| Oct 5, 1984 | Tulsa 35, West Texas 7 | Box score |
| Oct 5, 1984 | Utah 38, New Mexico 14 | Box score |
| Oct 6, 1984 | Air Force 29, Navy 22 | Box score |
| Oct 6, 1984 | Arizona 28, Oregon 14 | Box score |
| Oct 6, 1984 | 18Auburn 17, Ole Miss 13 | Box score |
| Oct 6, 1984 | 7BYU 52, Colorado State 9 | Box score |
| Oct 6, 1984 | Cal State Fullerton 41, Pacific 31 | Box score |
| Oct 6, 1984 | California 19, Arizona State 14upset | Box score |
| Oct 6, 1984 | Eastern Michigan 16, Central Michigan 16 | Box score |
| Oct 6, 1984 | Clemson 20, North Carolina 12 | Box score |
| Oct 6, 1984 | Florida 16, Syracuse 0 | Box score |
| Oct 6, 1984 | Memphis 17, 6Florida State 17 | Box score |
| Oct 6, 1984 | 20Georgia 24, Alabama 14 | Box score |
| Oct 6, 1984 | Hawai’i 27, Fresno State 15 | Box score |
| Oct 6, 1984 | Houston 27, Baylor 17upset | Box score |
| Oct 6, 1984 | Illinois 22, Wisconsin 6 | Box score |
| Oct 6, 1984 | Iowa 31, Northwestern 3 | Box score |
| Oct 6, 1984 | Kansas 33, Iowa State 14 | Box score |
| Oct 6, 1984 | Kentucky 27, Rutgers 14 | Box score |
| Oct 6, 1984 | Louisiana 31, Wichita State 3 | Box score |
| Oct 6, 1984 | 14Miami 31, 16Notre Dame 13 | Box score |
| Oct 6, 1984 | Miami (OH) 19, Kent State 3 | Box score |
| Oct 6, 1984 | Michigan State 19, 13Michigan 7upset | Box score |
| Oct 6, 1984 | Minnesota 33, Indiana 24 | Box score |
| Oct 6, 1984 | Mississippi State 27, Southern Miss 18 | Box score |
| Oct 6, 1984 | Missouri 52, Colorado 7 | Box score |
| Oct 6, 1984 | 8Nebraska 17, 9Oklahoma State 3 | Box score |
| Oct 6, 1984 | UNLV 41, Long Beach State 23 | Box score |
| Oct 6, 1984 | New Mexico State 27, UTEP 16 | Box score |
| Oct 6, 1984 | NC State 27, 12Georgia Tech 22upset | Box score |
| Oct 6, 1984 | Northern Illinois 20, Western Michigan 15 | Box score |
| Oct 6, 1984 | 11Penn State 25, Maryland 24 | Box score |
| Oct 6, 1984 | Pittsburgh 17, East Carolina 10 | Box score |
| Oct 6, 1984 | Purdue 28, 2Ohio State 23upset | Box score |
| Oct 6, 1984 | San Diego State 21, Wyoming 0upset | Box score |
| Oct 6, 1984 | San José State 38, Utah State 21 | Box score |
| Oct 6, 1984 | South Carolina 49, Kansas State 17 | Box score |
| Oct 6, 1984 | USC 29, Washington State 27 | Box score |
| Oct 6, 1984 | Stanford 23, 17UCLA 21upset | Box score |
| Oct 6, 1984 | 1Texas 38, Rice 13 | Box score |
| Oct 6, 1984 | TCU 32, Arkansas 31upset | Box score |
| Oct 6, 1984 | Texas Tech 30, Texas A&M 12upset | Box score |
| Oct 6, 1984 | Toledo 17, Bowling Green 6 | Box score |
| Oct 6, 1984 | Tulane 27, 19Vanderbilt 23upset | Box score |
| Oct 6, 1984 | Virginia 38, Duke 10 | Box score |
| Oct 6, 1984 | 3Washington 19, Oregon State 7 | Box score |