| Year: | 1966 |
| Team: | Northwestern Wildcats |
| Sport: | football |
| Conference: | Big Ten Conference |
| Short Conf: | Big Ten |
| Record: | 3–6–1 |
| Conf Record: | 2–4–1 |
| Head Coach: | Alex Agase |
| Hc Year: | 3rd |
| Captain: | Cas Banaszek[1] |
| Captain2: | Bob Otterbacher |
| Mvp: | Roger Murphy |
| Stadium: | Dyche Stadium |
The 1966 Northwestern Wildcats team represented Northwestern University during the 1966 Big Ten Conference football season. In their third year under head coach Alex Agase, the Wildcats compiled a 3–6–1 record (2–4–1 against Big Ten Conference opponents) and finished in a tie for seventh place in the Big Ten Conference.[2]
The team's offensive leaders were quarterback Bill Melzer with 1,171 passing yards, Bob McKelvey with 459 rushing yards, and Roger Murphy with 777 receiving yards.[3]