The 1920 Clemson Tigers football team represented Clemson Agricultural CollegeâÂÂnow known as Clemson UniversityâÂÂas a member of the Southern Intercollegiate Athletic Association (SIAA) during the 1920 college football season. Led by Edward Donahue in his fourth and final season as head coach, the Tigers compiled an overall record of 4âÂÂ6âÂÂ1 with a mark of 2âÂÂ6 in SIAA play. Boo Armstrong was the team captain.