| Year: | 1989 |
| Team: | Lamar Cardinals |
| Sport: | football |
| Conference: | Independent |
| Record: | 5–5 |
| Head Coach: | Ray Alborn |
| Hc Year: | 4th |
| Stadium: | Cardinal Stadium |
| Next Year: | 2010 |
The 1989 Lamar Cardinals football season was the program's final season until reinstatement in 2010. The Cardinals played their home games at the on-campus Cardinal Stadium, now named Provost Umphrey Stadium. The program ended the season and the sport for over 20 years with a home game on November 18 against rival McNeese State. The Cardinals won the game, 22–17.