brian kooienga has 2 recorded races from Denver, Colorado, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-05-29 | 2026 Life Time UNBOUND Gravel Presented by Shimano 200 MILE | Ultra Marathon | 15:30:01 | 650 |
| 2026-04-11 | Flint Hills Gravel 2026 The Challenge (80-90 Miles) | Ultra Marathon | 5:16:26 | 128 |