2021 Big 12 Conference Leaders Fumbles Lost - Games vs. FBS Teams With Winning Record Only through 01/10/2022
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Iowa State | 7 | 11 | 2 | 18.18 |
| 1 | Oklahoma | 6 | 11 | 2 | 18.18 |
| 3 | Oklahoma State | 9 | 15 | 4 | 26.67 |
| 4 | West Virginia | 8 | 15 | 5 | 33.33 |
| 5 | Kansas | 7 | 8 | 3 | 37.50 |
| 6 | TCU | 7 | 10 | 5 | 50.00 |
| 7 | Baylor | 8 | 9 | 5 | 55.56 |
| 8 | Kansas State | 6 | 8 | 5 | 62.50 |
| 8 | Texas Tech | 7 | 8 | 5 | 62.50 |
| 8 | Texas | 8 | 8 | 5 | 62.50 |