| Sport: | basketball |
| Year: | 2002–03 |
| Prev Year: | 2001–02 |
| Next Year: | 2003–04 |
| Team: | Missouri Tigers |
| Conference: | Big 12 Conference |
| Short Conf: | Big 12 |
| Coachrank: | 22 |
| Aprank: | 24 |
| Record: | 22–11 |
| Conf Record: | 9–7 |
| Head Coach: | Quin Snyder |
| Hc Year: | 4th |
| Asst Coach1: | Tony Harvey |
| Ac1 Year: | 4th |
| Asst Coach2: | Lane Odom |
| Ac2 Year: | 3rd |
| Asst Coach3: | Marcus Perez |
| Ac3 Year: | 3rd |
| Arena: | Hearnes Center |
| Tourney: | NCAA tournament |
| Tourney Result: | second round |
The 2002–03 Missouri Tigers men's basketball team represented the University of Missouri as a member of the Big 12 Conference during the 2001–02 NCAA men's basketball season. Led by fourth-year head coach Quin Snyder, the Tigers reached the second round of the NCAA tournament, and finished with an overall record of 22–11 (9–7 Big 12).
|-!colspan=9 style=| Regular season|-!colspan=9 style=| Big 12 Conference tournament|-!colspan=9 style=| NCAA tournament
See main article: 2002-03 NCAA Division I men's basketball rankings.