The 2019–20 Marquette Golden Eagles men's basketball team represented Marquette University in the 2019–20 NCAA Division I men's basketball season.

The Golden Eagles, led by sixth-year head coach Steve Wojciechowski, played their home games at Fiserv Forum as members of the Big East Conference.

2 seed in the Big East tournament, they defeated St. John’s in the quarterfinals before losing to Seton Hall in the semifinals.

5 seed in the West region and were upset by Murray State in the First Round.

[1] As a result, Wojciechowski elevated Jake Presutti from director of basketball operations to assistant coach.