2021 Big Ten Conference Leaders Fumbles Lost - Games vs. Ranked Teams Only (AP Poll) through 01/10/2022
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Illinois | 1 | 0 | 0 | 0 |
| 1 | Iowa | 2 | 1 | 0 | 0.00 |
| 3 | Maryland | 4 | 3 | 1 | 33.33 |
| 3 | Northwestern | 3 | 4 | 1 | 25.00 |
| 3 | Ohio State | 4 | 5 | 1 | 20.00 |
| 6 | Minnesota | 2 | 3 | 2 | 66.67 |
| 6 | Michigan State | 3 | 4 | 2 | 50.00 |
| 6 | Michigan | 4 | 6 | 2 | 33.33 |
| 6 | Rutgers | 4 | 7 | 2 | 28.57 |
| 10 | Wisconsin | 3 | 5 | 3 | 60.00 |
| 10 | Indiana | 5 | 7 | 3 | 42.86 |
| 10 | Nebraska | 5 | 7 | 3 | 42.86 |
| 13 | Purdue | 4 | 5 | 4 | 80.00 |
| 14 | Penn State | 5 | 9 | 5 | 55.56 |