COLLEGE FOOTBALL STATISTICS
2019: 4th Down Conversion Pct Defense
| Rank | Team | G | W-L | Opp 4th Conv | Opp 4th Att | Pct |
| 1 | Georgia (SEC) | 14 | 12-2 | 6 | 23 | 0.261 |
| 2 | Cincinnati (AAC) | 14 | 11-3 | 5 | 19 | 0.263 |
| 3 | Florida (SEC) | 13 | 11-2 | 3 | 10 | 0.300 |
| 4 | Iowa (Big Ten) | 13 | 10-3 | 4 | 13 | 0.308 |
| 5 | Arizona (Pac-12) | 12 | 4-8 | 6 | 18 | 0.333 |
| 5 | Utah St. (Mountain West) | 13 | 7-6 | 6 | 18 | 0.333 |
| 7 | Ohio St. (Big Ten) | 14 | 13-1 | 7 | 20 | 0.350 |
| 8 | Kentucky (SEC) | 13 | 8-5 | 6 | 17 | 0.353 |
| 9 | South Carolina (SEC) | 12 | 4-8 | 5 | 14 | 0.357 |
| 9 | Missouri (SEC) | 12 | 6-6 | 5 | 14 | 0.357 |
| 11 | Alabama (SEC) | 13 | 11-2 | 7 | 19 | 0.368 |
| 11 | Syracuse (ACC) | 12 | 5-7 | 7 | 19 | 0.368 |
| 13 | Central Mich. (MAC) | 14 | 8-6 | 12 | 32 | 0.375 |
| 14 | Boise St. (Mountain West) | 14 | 12-2 | 11 | 29 | 0.379 |
| 15 | Oklahoma St. (Big 12) | 13 | 8-5 | 8 | 21 | 0.381 |
| 15 | Western Mich. (MAC) | 13 | 7-6 | 8 | 21 | 0.381 |
| 17 | Northwestern (Big Ten) | 12 | 3-9 | 5 | 13 | 0.385 |
| 18 | Texas (Big 12) | 13 | 8-5 | 8 | 20 | 0.400 |
| 18 | Auburn (SEC) | 13 | 9-4 | 10 | 25 | 0.400 |
| 18 | TCU (Big 12) | 12 | 5-7 | 6 | 15 | 0.400 |
| 18 | UConn (AAC) | 12 | 2-10 | 6 | 15 | 0.400 |
| 22 | Louisiana (Sun Belt) | 14 | 11-3 | 11 | 27 | 0.407 |
| 23 | Kansas St. (Big 12) | 13 | 8-5 | 7 | 17 | 0.412 |
| 23 | UCLA (Pac-12) | 12 | 4-8 | 7 | 17 | 0.412 |
| 25 | UAB (C-USA) | 14 | 9-5 | 12 | 29 | 0.414 |
| 26 | Oklahoma (Big 12) | 14 | 12-2 | 10 | 24 | 0.417 |
| 27 | Marshall (C-USA) | 13 | 8-5 | 8 | 19 | 0.421 |
| 28 | Oregon (Pac-12) | 14 | 12-2 | 14 | 33 | 0.424 |
| 28 | Buffalo (MAC) | 13 | 8-5 | 14 | 33 | 0.424 |
| 30 | San Diego St. (Mountain West) | 13 | 10-3 | 9 | 21 | 0.429 |
| 30 | Vanderbilt (SEC) | 12 | 3-9 | 6 | 14 | 0.429 |
| 30 | UNLV (Mountain West) | 12 | 4-8 | 9 | 21 | 0.429 |
| 33 | Toledo (MAC) | 12 | 6-6 | 10 | 23 | 0.435 |
| 33 | Clemson (ACC) | 15 | 14-1 | 10 | 23 | 0.435 |
| 33 | Louisville (ACC) | 13 | 8-5 | 10 | 23 | 0.435 |
| 36 | Nebraska (Big Ten) | 12 | 5-7 | 7 | 16 | 0.438 |
| 37 | Northern Ill. (MAC) | 12 | 5-7 | 8 | 18 | 0.444 |
| 37 | Wisconsin (Big Ten) | 14 | 10-4 | 12 | 27 | 0.444 |
| 37 | Maryland (Big Ten) | 12 | 3-9 | 8 | 18 | 0.444 |
| 40 | Old Dominion (C-USA) | 12 | 1-11 | 5 | 11 | 0.455 |
| 40 | Notre Dame (FBS Independent) | 13 | 11-2 | 10 | 22 | 0.455 |
| 42 | Liberty (FBS Independent) | 13 | 8-5 | 11 | 24 | 0.458 |
| 43 | Hawaii (Mountain West) | 15 | 10-5 | 12 | 26 | 0.462 |
| 44 | Air Force (Mountain West) | 13 | 11-2 | 13 | 28 | 0.464 |
| 44 | Fla. Atlantic (C-USA) | 14 | 11-3 | 13 | 28 | 0.464 |
| 44 | Tennessee (SEC) | 13 | 8-5 | 13 | 28 | 0.464 |
| 47 | SMU (AAC) | 13 | 10-3 | 15 | 32 | 0.469 |
| 48 | Bowling Green (MAC) | 12 | 3-9 | 8 | 17 | 0.471 |
| 49 | Ball St. (MAC) | 12 | 5-7 | 10 | 21 | 0.476 |
| 49 | Michigan St. (Big Ten) | 13 | 7-6 | 10 | 21 | 0.476 |
| 49 | BYU (FBS Independent) | 13 | 7-6 | 10 | 21 | 0.476 |
| 52 | Wyoming (Mountain West) | 13 | 8-5 | 12 | 25 | 0.480 |
| 53 | LSU (SEC) | 15 | 15-0 | 15 | 31 | 0.484 |
| 53 | Memphis (AAC) | 14 | 12-2 | 15 | 31 | 0.484 |
| 53 | Louisiana Tech (C-USA) | 13 | 10-3 | 15 | 31 | 0.484 |
| 56 | Temple (AAC) | 13 | 8-5 | 18 | 36 | 0.500 |
| 56 | North Texas (C-USA) | 12 | 4-8 | 10 | 20 | 0.500 |
| 56 | Army West Point (FBS Independent) | 13 | 5-8 | 12 | 24 | 0.500 |
| 56 | Western Ky. (C-USA) | 13 | 9-4 | 18 | 36 | 0.500 |
| 56 | Kansas (Big 12) | 12 | 3-9 | 8 | 16 | 0.500 |
| 56 | North Carolina (ACC) | 13 | 7-6 | 8 | 16 | 0.500 |
| 62 | Miami (OH) (MAC) | 14 | 8-6 | 15 | 29 | 0.517 |
| 63 | Virginia (ACC) | 14 | 9-5 | 13 | 25 | 0.520 |
| 64 | Indiana (Big Ten) | 13 | 8-5 | 12 | 23 | 0.522 |
| 65 | La.-Monroe (Sun Belt) | 12 | 5-7 | 11 | 21 | 0.524 |
| 65 | Duke (ACC) | 12 | 5-7 | 11 | 21 | 0.524 |
| 65 | Florida St. (ACC) | 13 | 6-7 | 11 | 21 | 0.524 |
| 65 | Rutgers (Big Ten) | 12 | 2-10 | 11 | 21 | 0.524 |
| 69 | UTSA (C-USA) | 12 | 4-8 | 10 | 19 | 0.526 |
| 69 | Southern California (Pac-12) | 13 | 8-5 | 10 | 19 | 0.526 |
| 71 | Mississippi St. (SEC) | 13 | 6-7 | 9 | 17 | 0.529 |
| 71 | Troy (Sun Belt) | 12 | 5-7 | 9 | 17 | 0.529 |
| 73 | Ga. Southern (Sun Belt) | 13 | 7-6 | 17 | 32 | 0.531 |
| 74 | Texas Tech (Big 12) | 12 | 4-8 | 8 | 15 | 0.533 |
| 74 | Iowa St. (Big 12) | 13 | 7-6 | 8 | 15 | 0.533 |
| 74 | Akron (MAC) | 12 | 0-12 | 8 | 15 | 0.533 |
| 77 | Tulane (AAC) | 13 | 7-6 | 14 | 26 | 0.538 |
| 77 | Colorado (Pac-12) | 12 | 5-7 | 7 | 13 | 0.538 |
| 77 | Navy (AAC) | 13 | 11-2 | 14 | 26 | 0.538 |
| 80 | Georgia St. (Sun Belt) | 13 | 7-6 | 13 | 24 | 0.542 |
| 80 | Arizona St. (Pac-12) | 13 | 8-5 | 13 | 24 | 0.542 |
| 82 | Utah (Pac-12) | 14 | 11-3 | 12 | 22 | 0.545 |
| 83 | South Fla. (AAC) | 12 | 4-8 | 10 | 18 | 0.556 |
| 83 | Pittsburgh (ACC) | 13 | 8-5 | 10 | 18 | 0.556 |
| 83 | Arkansas St. (Sun Belt) | 13 | 8-5 | 20 | 36 | 0.556 |
| 83 | Fresno St. (Mountain West) | 12 | 4-8 | 15 | 27 | 0.556 |
| 83 | Minnesota (Big Ten) | 13 | 11-2 | 10 | 18 | 0.556 |
| 88 | Arkansas (SEC) | 12 | 2-10 | 9 | 16 | 0.563 |
| 89 | Washington St. (Pac-12) | 13 | 6-7 | 13 | 23 | 0.565 |
| 89 | East Carolina (AAC) | 12 | 4-8 | 13 | 23 | 0.565 |
| 89 | Houston (AAC) | 12 | 4-8 | 13 | 23 | 0.565 |
| 92 | Virginia Tech (ACC) | 13 | 8-5 | 17 | 30 | 0.567 |
| 93 | California (Pac-12) | 13 | 8-5 | 16 | 28 | 0.571 |
| 94 | Appalachian St. (Sun Belt) | 14 | 13-1 | 15 | 26 | 0.577 |
| 94 | Baylor (Big 12) | 14 | 11-3 | 15 | 26 | 0.577 |
| 94 | Penn St. (Big Ten) | 13 | 11-2 | 15 | 26 | 0.577 |
| 97 | Ohio (MAC) | 13 | 7-6 | 11 | 19 | 0.579 |
| 98 | Middle Tenn. (C-USA) | 12 | 4-8 | 17 | 29 | 0.586 |
| 99 | South Alabama (Sun Belt) | 12 | 2-10 | 10 | 17 | 0.588 |
| 100 | Michigan (Big Ten) | 13 | 9-4 | 13 | 22 | 0.591 |
| 101 | Texas St. (Sun Belt) | 12 | 3-9 | 9 | 15 | 0.600 |
| 101 | Rice (C-USA) | 12 | 3-9 | 9 | 15 | 0.600 |
| 101 | Nevada (Mountain West) | 13 | 7-6 | 15 | 25 | 0.600 |
| 101 | FIU (C-USA) | 13 | 6-7 | 12 | 20 | 0.600 |
| 101 | West Virginia (Big 12) | 12 | 5-7 | 12 | 20 | 0.600 |
| 101 | Ole Miss (SEC) | 12 | 4-8 | 12 | 20 | 0.600 |
| 107 | Washington (Pac-12) | 13 | 8-5 | 14 | 23 | 0.609 |
| 108 | Purdue (Big Ten) | 12 | 4-8 | 11 | 18 | 0.611 |
| 108 | Massachusetts (FBS Independent) | 12 | 1-11 | 11 | 18 | 0.611 |
| 110 | San Jose St. (Mountain West) | 12 | 5-7 | 16 | 26 | 0.615 |
| 111 | Wake Forest (ACC) | 13 | 8-5 | 15 | 24 | 0.625 |
| 111 | Stanford (Pac-12) | 12 | 4-8 | 10 | 16 | 0.625 |
| 113 | Illinois (Big Ten) | 13 | 6-7 | 14 | 22 | 0.636 |
| 114 | UCF (AAC) | 13 | 10-3 | 16 | 25 | 0.640 |
| 115 | Texas A&M (SEC) | 13 | 8-5 | 9 | 14 | 0.643 |
| 116 | New Mexico (Mountain West) | 12 | 2-10 | 14 | 21 | 0.667 |
| 117 | Tulsa (AAC) | 12 | 4-8 | 21 | 31 | 0.677 |
| 118 | Colorado St. (Mountain West) | 12 | 4-8 | 15 | 22 | 0.682 |
| 118 | Boston College (ACC) | 13 | 6-7 | 15 | 22 | 0.682 |
| 120 | Georgia Tech (ACC) | 12 | 3-9 | 13 | 19 | 0.684 |
| 121 | Southern Miss. (C-USA) | 13 | 7-6 | 11 | 16 | 0.688 |
| 122 | Kent St. (MAC) | 13 | 7-6 | 16 | 23 | 0.696 |
| 123 | Coastal Carolina (Sun Belt) | 12 | 5-7 | 12 | 17 | 0.706 |
| 123 | Miami (FL) (ACC) | 13 | 6-7 | 12 | 17 | 0.706 |
| 125 | New Mexico St. (FBS Independent) | 12 | 2-10 | 8 | 11 | 0.727 |
| 126 | Eastern Mich. (MAC) | 13 | 6-7 | 15 | 20 | 0.750 |
| 126 | NC State (ACC) | 12 | 4-8 | 9 | 12 | 0.750 |
| 128 | Oregon St. (Pac-12) | 12 | 5-7 | 21 | 27 | 0.778 |
| 129 | Charlotte (C-USA) | 13 | 7-6 | 15 | 19 | 0.789 |
| 130 | UTEP (C-USA) | 12 | 1-11 | 9 | 10 | 0.900 |