John O'Leary has 7 recorded races from Chicago, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-08-23 | 2025 Chicago Triathlon Olympic | Ultra Marathon | 3:51:45 | 2329 |
| 2024-09-29 | 2024 Life Time Chicago Half Marathon + 5K | Half Marathon | 2:37:42 | 5921 |
| 2024-08-24 | 2024 Chicago Triathlon International | Ultra Marathon | 3:59:43 | 2235 |
| 2024-05-19 | 2024 Life Time Chicago Spring Half & 10K Half Marathon | Half Marathon | 2:33:57 | 4131 |
| 2023-08-27 | 2023 Chicago Triathlon International | Ultra Marathon | 3:20:16 | 2493 |
| 2023-05-21 | Life Time Chicago Spring Half & 10K Half Marathon | Half Marathon | 2:27:35 | 3551 |
| 2022-08-28 | 2022 Chicago Triathlon International - Individual | Ultra Marathon | 3:29:25 | 1778 |