Randolph Masterman has 3 recorded races from NORTHBROOK, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-08-24 | 2024 Chicago Triathlon International | Ultra Marathon | 3:02:54 | 941 |
| 2023-08-27 | 2023 Chicago Triathlon Sprint | 3:20:02 | 2227 | |
| 2022-08-28 | 2022 Chicago Triathlon International - Individual | Ultra Marathon | 4:08:07 | 2299 |