The 2009–10 Oklahoma State Cowboys men's basketball team represented Oklahoma State University in the 2009–10 NCAA Division I men's basketball season. This was head coach Travis Ford's second season at Oklahoma State. The Cowboys competed in the Big 12 Conference and played their home games at Gallagher-Iba Arena. They finished the season 22–11, 9–7 in Big 12 play. They lost in the quarterfinals of the 2010 Big 12 men's basketball tournament. They received an at–large bid to the 2010 NCAA Division I men's basketball tournament, earning a 7 seed in the Midwest Region, where they lost to 10 seed Georgia Tech in the first round.
Pre-season In the Big 12 preseason polls, released October 14, Oklahoma State was selected to finish sixth in the Big 12 coaches poll.
Roster Source #NameHeightWeight (lbs.)PositionClassHometownPrevious Team(s)1Jarred Shaw6'10"230F/CFr.Dallas, TX, U.S.Carter HS2Obi Muonelo6'5"220GSr.Edmond, OK, U.S.Santa Fe HS5Reger Dowell6'1"180GFr.Duncanville, TX, U.S.Duncanville HS10Torin Walker6'11"245FCFr.Columbus, GA, U.S.Northside HS12Keiton Page5'9"170GSo.Pawnee, OK, U.S.Pawnee HS14Ray Penn5'9"165GFr.Houston, TX, U.S.Travis HS15Nick Sidorakis6'4"185GJr.Jenks, OK, U.S.Jenks HS21Fred Gulley6'2"175GFr.Fayetteville, AR, U.S.Fayetteville HS23James Anderson6'6"210GJr.Junction City, AR, U.S.Junction City HS25Garrett Thomas6'2"180GJr.Edmond, OK, U.S.Edmond Memorial HS31Matt Pilgrim6'8"235FJr.Cincinnati, OH, U.S.Bridgton AcademyHampton32Roger Franklin6'5"220FFr.Duncanville, TX, U.S.Duncanville HS33Marshall Moses6'7"240FJr.Aiken, SC, U.S.The Patterson School41Steven Cantrell6'6"210FSo.Broken Arrow, OK, U.S.Broken Arrow HSOklahoma City43Lee Ledford6'0"180GSo.Perkins, OK, U.S.Perkins-Tryon HS
Schedule and results Source All times are Central
!colspan=9| Exhibition
!colspan=9| Regular Season
!colspan=10| 2010 Big 12 men's basketball tournament
!colspan=9| 2010 NCAA Division I men's basketball tournament
References