Stuart Buchanan (March 18, 1894 – February 4, 1974) was an American voice actor, announcer, and educator.

After graduating from the College of Wooster, Buchanan was on the faculty of the University of Florida and West Virginia University, teaching poetry and drama. During those tenures, he also directed Little Theatre productions. On stage, he toured in a production of Mister Antonio and acted in summer stock theatre in Denver. He also acted and directed at the Pasadena Playhouse.Buchanan was the casting director for the Walt Disney Company, best known for voicing The Huntsman in the 1937 Disney animated film Snow White and the Seven Dwarfs. He also made cameo voiceover roles as a flight attendant in Saludos Amigos (1942) and in Super-Speed (1935). He also voiced Goofy in The Mickey Mouse Theater of the Air in 1938.While he taught at the University of Florida, Buchanan helped to launch the school's radio station. In May 1930, he became program director at radio station KHJ in Los Angeles. He directed episodes of the radio programs Hollywood Hotel and Lux Radio Theatre. He also worked for ABC radio as program supervisor and as head of the script department.