| Mode: | Basketball |
| Year: | 2008–09 |
| Team: | Oklahoma State Cowboys |
| Conference: | Big 12 Conference |
| Short Conf: | Big 12 |
| Record: | 23 - 12 |
| Conf Record: | 9 - 7 |
| Asst Coach2: | Chris Ferguson |
| Asst Coach3: | Steve Middleton |
| Bowl Result: | second round |
The 2008–09 Oklahoma State Cowboys men's basketball team represented Oklahoma State University in the 2008–09 NCAA Division I men's basketball season. This was head coach Travis Ford's inaugural 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 23 - 12, 9 - 7 in Big 12 play. They lost in the semifinals of the 2009 Big 12 men's basketball tournament. They received an at - large bid to the 2009 NCAA Division I men's basketball tournament, earning an 8 seed in the East Region, where they advanced to the Second Round by defeating 9 seed Tennessee 77–75. The Cowboy's fell in the Second Round to 1 seed Pittsburgh.
In the Big 12 preseason polls, released October 7, Oklahoma State was selected to finish sixth in the Big 12 coaches poll.[1]
Source[2]
| Name | Height | Weight (lbs.) | Position | Class | Hometown | Previous Team(s) | |
|---|---|---|---|---|---|---|---|
| 0 | Byron Eaton | 5'11" | 210 | G | Sr. | Dallas, TX, U.S. | Lincoln HS |
| 1 | Terrel Harris | 6'5" | 205 | G | Sr. | Garland, TX, U.S. | South Garland HS |
| 2 | Obi Muonelo | 6'5" | 220 | G | Jr. | Edmond, OK, U.S. | Santa Fe HS |
| 4 | Anthony Brown | 6'6" | 225 | F | Sr. | Brooklyn, NY, U.S. | Carl Albert State |
| 12 | Keiton Page | 5'9" | 170 | G | Fr. | Pawnee, OK, U.S. | Pawnee HS |
| 15 | Nick Sidorakis | 6'4" | 185 | G | Jr. | Jenks, OK, U.S. | Jenks HS |
| 22 | Teeng Akol | 6'11" | 220 | G C | Fr. | Wian, South Sudan, South Sudan Bradenton, Florida, U.S. | IMG Academy |
| 23 | James Anderson | 6'6" | 210 | G | So. | Junction City, AR, U.S. | Junction City HS |
| 25 | Garrett Thomas | 6'2" | 180 | G | Jr. | Edmond, OK, U.S. | Edmond Memorial HS |
| 31 | Blaine Booher | 6'4" | 180 | G | Fr. | Oklahoma City, OK, U.S. | Putnam City HS |
| 32 | Ibrahima Thomas | 6'11" | 235 | F C | So. | Merced, California, U.S. | Stone Ridge Christian HS |
| 33 | Marshall Moses | 6'7" | 255 | F | So. | Aiken, SC, U.S. | The Patterson School |
| 44 | Malcoln Kirkland | 6'7" | 265 | F | So. | Fort Smith, Arkansas, U.S. | Northside HS |
| 45 | Greg Hughes | 6'8" | 225 | F | Fr. | Forney, TX, U.S. | |
| 53 | Nolan Cox | 6'6" | 200 | G | Fr. | Highland Village, TX, U.S. | Marcus HS |
| 55 | Scott Warner | 6'11" | 220 | C | So. | Berryhill, OK, U.S. | |
Source [3]
|-!colspan=9| Regular Season|-!colspan=10| 2009 Big 12 men's basketball tournament|-!colspan=9| 2009 NCAA Division I men's basketball tournament