| Mode: | basketball |
| Year: | 2002–03 |
| Team: | Texas Tech Red Raiders |
| Conference: | Big 12 Conference |
| Division: | South |
| Short Conf: | Big 12 |
| Record: | 22–12 |
| Conf Record: | 6–10 |
| Head Coach: | Bob Knight |
| Hc Year: | 2nd |
| Asst Coach1: | Pat Knight |
| Ac1 Year: | 2nd |
| Stadium: | United Spirit Arena |
| Bowl: | National Invitation Tournament Third place |
| Bowl Result: | W, 71–61 v. Minnesota |
The 2002–03 Texas Tech Red Raiders men's basketball team represented Texas Tech University in the Big 12 Conference during the 2002–03 NCAA Division I men's basketball season. The head coach was Bob Knight, his 2nd year with the team. The Red Raiders played their home games in the United Spirit Arena in Lubbock, Texas.
|-!colspan=9 style=| Regular Season
|-!colspan=9 style=| Big 12 Tournament
|-!colspan=9 style=| National Invitation Tournament
See main article: 2002–03 NCAA Division I men's basketball rankings.