The 2022–23 San Jose State Spartans men's basketball team represented San Jose State University in the 2022–23 NCAA Division I men's basketball season.

They were led by second-year head coach Tim Miles and played their games at Provident Credit Union Event Center as members of the Mountain West Conference.

They defeated Nevada in the quarterfinals of the MWC tournament before being falling to top-seeded San Diego State in the semifinals.

In the opening round, they defeated Southern Indiana, marking the Spartans' first ever postseason victory, before losing to Radford in the quarterfinals.

They lost to Fresno State in the first round of the MWC tournament.