George Macaulay Trevelyan OM CBE FRS FBA (16 February 1876 – 21 July 1962) was a British historian and academic. He was a Fellow of Trinity College, Cambridge, from 1898 to 1903. He then spent more than twenty years as a full-time author. He returned to the University of Cambridge and was Regius Professor of History from 1927 to 1943. He served as Master of Trinity College from 1940 to 1951. In retirement, he was Chancellor of Durham University.