Donald Loyd "Bob" Horn (February 20, 1916 in Pine Grove, Pennsylvania – July 31, 1966 in Houston) was an American radio and television personality in Philadelphia, Pennsylvania, best known for being the original host of Bandstand (which later became American Bandstand).
According to academic records from his youth, Horn sometimes spelled his surname Horne. In addition, Horn initially replaced his first name with "Robert"; after landing a disk jockey job at Houston's KILT, Horn became known as Bob Adams.