1945–46 Ohio State Buckeyes men's basketball team

The 1945–46 Ohio State Buckeyes men's basketball team represented Ohio State University as a member of the Big Ten Conference during the 1945–46 NCAA men's basketball season. The team's head coach was Harold Olsen and they played their home games at the Fairgrounds Coliseum. Ohio State finished Big Ten play atop the standings with a 10–2 record. The Buckeyes were one of eight teams selected to play in the NCAA tournament where they reached the fourth Final Four in program history before losing to North Carolina in the East regional final.

Schedule and results
!colspan=9 style=| Regular season

!colspan=9 style=| NCAA tournament