The 2019–20 Oklahoma Sooners basketball team represented the University of Oklahoma in the 2019–20 NCAA Division I men's basketball season.

They were led by ninth-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.

The Sooners finished the 2018–19 season with an overall record of 20–14, 7–11 in Big 12 play to finish in a tie for seventh place.

They lost in the First Round of the Big 12 tournament to West Virginia.

They received an at-large bid to the NCAA tournament where they lost in the Second Round to Virginia.