The 2018–19 UC Irvine Anteaters men's basketball team represented the University of California, Irvine in the 2018–19 NCAA Division I men's basketball season. The Anteaters were led by ninth-year head coach Russell Turner competing in the Bren Events Center. UC Irvine is a member of the Big West Conference, and participated in their 41st consecutive season in that league. The team finished the season with many new records that included a new school record of 31-6, longest game winning streak (17), and first ever NCAA Tournament win over Kansas State in the South Region 1st Round before falling to Oregon in the 2nd Round. Jonathan Galloway became the new program record holder of rebounds (969), career games won (95), career games played (146). Max Hazzard broke the Bren Events Center record