The 2017–18 UC Irvine Anteaters men's basketball team represented the University of California, Irvine during the 2017–18 NCAA Division I men's basketball season.

The Anteaters were led by eighth-year head coach Russell Turner and played their home games at the Bren Events Center as members of the Big West Conference.

3 seed in the Big West tournament, they defeated Hawaii and UC Santa Barbara before losing to Cal State Fullerton in the championship game.

They defeated UC Riverside in the quarterfinals of the Big West tournament and the Long Beach State in the semifinals before falling to UC Davis in the championship game.

[1] As a regular season champion who did not win their conference tournament, the Anteaters received an automatic bid to the National Invitation Tournament as a No.