The 1964–65 Oklahoma State Cowboys basketball team represented Oklahoma State University as a member of the Big Eight Conference during the 1964–65 NCAA University Division men's basketball season. The team was led by legendary head coach Hank Iba, in his 31st year at the school, and played their home games at Gallagher Hall. The Cowboys finished with a record of 20–7 (12–2 Big Eight) to win the Big Eight title by a three-game margin. They received an automatic bid to the NCAA tournament where they lost to Wichita State in the Midwest regional final.

Roster

Source:

Schedule and results

!colspan=9 style=| Regular season

!colspan=9 style=| NCAA tournament

Rankings

References