The 2008 Phillips 66 Big 12 Men's Basketball Championship is the 2008 edition of the Big 12 Conference's championship tournament held at the Sprint Center in Kansas City from March 13 until March 16, 2008.
Regular Season and Tournament Seeding
Bracket
| First Round (March 13) | Quarterfinals (March 14) | Semifinals (March 15) | Championship (March 16) | ||||||||||||||||
| 1 | |||||||||||||||||||
| 4 | |||||||||||||||||||
| 2 | |||||||||||||||||||
| 3 | Kansas State | ||||||||||||||||||