2006 Big 12 Conference baseball tournament
The 2006 Big 12 Conference baseball tournament was held at AT&T Bricktown Ballpark in Oklahoma City, OK from May 24 through 28. Kansas won their first tournament and earned the Big 12 Conference's automatic bid to the 2006 NCAA Division I baseball tournament. This was the first year that the tournament adopted a round-robin format, with the winners of two 4-team pools facing off in a championship game.
Regular Season Standings
Source:| Place | Seed | Team | Conference | Conference | Conference | Conference | Conference | Overall | Overall | Overall | Overall |
| Place | Seed | Team | W | L | T | % | GB | W | L | T | % |
| 1 | 1 | 19 | 7 | 0 | – | 41 | 21 | 0 | |||
| 2 | 2 | 18 | 9 | 0 | 1.5 | 41 | 20 | 0 | |||
| 3 | 3 | 17 | 10 | 0 | 2.5 | 45 | 22 | 0 | |||
| 3 | 4 | 17 | 10 | 0 | 2.5 | 42 | 17 | 0 | |||
| 5 | 5 | 13 | 14 | 0 | 6.5 | 37 | 26 | 0 | |||
| 5 | 6 | 13 | 14 | 0 | 6.5 | 43 | 25 | 0 | |||
| 7 | 7 | Missouri | 12 | 15 | 0 | 7.5 | 35 | 28 | 0 | ||
| 8 | 8 | 9 | 16 | 1 | 9.5 | 31 | 26 | 1 | |||
| 9 | – | 8 | 17 | 2 | 10.5 | 31 | 20 | 2 | |||
| 10 | – | 6 | 20 | 1 | 13 | 25 | 30 | 1 |
- Colorado and Iowa State did not sponsor baseball teams.
Tournament
- Kansas State and Texas A&M did not make the tournament.