| Sep 8, 1984 | Arizona 23, California 13 | Box score |
| Sep 8, 1984 | 18Boston College 38, 9Alabama 31upset | Box score |
| Sep 8, 1984 | 13BYU 47, Baylor 13 | Box score |
| Sep 8, 1984 | Cal State Fullerton 21, Hawai’i 13upset | Box score |
| Sep 8, 1984 | 3Clemson 55, Virginia 0 | Box score |
| Sep 8, 1984 | Duke 31, Indiana 24 | Box score |
| Sep 8, 1984 | Georgia 26, Southern Miss 19 | Box score |
| Sep 8, 1984 | Illinois 30, Missouri 24 | Box score |
| Sep 8, 1984 | 10Iowa 59, Iowa State 21 | Box score |
| Sep 8, 1984 | Kansas 31, Wichita State 7 | Box score |
| Sep 8, 1984 | Kentucky 42, Kent State 0 | Box score |
| Sep 8, 1984 | Florida 21, LSU 21 | Box score |
| Sep 8, 1984 | 14Michigan 22, 1Miami 14upset | Box score |
| Sep 8, 1984 | Michigan State 24, Colorado 21 | Box score |
| Sep 8, 1984 | Minnesota 31, Rice 24 | Box score |
| Sep 8, 1984 | Ole Miss 22, Memphis 6 | Box score |
| Sep 8, 1984 | Mississippi State 14, Colorado State 9 | Box score |
| Sep 8, 1984 | 2Nebraska 42, Wyoming 7 | Box score |
| Sep 8, 1984 | UNLV 30, San José State 15 | Box score |
| Sep 8, 1984 | New Mexico 61, New Mexico State 21 | Box score |
| Sep 8, 1984 | NC State 43, Ohio 6 | Box score |
| Sep 8, 1984 | 6Ohio State 22, Oregon State 14 | Box score |
| Sep 8, 1984 | 16Oklahoma 19, Stanford 7 | Box score |
| Sep 8, 1984 | Oklahoma State 45, 12Arizona State 3upset | Box score |
| Sep 8, 1984 | Oregon 28, Long Beach State 17 | Box score |
| Sep 8, 1984 | 11Penn State 15, Rutgers 12 | Box score |
| Sep 8, 1984 | Purdue 23, 7Notre Dame 21upset | Box score |
| Sep 8, 1984 | USC 42, Utah State 7 | Box score |
| Sep 8, 1984 | Syracuse 23, Maryland 7upset | Box score |
| Sep 8, 1984 | Temple 17, East Carolina 0 | Box score |
| Sep 8, 1984 | Toledo 20, Ball State 2 | Box score |
| Sep 8, 1984 | 4UCLA 18, San Diego State 15 | Box score |
| Sep 8, 1984 | Vanderbilt 26, Kansas State 14 | Box score |
| Sep 8, 1984 | Virginia Tech 21, Wake Forest 20 | Box score |
| Sep 8, 1984 | 19Washington 26, Northwestern 0 | Box score |
| Sep 8, 1984 | Washington State 42, Utah 40 | Box score |
| Sep 8, 1984 | West Virginia 30, Louisville 6 | Box score |
| Sep 8, 1984 | Western Michigan 17, Miami (OH) 13 | Box score |
| Sep 8, 1984 | Wisconsin 27, Northern Illinois 14 | Box score |