The 2021 Tennessee Lottery 250 was a NASCAR Xfinity Series race held on June 19, 2021. It was contested over 189 laps -- extended from 188 laps due to an overtime finish -- on the 1.33-mile (2.14 km) superspeedway. It was the fifteenth race of the 2021 NASCAR Xfinity Series season. Joe Gibbs Racing driver Kyle Busch, collected his third win of the season. Busch also became the first driver in NASCAR Xfinity series history to win 100 races.