2020–21 Green Bay Phoenix men's basketball team

The 2020–21 Green Bay Phoenix men's basketball team represented the University of Wisconsin–Green Bay in the 2020–21 NCAA Division I men's basketball season. The Phoenix, led by first-year head coach Will Ryan, played their home games at the Kress Events Center in Green Bay, Wisconsin as members of the Horizon League. The Phoenix finished the season 8–17, 8–12 in Horizon League play, to finish in ninth place.

Previous season
The Phoenix finished the 2019–20 season 17–16, 11–7 in Horizon League play, to finish in third place. They defeated Oakland in the quarterfinals of the Horizon League tournament before losing in the semifinals to Northern Kentucky.

On May 17, 2020, head coach Linc Darner was fired. He finished at Green Bay with a five-year record of 92–80.

Schedule and results
!colspan=12 style=| Non-conference regular season

!colspan=9 style=| Horizon League regular season

!colspan=12 style=| Horizon League tournament



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