| Nov 9, 1991 | Air Force 25, Army 0 | Box score |
| Nov 9, 1991 | 8Alabama 20, LSU 17 | Box score |
| Nov 9, 1991 | Arizona State 24, Oregon 21 | Box score |
| Nov 9, 1991 | Auburn 50, Louisiana 7 | Box score |
| Nov 9, 1991 | Ball State 9, Toledo 3 | Box score |
| Nov 9, 1991 | Boston College 33, Temple 13 | Box score |
| Nov 9, 1991 | Bowling Green 35, Kent State 7 | Box score |
| Nov 9, 1991 | BYU 56, Wyoming 31 | Box score |
| Nov 9, 1991 | 7California 27, Oregon State 14 | Box score |
| Nov 9, 1991 | 15Clemson 21, North Carolina 6 | Box score |
| Nov 9, 1991 | 14Colorado 16, Oklahoma State 12 | Box score |
| Nov 9, 1991 | 16East Carolina 48, Southern Miss 20 | Box score |
| Nov 9, 1991 | Eastern Michigan 13, Ohio 10 | Box score |
| Nov 9, 1991 | 6Florida 45, 23Georgia 13 | Box score |
| Nov 9, 1991 | 1Florida State 38, South Carolina 10 | Box score |
| Nov 9, 1991 | Fresno State 59, Pacific 14 | Box score |
| Nov 9, 1991 | Houston 23, Texas 14 | Box score |
| Nov 9, 1991 | Illinois 41, Purdue 14 | Box score |
| Nov 9, 1991 | 10Iowa 38, 25Indiana 21 | Box score |
| Nov 9, 1991 | Kansas State 37, Iowa State 7 | Box score |
| Nov 9, 1991 | Memphis 35, Louisville 7 | Box score |
| Nov 9, 1991 | 2Miami 27, West Virginia 3 | Box score |
| Nov 9, 1991 | 4Michigan 59, Northwestern 14 | Box score |
| Nov 9, 1991 | Michigan State 20, Wisconsin 7 | Box score |
| Nov 9, 1991 | 11Nebraska 59, Kansas 23 | Box score |
| Nov 9, 1991 | New Mexico State 28, Long Beach State 24 | Box score |
| Nov 9, 1991 | 19Ohio State 35, Minnesota 6 | Box score |
| Nov 9, 1991 | 20Oklahoma 56, Missouri 16 | Box score |
| Nov 9, 1991 | 9Penn State 47, Maryland 7 | Box score |
| Nov 9, 1991 | Pittsburgh 22, Rutgers 17 | Box score |
| Nov 9, 1991 | Rice 31, SMU 10 | Box score |
| Nov 9, 1991 | San Diego State 42, Colorado State 32 | Box score |
| Nov 9, 1991 | San José State 35, Cal State Fullerton 7 | Box score |
| Nov 9, 1991 | Stanford 27, 22UCLA 10upset | Box score |
| Nov 9, 1991 | 13Tennessee 35, 5Notre Dame 34upset | Box score |
| Nov 9, 1991 | 12Texas A&M 44, TCU 7 | Box score |
| Nov 9, 1991 | Texas Tech 38, Arkansas 21 | Box score |
| Nov 9, 1991 | UTEP 41, Hawai’i 24upset | Box score |
| Nov 9, 1991 | Tulane 34, Navy 7 | Box score |
| Nov 9, 1991 | Utah 30, New Mexico 7 | Box score |
| Nov 9, 1991 | Utah State 27, UNLV 14 | Box score |
| Nov 9, 1991 | Vanderbilt 17, Kentucky 7 | Box score |
| Nov 9, 1991 | 24Virginia 42, 18NC State 10upset | Box score |
| Nov 9, 1991 | Virginia Tech 42, Akron 24 | Box score |
| Nov 9, 1991 | Wake Forest 31, Duke 14upset | Box score |
| Nov 9, 1991 | 2Washington 14, USC 3 | Box score |
| Nov 9, 1991 | Washington State 40, Arizona 27 | Box score |
| Nov 9, 1991 | Western Michigan 24, Miami (OH) 23 | Box score |