| Year: | 1965 |
| Team: | Northern Illinois Huskies |
| Sport: | football |
| Conference: | Interstate Intercollegiate Athletic Conference |
| Short Conf: | IIAC |
| Record: | 9–1 |
| Conf Record: | 4–0 |
| Head Coach: | Howard Fletcher |
| Hc Year: | 10th |
| Off Coach: | Bill Peck |
| Oc Year: | 1st |
| Mvp: | Bob Stark |
| Captain: | Ron Christian, Terry Henigan |
| Stadium: | Glidden Field Huskie Stadium |
| Champion: | IIAC champion |
| Bowl: | Mineral Water Bowl |
| Bowl Result: | L 20–37 vs. North Dakota |
The 1965 Northern Illinois State Huskies football team represented Northern Illinois University as a member of the Interstate Intercollegiate Athletic Conference (IIAC) during the 1965 NCAA College Division football season. Led by tenth-year head coach Howard Fletcher, the Huskies compiled an overall record of 9–1 with a mark of 4–0 in conference play, winning the IIAC title. Northern Illinois was invited to the Mineral Water Bowl, where they lost to North Dakota. The Huskies playing their first three home games at Glidden Field before opening the newly constructed Huskie Stadium on November 6 against .[1]