2004–05 Oklahoma State Cowboys basketball team

2004–05 Oklahoma State Cowboys basketball
ConferenceBig 12 Conference
Ranking
CoachesNo. 8
APNo. 8
Record26-7 (11–5 Big 12)
Head coach
Assistant coaches
Home arenaGallagher-Iba Arena
(Capacity: 13,611)
2004–05 Big 12 men's basketball standings
Conf. Overall
Team W   L   PCT W   L   PCT
No. 17 Oklahoma 12 4   .750 25 8   .758
No. 12 Kansas 12 4   .750 23 7   .767
No. 6 Oklahoma State 11 5   .688 26 7   .788
No. 24 Texas Tech 10 6   .625 22 11   .667
Iowa State 9 7   .563 19 12   .613
Texas 9 7   .563 20 11   .645
Texas A&M 8 8   .500 21 10   .677
Missouri 7 9   .438 16 17   .485
Nebraska 7 9   .438 14 14   .500
Kansas State 6 10   .375 17 12   .586
Colorado 4 12   .250 14 16   .467
Baylor 1 15   .063 9 19   .321
2005 Big 12 Tournament winner
Rankings from AP poll

The 2004–05 Oklahoma State Cowboys basketball team represented Oklahoma State University as a member of the Big 12 Conference during the 2004–05 NCAA Division I men's basketball season. The team was led by 15th-year head coach Eddie Sutton and played their home games at Gallagher-Iba Arena. The Cowboys followed the previous season’s Final Four appearance by finishing with a record of 27–6 (11–5 Big 12) and a No. 8 final ranking in each of the two major polls.

After winning the Big 12 tournament, Oklahoma State received an automatic bid to the NCAA tournament as No. 2 seed in the Chicago region. After defeating Southeastern Louisiana in the opening round, the Cowboys defeated No. 7 seed Southern Illinois to reach the Sweet Sixteen. The run ended in the regional semifinal, as Arizona defeated OSU 79–78. It would end up being Coach Sutton’s final Tournament appearance.