The 2020–21 William & Mary Tribe men's basketball team represented the College of William & Mary in the 2020–21 NCAA Division I men's basketball season.

The Tribe, led by second-year head coach Dane Fischer, play their home games at Kaplan Arena in Williamsburg, Virginia as members of the Colonial Athletic Association.

The Tribe finished the 2019–20 season 21–11, 13–5 in CAA play to finish in second place.

They were upset by Elon in the quarterfinals of the CAA tournament.

[1] Sources: Roster Last update: January 30, 2021 Source[2]