The 2018–19 Oklahoma Sooners basketball team represented the University of Oklahoma in the 2018–19 NCAA Division I men's basketball season. They were led by eighth-year head coach Lon Kruger and played their home games at the Lloyd Noble Center in Norman, Oklahoma as a member of the Big 12 Conference. They finished the season 20-14, finished in 7th place. They lost in the First Round of the Big 12 tournament to West Virginia. They received a at-large bid to the NCAA Tournament where they defeated Ole Miss in the First Round before losing in the Second Round to Virginia.