Josephine Siregar has 3 recorded races from Gurnee, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-08-24 | 2024 Chicago Triathlon International | Ultra Marathon | 4:08:58 | 2297 |
| 2023-08-27 | 2023 Chicago Triathlon International | Ultra Marathon | 3:28:00 | 2544 |
| 2023-05-21 | Life Time Chicago Spring Half & 10K Half Marathon | Half Marathon | 3:03:18 | 4552 |