| First Round | Second Round | Sweet Sixteen | Elite Eight | Final Four |
| March 20&21, 2003 | March 22&23, 2003 | March 28, 2003 | March 30, 2003 | Champion |
| 1) Texas | ||||
| 1) Texas | ||||
| 16) NC-Asheville | 82-61 | |||
| Birmingham, AL | 1) Texas | |||
| 8) Louisiana State | 77-67 | |||
| 9) Purdue | ||||
| 9) Purdue | 80-56 | |||
| 1) Texas | ||||
| 4) Stanford | 82-78 | |||
| 4) Stanford | ||||
| 13) San Diego | 77-69 | |||
| Spokane, WA | 5) Connecticut | |||
| 5) Connecticut | 85-74 | |||
| 5) Connecticut | ||||
| 12) Brigham Young | 58-53 | |||
| San Antonio, TX | 1) Texas | |||
| 6) Maryland | 85-76 | |||
| 6) Maryland | ||||
| 11) NC-Wilmington | 75-73 | |||
| Nashville, TN | 6) Maryland | |||
| 3) Xavier | 77-64 | |||
| 3) Xavier | ||||
| 14) Troy State | 71-59 | |||
| 7) Michigan State | ||||
| 7) Michigan State | 60-58 | |||
| 7) Michigan State | ||||
| 10) Colorado | 79-64 | |||
| Tampa, FL | 7) Michigan State | |||
| 2) Florida | 68-46 | |||
| 2) Florida | ||||
| 15) Sam Houston | 85-55 | |||
| Play-In | ||||
| March 18, 2003 | ||||
| 64) Texas Southern | ||||
| Dayton, OH | 65) NC-Asheville | |||
| 65) NC-Asheville | 92-84 (OT) | |||