Piotr Bieszk has 3 recorded races from Chicago, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-08-24 | 2024 Chicago Triathlon International | Ultra Marathon | 2:51:16 | 568 |
| 2023-08-27 | 2023 Chicago Triathlon International | Ultra Marathon | 2:23:31 | 911 |
| 2022-08-28 | 2022 Chicago Triathlon International - Individual | Ultra Marathon | 3:21:02 | 1552 |