The 2021 UT Martin Skyhawks football team represented the University of Tennessee at Martin as a member of the Ohio Valley Conference (OVC) during the 2021 NCAA Division I FCS football season. Led by 16th-year head coach Jason Simpson, the Skyhawks compiled an overall record of 10–3 with a mark of 5–1 in conference play, winning the OVC title. UT Martin received an automatic berth to the NCAA Division I Football Championship playoffs, where they beat Missouri State in the first round before losing to the eventual national runner-up, Montana State, in the second round. The team played home games at Graham Stadium in Martin, Tennessee.