The 2020–21 Notre Dame Fighting Irish men's basketball team represented the University of Notre Dame during the 2020–21 NCAA Division I men's basketball season.

The Fighting Irish were led by 21st-year head coach Mike Brey and played their home games at the Purcell Pavilion in Notre Dame, Indiana as eight-year members of the Atlantic Coast Conference.

In the ACC tournament they defeated Wake Forest before losing to North Carolina in the second round.

7 seed in the ACC tournament, they defeated Boston College in the second round.

[1] The NCAA tournament and NIT were also cancelled due to the pandemic.