The 2020–21 Tennessee Volunteers basketball team represented the University of Tennessee during the 2020–21 NCAA Division I men's basketball season. The team was led by sixth-year head coach Rick Barnes, and played their home games at Thompson–Boling Arena in Knoxville, Tennessee as a member of the Southeastern Conference. They finished the season 18-9, 10-7 in SEC Play to finish in 4th place. They defeated Florida in the quarterfinals of the SEC tournament before losing in the semifinals to Alabama. They received an at-large bid to the NCAA tournament where they were upset in the First Round by Oregon State.