2021 National Leaders Passes Defended - Games vs. FBS (I-A) Teams Only through 01/10/2022
| Name | G | Int. | Passes Broken Up | Passes Defended | Passes Defended/G | |
|---|---|---|---|---|---|---|
| 1 | Middle Tennessee State | 12 | 16 | 56 | 72 | 6.00 |
| 2 | Western Kentucky | 13 | 20 | 57 | 77 | 5.92 |
| 3 | San Diego State | 13 | 16 | 58 | 74 | 5.69 |
| 4 | Ohio State | 13 | 12 | 60 | 72 | 5.54 |
| 5 | Iowa | 14 | 25 | 50 | 75 | 5.36 |
| 6 | Toledo | 12 | 7 | 57 | 64 | 5.33 |
| 7 | NC State | 11 | 14 | 43 | 57 | 5.18 |
| 8 | Clemson | 12 | 11 | 50 | 61 | 5.08 |
| 8 | UCF | 12 | 10 | 51 | 61 | 5.08 |
| 10 | Utah | 13 | 9 | 56 | 65 | 5.00 |
| 10 | Nevada | 12 | 14 | 46 | 60 | 5.00 |
| 10 | Central Michigan | 12 | 5 | 55 | 60 | 5.00 |
| 10 | California | 11 | 12 | 43 | 55 | 5.00 |
| 10 | Florida Atlantic | 11 | 11 | 44 | 55 | 5.00 |
| 10 | Virginia | 11 | 8 | 47 | 55 | 5.00 |
| 16 | Oregon State | 12 | 13 | 46 | 59 | 4.92 |
| 16 | Fresno State | 12 | 10 | 49 | 59 | 4.92 |
| 18 | Memphis | 11 | 8 | 46 | 54 | 4.91 |
| 18 | San Jose State | 11 | 6 | 48 | 54 | 4.91 |
| 20 | Georgia | 14 | 15 | 53 | 68 | 4.86 |
| 21 | Baylor | 13 | 19 | 44 | 63 | 4.85 |
| 21 | Cincinnati | 13 | 16 | 47 | 63 | 4.85 |
| 23 | Michigan State | 12 | 9 | 49 | 58 | 4.83 |
| 24 | Rice | 11 | 13 | 40 | 53 | 4.82 |
| 25 | South Carolina | 12 | 13 | 44 | 57 | 4.75 |
| 25 | UTEP | 12 | 7 | 50 | 57 | 4.75 |
| 27 | Texas A&M | 11 | 10 | 42 | 52 | 4.73 |
| 28 | Arizona State | 12 | 13 | 43 | 56 | 4.67 |
| 28 | Penn State | 12 | 13 | 43 | 56 | 4.67 |
| 28 | Hawaii | 12 | 12 | 44 | 56 | 4.67 |
| 28 | Texas Tech | 12 | 10 | 46 | 56 | 4.67 |
| 28 | Tennessee | 12 | 9 | 47 | 56 | 4.67 |
| 33 | Michigan | 14 | 8 | 57 | 65 | 4.64 |
| 34 | BYU | 12 | 13 | 42 | 55 | 4.58 |
| 35 | East Carolina | 11 | 14 | 36 | 50 | 4.55 |
| 35 | Vanderbilt | 11 | 13 | 37 | 50 | 4.55 |
| 35 | Duke | 11 | 8 | 42 | 50 | 4.55 |
| 35 | Nebraska | 11 | 7 | 43 | 50 | 4.55 |
| 39 | Appalachian State | 13 | 14 | 45 | 59 | 4.54 |
| 40 | UCLA | 12 | 12 | 42 | 54 | 4.50 |
| 41 | Purdue | 13 | 13 | 45 | 58 | 4.46 |
| 42 | Pittsburgh | 13 | 15 | 42 | 57 | 4.38 |
| 42 | Georgia State | 13 | 11 | 46 | 57 | 4.38 |
| 44 | Florida State | 11 | 14 | 34 | 48 | 4.36 |
| 45 | Virginia Tech | 12 | 10 | 42 | 52 | 4.33 |
| 45 | Illinois | 12 | 9 | 43 | 52 | 4.33 |
| 45 | Louisville | 12 | 8 | 44 | 52 | 4.33 |
| 45 | Old Dominion | 12 | 7 | 45 | 52 | 4.33 |
| 49 | Louisiana | 13 | 9 | 47 | 56 | 4.31 |
| 50 | Wisconsin | 13 | 16 | 39 | 55 | 4.23 |
| 50 | Houston | 13 | 14 | 41 | 55 | 4.23 |
| 52 | Marshall | 12 | 10 | 40 | 50 | 4.17 |
| 52 | North Carolina | 12 | 10 | 40 | 50 | 4.17 |
| 52 | Auburn | 12 | 8 | 42 | 50 | 4.17 |
| 52 | Maryland | 12 | 5 | 45 | 50 | 4.17 |
| 56 | Arkansas State | 11 | 9 | 36 | 45 | 4.09 |
| 56 | Georgia Southern | 11 | 5 | 40 | 45 | 4.09 |
| 58 | Oklahoma State | 13 | 9 | 44 | 53 | 4.08 |
| 58 | Boise State | 12 | 13 | 36 | 49 | 4.08 |
| 58 | Ole Miss | 12 | 11 | 38 | 49 | 4.08 |
| 58 | Tulsa | 12 | 11 | 38 | 49 | 4.08 |
| 58 | Coastal Carolina | 12 | 6 | 43 | 49 | 4.08 |
| 63 | Wake Forest | 13 | 14 | 38 | 52 | 4.00 |
| 63 | Kent State | 13 | 12 | 40 | 52 | 4.00 |
| 63 | UAB | 12 | 10 | 38 | 48 | 4.00 |
| 63 | Indiana | 11 | 5 | 39 | 44 | 4.00 |
| 67 | Notre Dame | 13 | 15 | 36 | 51 | 3.92 |
| 67 | Oregon | 13 | 14 | 37 | 51 | 3.92 |
| 67 | UTSA | 13 | 12 | 39 | 51 | 3.92 |
| 67 | Arkansas | 12 | 11 | 36 | 47 | 3.92 |
| 67 | Eastern Michigan | 12 | 7 | 40 | 47 | 3.92 |
| 67 | Rutgers | 12 | 7 | 40 | 47 | 3.92 |
| 73 | Wyoming | 12 | 10 | 36 | 46 | 3.83 |
| 73 | Liberty | 12 | 9 | 37 | 46 | 3.83 |
| 73 | Miami (OH) | 12 | 9 | 37 | 46 | 3.83 |
| 76 | Alabama | 14 | 13 | 40 | 53 | 3.79 |
| 77 | Washington State | 12 | 14 | 31 | 45 | 3.75 |
| 78 | SMU | 11 | 7 | 34 | 41 | 3.73 |
| 79 | Utah State | 13 | 10 | 38 | 48 | 3.69 |
| 79 | Minnesota | 13 | 8 | 40 | 48 | 3.69 |
| 81 | Kentucky | 12 | 8 | 36 | 44 | 3.67 |
| 81 | Stanford | 12 | 6 | 38 | 44 | 3.67 |
| 83 | Southern Miss | 11 | 10 | 30 | 40 | 3.64 |
| 83 | Boston College | 11 | 8 | 32 | 40 | 3.64 |
| 85 | Missouri | 12 | 10 | 33 | 43 | 3.58 |
| 86 | Louisiana-Monroe | 11 | 10 | 29 | 39 | 3.55 |
| 86 | New Mexico | 11 | 7 | 32 | 39 | 3.55 |
| 88 | Florida | 12 | 8 | 34 | 42 | 3.50 |
| 88 | Massachusetts | 10 | 2 | 33 | 35 | 3.50 |
| 90 | South Alabama | 11 | 14 | 24 | 38 | 3.45 |
| 90 | Colorado State | 11 | 6 | 32 | 38 | 3.45 |
| 92 | Connecticut | 10 | 6 | 28 | 34 | 3.40 |
| 93 | Washington | 11 | 10 | 27 | 37 | 3.36 |
| 93 | Colorado | 11 | 8 | 29 | 37 | 3.36 |
| 93 | Tulane | 11 | 8 | 29 | 37 | 3.36 |
| 96 | LSU | 12 | 8 | 32 | 40 | 3.33 |
| 96 | Air Force | 12 | 7 | 33 | 40 | 3.33 |
| 98 | Northwestern | 11 | 6 | 30 | 36 | 3.27 |
| 98 | Temple | 11 | 5 | 31 | 36 | 3.27 |
| 98 | Arizona | 11 | 2 | 34 | 36 | 3.27 |
| 98 | Texas State | 11 | 2 | 34 | 36 | 3.27 |
| 102 | USC | 12 | 14 | 25 | 39 | 3.25 |
| 102 | Army | 12 | 9 | 30 | 39 | 3.25 |
| 104 | Troy | 11 | 12 | 23 | 35 | 3.18 |
| 104 | Bowling Green | 11 | 10 | 25 | 35 | 3.18 |
| 106 | Iowa State | 12 | 9 | 29 | 38 | 3.17 |
| 106 | Texas | 12 | 7 | 31 | 38 | 3.17 |
| 108 | TCU | 11 | 9 | 25 | 34 | 3.09 |
| 108 | Louisiana Tech | 11 | 7 | 27 | 34 | 3.09 |
| 110 | Ball State | 12 | 14 | 23 | 37 | 3.08 |
| 110 | Western Michigan | 12 | 3 | 34 | 37 | 3.08 |
| 112 | Mississippi State | 12 | 11 | 25 | 36 | 3.00 |
| 112 | Kansas State | 12 | 10 | 26 | 36 | 3.00 |
| 112 | Miami (FL) | 11 | 7 | 26 | 33 | 3.00 |
| 112 | New Mexico State | 11 | 7 | 26 | 33 | 3.00 |
| 112 | Buffalo | 11 | 3 | 30 | 33 | 3.00 |
| 117 | Charlotte | 11 | 8 | 24 | 32 | 2.91 |
| 118 | Oklahoma | 12 | 10 | 24 | 34 | 2.83 |
| 118 | West Virginia | 12 | 9 | 25 | 34 | 2.83 |
| 118 | Navy | 12 | 7 | 27 | 34 | 2.83 |
| 121 | USF | 11 | 10 | 21 | 31 | 2.82 |
| 121 | Syracuse | 11 | 4 | 27 | 31 | 2.82 |
| 123 | North Texas | 12 | 5 | 28 | 33 | 2.75 |
| 124 | Ohio | 11 | 6 | 24 | 30 | 2.73 |
| 125 | Northern Illinois | 13 | 3 | 32 | 35 | 2.69 |
| 126 | FIU | 11 | 3 | 26 | 29 | 2.64 |
| 127 | UNLV | 11 | 7 | 20 | 27 | 2.45 |
| 128 | Kansas | 11 | 7 | 19 | 26 | 2.36 |
| 129 | Akron | 11 | 6 | 17 | 23 | 2.09 |
| 129 | Georgia Tech | 11 | 1 | 22 | 23 | 2.09 |