| Year: | 1991 |
| Team: | Cornell Big Red |
| Sport: | football |
| Conference: | Ivy League |
| Short Conf: | Ivy |
| Record: | 5–5 |
| Conf Record: | 4–3 |
| Head Coach: | Jim Hofher |
| Hc Year: | 2nd |
| Captain: | Mark Broderick |
| Captain2: | Greg Finnegan |
| Captain3: | Scott Oliaro |
| Stadium: | Schoellkopf Field |
The 1991 Cornell Big Red football team was an American football team that represented Cornell University during the 1991 NCAA Division I-AA football season. Cornell tied for fourth in the Ivy League.
In its second season under head coach Jim Hofher, the team compiled a 5–5 record and outscored opponents 218 to 181. Mark Broderick, Greg Finnegan and Scott Oliaro were the team captains.[1]
Cornell's 4–3 conference record tied fourth in the Ivy League standings. The Big Red outscored Ivy opponents 139 to 124.[2]
The Big Red entered the year ranked 20th in the national rankings, but dropped out of the top 20 after an opening-week loss and remained unranked through the end of the season.
Cornell played its home games at Schoellkopf Field in Ithaca, New York.