The 2019–20 Cal State Northridge Matadors men's basketball team represented California State University, Northridge in the 2019–20 NCAA Division I men's basketball season.

The Matadors, led by second-year head coach Mark Gottfried, played their home games at the Matadome in Northridge, California as members of the Big West Conference.

However, the Big West tournament was canceled amid the COVID-19 pandemic.

In the Big West tournament, they were defeated by UC Santa Barbara in the quarterfinals.

[1] They were invited to the CBI, where they fell to Utah Valley in the first round.