity College, Cambridge, from 2004 to 2012, and President of the Royal Society from 2005 to 2010. He has received various physics awards including the Wolf Prize in Physics in 2024 for fundamental contributions to high-energy astrophysics, galaxies and structure formation, and cosmology.