Sir Harold Matthew Evans (born 28 June 1928) is a British-American journalist and writer who was editor of The Sunday Times from 1967 to 1981.
In 1984 he moved to the United States, where he had leading positions in journalism with U.S. News & World Report, The Atlantic Monthly, and the New York Daily News. In 1986 he founded Condé Nast Traveler. He has written various books on history and journalism, with his The American Century (1998) receiving particular acclaim. In 2000, he retired from leadership positions in journalism to spend more time on his writing. Since 2001, Evans has served as editor-at-large of The Week magazine and, since 2005, he has been a contributor to The Guardian and BBC Radio 4. Evans was invested as a Knight Bachelor in 2004, for services to journalism. On 13 June 2011, Evans was appointed editor-at-large of the Reuters news agency.