Harry M. Harrison (September 20, 1930 – January 28, 2020) was an American radio personality, primarily in New York City, for over 50 years. Harrison is the only disc jockey to be a WMCA "Good Guy", a WABC "All-American", and a personality on WCBS-FM's oldies format. Harrison retired in June 2005. He was known as New York's "Morning Mayor" after having hosted morning drive time through most of his career.