The Appalachian State Mountaineers football team is the intercollegiate American football team representing Appalachian State University in Boone, North Carolina. The Mountaineers have competed in the Football Bowl Subdivision (FBS) and the Sun Belt Conference since 2014. Appalachian plays its home games in Kidd Brewer Stadium, named after former head coach Kidd Brewer, whose 1937 squad was unbeaten and unscored upon during the regular season, outscoring opponents 206–0.

Appalachian State University is a public university in Boone, North Carolina. It was founded as a teachers college in 1899 by brothers B. B. and D. D. Dougherty and the latter's wife, Lillie Shull Dougherty. The university expanded to include other programs in 1967 and joined the University of North Carolina System in 1971.