| Year: | 1991 |
| Team: | Western Kentucky Hilltoppers |
| Sport: | football |
| Conference: | Independent |
| Record: | 3–8 |
| Head Coach: | Jack Harbaugh |
| Hc Year: | 3rd |
| Captain: | Milton Biggins |
| Stadium: | L. T. Smith Stadium |
The 1991 Western Kentucky Hilltoppers football team represented Western Kentucky University as an independent during the 1991 NCAA Division I-AA football season Led by third-year head coach Jack Harbaugh, the Hilltoppers compiled a record of 3–8. The team's captain was Milton Biggins.[1]