2018–19 UC Irvine Anteaters men's basketball team

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 for most three pointers made in a game on December 15 against Denver (10) and the team broke the school record for most threes made in a game that night with 18. Evan Leonard set a school record of 44 consecutive free throws made that ended in the NCAA Tournament 2nd Round vs Oregon. The team finished 2nd in the 2018 Asia-Pacific University Basketball Challenge prior to the season and the 2019 Gulf Coast Showcase during the regular season. The team won its 4th regular season title in 6 seasons on March 2, 2019 in a win over UC Riverside. The team won its second Big West tournament title with wins over UC Riverside, Long Beach State, and Cal State Fullerton.