William Fritzke has 3 recorded races from Deephaven, Minnesota, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-09-16 | 2023 Life Time Chequamegon MTB Festival presented by Trek Chequamegon 40 | Ultra Marathon | 2:48:22 | 84 |
| 2023-06-24 | 2023 Stages Cycling Lutsen 99er Lutsen99er | Ultra Marathon | 6:36:06 | 182 |
| 2022-09-17 | 2022 Chequamegon MTB Festival Chequamegon 40 | Ultra Marathon | 2:53:07 | 211 |