2021 Big 12 Conference Leaders Fumbles Lost - Games vs. Ranked Teams Only (AP Poll) through 01/10/2022
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Kansas | 3 | 2 | 2 | 100.00 |
| 2 | TCU | 3 | 4 | 2 | 50.00 |
| 2 | Kansas State | 3 | 4 | 3 | 75.00 |
| 2 | Texas | 5 | 4 | 3 | 75.00 |
| 5 | Oklahoma | 3 | 5 | 2 | 40.00 |
| 5 | Baylor | 5 | 5 | 3 | 60.00 |
| 7 | West Virginia | 3 | 6 | 1 | 16.67 |
| 8 | Oklahoma State | 4 | 8 | 3 | 37.50 |
| 8 | Texas Tech | 4 | 8 | 5 | 62.50 |
| 10 | Iowa State | 5 | 11 | 2 | 18.18 |