Horacio De Los Santos has 2 recorded races from Chicago, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-08-27 | 2023 Chicago Triathlon International | Ultra Marathon | 2:17:39 | 630 |
| 2022-08-28 | 2022 Chicago Triathlon International - Individual | Ultra Marathon | 2:54:17 | 657 |