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. Cornell's 4–3 conference record tied for fourth in the Ivy League standings. The Big Red outscored Ivy opponents 139 to 124. Cornell played its home games at Schoellkopf Field in Ithaca, New York.