2019 Big 12 Conference Leaders Fumbles Lost - Games vs. Ranked Teams Only (AP Poll) through 01/13/2020
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Texas | 4 | 3 | 0 | 0.00 |
| 2 | TCU | 3 | 1 | 1 | 100.00 |
| 2 | West Virginia | 3 | 4 | 1 | 25.00 |
| 4 | Kansas | 3 | 4 | 2 | 50.00 |
| 5 | Baylor | 4 | 6 | 3 | 50.00 |
| 5 | Oklahoma State | 3 | 7 | 3 | 42.86 |
| 5 | Kansas State | 4 | 10 | 3 | 30.00 |
| 8 | Texas Tech | 3 | 5 | 4 | 80.00 |
| 8 | Oklahoma | 4 | 8 | 4 | 50.00 |
| 10 | Iowa State | 5 | 6 | 5 | 83.33 |