2021 National Leaders Opponent First Downs - Games vs. Non-Conference Teams Only through 01/10/2022
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | Clemson | 5 | 18 | 33 | 6 | 57 | 11.4 |
| 2 | Wisconsin | 4 | 19 | 24 | 3 | 46 | 11.5 |
| 3 | Georgia | 5 | 26 | 24 | 9 | 59 | 11.8 |
| 4 | Air Force | 5 | 34 | 26 | 3 | 63 | 12.6 |
| 5 | Iowa State | 4 | 21 | 26 | 4 | 51 | 12.8 |
| 5 | Texas A&M | 4 | 34 | 12 | 5 | 51 | 12.8 |
| 5 | Houston | 5 | 27 | 29 | 8 | 64 | 12.8 |
| 8 | Alabama | 5 | 22 | 35 | 8 | 65 | 13.0 |
| 9 | Minnesota | 4 | 18 | 28 | 7 | 53 | 13.3 |
| 10 | South Carolina | 5 | 35 | 32 | 6 | 73 | 14.6 |
| 11 | Arkansas | 5 | 26 | 33 | 15 | 74 | 14.8 |
| 12 | Washington | 3 | 27 | 15 | 3 | 45 | 15.0 |
| 12 | Kansas State | 4 | 24 | 31 | 5 | 60 | 15.0 |
| 14 | Fresno State | 5 | 26 | 38 | 12 | 76 | 15.2 |
| 15 | Southern Miss | 4 | 16 | 41 | 4 | 61 | 15.3 |
| 16 | Western Michigan | 5 | 37 | 29 | 12 | 78 | 15.6 |
| 17 | Mississippi State | 5 | 26 | 48 | 6 | 80 | 16.0 |
| 18 | Central Michigan | 5 | 23 | 49 | 9 | 81 | 16.2 |
| 18 | Kentucky | 5 | 28 | 44 | 9 | 81 | 16.2 |
| 20 | NC State | 4 | 20 | 40 | 5 | 65 | 16.3 |
| 21 | Maryland | 4 | 23 | 34 | 9 | 66 | 16.5 |
| 21 | Arizona State | 4 | 28 | 28 | 10 | 66 | 16.5 |
| 21 | Troy | 4 | 30 | 31 | 5 | 66 | 16.5 |
| 21 | Syracuse | 4 | 34 | 23 | 9 | 66 | 16.5 |
| 25 | New Mexico | 4 | 21 | 38 | 8 | 67 | 16.8 |
| 25 | Colorado State | 4 | 22 | 36 | 9 | 67 | 16.8 |
| 25 | Boston College | 4 | 23 | 36 | 8 | 67 | 16.8 |
| 25 | San Diego State | 5 | 17 | 52 | 15 | 84 | 16.8 |
| 25 | Tennessee | 5 | 23 | 49 | 12 | 84 | 16.8 |
| 25 | Auburn | 5 | 28 | 51 | 5 | 84 | 16.8 |
| 31 | Colorado | 3 | 21 | 25 | 5 | 51 | 17.0 |
| 31 | TCU | 3 | 27 | 21 | 3 | 51 | 17.0 |
| 31 | Michigan | 4 | 29 | 33 | 6 | 68 | 17.0 |
| 31 | Rutgers | 4 | 30 | 30 | 8 | 68 | 17.0 |
| 31 | West Virginia | 4 | 34 | 27 | 7 | 68 | 17.0 |
| 36 | LSU | 5 | 34 | 45 | 7 | 86 | 17.2 |
| 37 | Nebraska | 3 | 21 | 28 | 3 | 52 | 17.3 |
| 37 | Texas Tech | 4 | 16 | 46 | 7 | 69 | 17.3 |
| 37 | Navy | 4 | 33 | 32 | 4 | 69 | 17.3 |
| 37 | Temple | 4 | 38 | 25 | 6 | 69 | 17.3 |
| 41 | South Alabama | 4 | 26 | 38 | 6 | 70 | 17.5 |
| 41 | Baylor | 4 | 30 | 34 | 6 | 70 | 17.5 |
| 41 | Army | 10 | 58 | 104 | 13 | 175 | 17.5 |
| 44 | Arizona | 3 | 32 | 15 | 7 | 54 | 18.0 |
| 44 | Georgia Tech | 4 | 34 | 33 | 5 | 72 | 18.0 |
| 46 | Pittsburgh | 5 | 24 | 55 | 12 | 91 | 18.2 |
| 47 | Northwestern | 3 | 20 | 33 | 2 | 55 | 18.3 |
| 47 | Florida State | 4 | 23 | 42 | 8 | 73 | 18.3 |
| 47 | Purdue | 4 | 31 | 33 | 9 | 73 | 18.3 |
| 50 | Louisiana | 5 | 40 | 47 | 5 | 92 | 18.4 |
| 51 | Iowa | 4 | 29 | 38 | 7 | 74 | 18.5 |
| 51 | Buffalo | 4 | 34 | 31 | 9 | 74 | 18.5 |
| 53 | Miami (OH) | 5 | 46 | 39 | 8 | 93 | 18.6 |
| 53 | Liberty | 11 | 90 | 90 | 25 | 205 | 18.6 |
| 55 | Utah | 4 | 32 | 38 | 5 | 75 | 18.8 |
| 55 | Toledo | 5 | 36 | 45 | 13 | 94 | 18.8 |
| 55 | Coastal Carolina | 5 | 57 | 32 | 5 | 94 | 18.8 |
| 55 | Notre Dame | 13 | 105 | 126 | 13 | 244 | 18.8 |
| 59 | Texas | 3 | 30 | 26 | 1 | 57 | 19.0 |
| 59 | Florida Atlantic | 4 | 47 | 26 | 3 | 76 | 19.0 |
| 59 | UCF | 5 | 28 | 60 | 7 | 95 | 19.0 |
| 59 | UTEP | 5 | 32 | 46 | 17 | 95 | 19.0 |
| 63 | UAB | 5 | 39 | 43 | 14 | 96 | 19.2 |
| 63 | Virginia Tech | 5 | 46 | 45 | 5 | 96 | 19.2 |
| 65 | Indiana | 3 | 23 | 32 | 3 | 58 | 19.3 |
| 65 | Vanderbilt | 4 | 32 | 39 | 6 | 77 | 19.3 |
| 67 | Tulsa | 5 | 32 | 56 | 10 | 98 | 19.6 |
| 67 | Cincinnati | 5 | 42 | 50 | 6 | 98 | 19.6 |
| 69 | Louisiana-Monroe | 4 | 27 | 48 | 4 | 79 | 19.8 |
| 69 | Oklahoma | 4 | 28 | 45 | 6 | 79 | 19.8 |
| 69 | Charlotte | 4 | 52 | 24 | 3 | 79 | 19.8 |
| 69 | Middle Tennessee State | 5 | 55 | 39 | 5 | 99 | 19.8 |
| 73 | UTSA | 5 | 36 | 55 | 10 | 101 | 20.2 |
| 74 | Miami (FL) | 4 | 33 | 43 | 5 | 81 | 20.3 |
| 75 | SMU | 4 | 24 | 51 | 7 | 82 | 20.5 |
| 75 | Duke | 4 | 32 | 42 | 8 | 82 | 20.5 |
| 77 | San Jose State | 4 | 27 | 45 | 11 | 83 | 20.8 |
| 77 | Bowling Green | 4 | 45 | 26 | 12 | 83 | 20.8 |
| 77 | Ole Miss | 5 | 50 | 39 | 15 | 104 | 20.8 |
| 77 | Nevada | 5 | 53 | 45 | 6 | 104 | 20.8 |
| 81 | Wake Forest | 4 | 42 | 32 | 10 | 84 | 21.0 |
| 82 | Appalachian State | 5 | 40 | 56 | 10 | 106 | 21.2 |
| 82 | Wyoming | 5 | 51 | 40 | 15 | 106 | 21.2 |
| 84 | Penn State | 4 | 40 | 37 | 8 | 85 | 21.3 |
| 85 | Ball State | 5 | 54 | 47 | 6 | 107 | 21.4 |
| 86 | Oklahoma State | 4 | 22 | 56 | 8 | 86 | 21.5 |
| 86 | BYU | 13 | 118 | 145 | 17 | 280 | 21.5 |
| 88 | Old Dominion | 5 | 45 | 51 | 12 | 108 | 21.6 |
| 88 | Eastern Michigan | 5 | 54 | 46 | 8 | 108 | 21.6 |
| 90 | Stanford | 3 | 31 | 28 | 6 | 65 | 21.7 |
| 91 | Akron | 4 | 40 | 43 | 4 | 87 | 21.8 |
| 91 | Georgia State | 5 | 43 | 55 | 11 | 109 | 21.8 |
| 93 | Washington State | 4 | 39 | 46 | 3 | 88 | 22.0 |
| 93 | Rice | 4 | 41 | 38 | 9 | 88 | 22.0 |
| 95 | North Texas | 5 | 49 | 48 | 14 | 111 | 22.2 |
| 95 | Missouri | 5 | 67 | 38 | 6 | 111 | 22.2 |
| 97 | Virginia | 4 | 36 | 45 | 8 | 89 | 22.3 |
| 97 | Boise State | 4 | 37 | 42 | 10 | 89 | 22.3 |
| 97 | North Carolina | 4 | 54 | 28 | 7 | 89 | 22.3 |
| 100 | Northern Illinois | 5 | 62 | 46 | 4 | 112 | 22.4 |
| 101 | Florida | 5 | 39 | 56 | 18 | 113 | 22.6 |
| 102 | Kansas | 3 | 32 | 31 | 5 | 68 | 22.7 |
| 103 | Oregon State | 4 | 31 | 49 | 11 | 91 | 22.8 |
| 103 | Louisville | 5 | 58 | 48 | 8 | 114 | 22.8 |
| 105 | Utah State | 5 | 41 | 65 | 10 | 116 | 23.2 |
| 105 | Kent State | 5 | 54 | 52 | 10 | 116 | 23.2 |
| 107 | Michigan State | 4 | 30 | 56 | 7 | 93 | 23.3 |
| 108 | Connecticut | 10 | 101 | 118 | 15 | 234 | 23.4 |
| 109 | Ohio State | 4 | 32 | 49 | 13 | 94 | 23.5 |
| 109 | USF | 4 | 38 | 50 | 6 | 94 | 23.5 |
| 111 | USC | 3 | 25 | 39 | 7 | 71 | 23.7 |
| 111 | New Mexico State | 11 | 100 | 139 | 22 | 261 | 23.7 |
| 113 | Arkansas State | 4 | 36 | 51 | 8 | 95 | 23.8 |
| 114 | UCLA | 3 | 18 | 45 | 9 | 72 | 24.0 |
| 114 | Oregon | 4 | 32 | 55 | 9 | 96 | 24.0 |
| 114 | FIU | 4 | 39 | 51 | 6 | 96 | 24.0 |
| 117 | Hawaii | 5 | 54 | 61 | 7 | 122 | 24.4 |
| 117 | Marshall | 5 | 57 | 52 | 13 | 122 | 24.4 |
| 119 | Massachusetts | 8 | 96 | 79 | 21 | 196 | 24.5 |
| 120 | California | 3 | 23 | 41 | 10 | 74 | 24.7 |
| 120 | Illinois | 3 | 24 | 40 | 10 | 74 | 24.7 |
| 122 | East Carolina | 4 | 39 | 50 | 10 | 99 | 24.8 |
| 122 | Georgia Southern | 4 | 40 | 51 | 8 | 99 | 24.8 |
| 124 | UNLV | 4 | 42 | 53 | 6 | 101 | 25.3 |
| 125 | Ohio | 4 | 54 | 38 | 10 | 102 | 25.5 |
| 126 | Memphis | 4 | 30 | 64 | 9 | 103 | 25.8 |
| 126 | Texas State | 4 | 40 | 54 | 9 | 103 | 25.8 |
| 128 | Tulane | 4 | 42 | 49 | 13 | 104 | 26.0 |
| 128 | Western Kentucky | 5 | 60 | 60 | 10 | 130 | 26.0 |
| 130 | Louisiana Tech | 4 | 34 | 70 | 5 | 109 | 27.3 |