2019 Big 12 Conference Leaders Fumbles Lost - Games vs. FBS Power 5 Conference Teams Only through 01/13/2020
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Iowa State | 10 | 6 | 3 | 50.00 |
| 1 | Kansas | 10 | 7 | 3 | 42.86 |
| 1 | Texas | 11 | 8 | 3 | 37.50 |
| 4 | TCU | 10 | 6 | 4 | 66.67 |
| 5 | West Virginia | 11 | 10 | 5 | 50.00 |
| 5 | Oklahoma State | 11 | 12 | 5 | 41.67 |
| 7 | Texas Tech | 10 | 12 | 6 | 50.00 |
| 8 | Kansas State | 10 | 16 | 7 | 43.75 |
| 9 | Oklahoma | 12 | 15 | 8 | 53.33 |
| 9 | Baylor | 11 | 17 | 8 | 47.06 |