The 2020–21 Texas Longhorns men's basketball team represented the University of Texas at Austin in the 2020–21 NCAA Division I men's basketball season.

They were led by sixth-year head coach Shaka Smart and played their home games at the Frank Erwin Center in Austin, Texas as members of the Big 12 Conference.

3 seed in the Big 12 tournament, they defeated Texas Tech in the first round and advanced to the tournament championship game due to COVID-19 issues at Kansas.

There they defeated Oklahoma State to win the Big 12 Tournament championship.

As a result, they received the conference's automatic bid to the NCAA tournament as the No.