2019 Big 12 Conference Leaders Fumbles Lost - Games vs. FBS Teams With Non-Winning Record Only through 01/13/2020
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | TCU | 4 | 2 | 0 | 0.00 |
| 2 | Iowa State | 5 | 2 | 1 | 50.00 |
| 2 | Texas | 5 | 3 | 1 | 33.33 |
| 2 | Kansas | 5 | 4 | 1 | 25.00 |
| 5 | West Virginia | 5 | 3 | 2 | 66.67 |
| 5 | Texas Tech | 5 | 6 | 2 | 33.33 |
| 7 | Oklahoma State | 6 | 5 | 3 | 60.00 |
| 8 | Oklahoma | 6 | 6 | 4 | 66.67 |
| 8 | Kansas State | 6 | 10 | 4 | 40.00 |
| 10 | Baylor | 6 | 11 | 6 | 54.55 |