2019 Big 12 Conference Leaders Fumbles Lost - Games vs. Unranked Teams Only (AP Poll) through 01/13/2020
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Iowa State | 8 | 5 | 2 | 40.00 |
| 2 | Texas | 9 | 6 | 4 | 66.67 |
| 2 | West Virginia | 9 | 6 | 4 | 66.67 |
| 4 | Kansas | 9 | 8 | 4 | 50.00 |
| 5 | Oklahoma State | 10 | 9 | 5 | 55.56 |
| 6 | Texas Tech | 9 | 11 | 3 | 27.27 |
| 6 | Oklahoma | 10 | 11 | 6 | 54.55 |
| 8 | Kansas State | 9 | 12 | 6 | 50.00 |
| 9 | Baylor | 10 | 17 | 8 | 47.06 |
| 10 | TCU | 9 | 18 | 8 | 44.44 |