Marc Gruen has 5 recorded races from Mentor, Ohio, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-07-12 | Johnnycake Jog 5 Miler and 5K 5K Run/Walk | 5K | 42:42 | 266 |
| 2025-07-13 | 2025 Johnnycake Jog 5 Miler and 5K 5K Run/Walk | 5K | 42:09 | 120 |
| 2024-07-14 | 2024 Johnnycake Jog 5 Miler and 5K 5K Run/Walk | 5K | 46:25 | 115 |
| 2023-07-09 | 2023 Johnnycake Jog 5 Miler and 5K 5K Race | 5K | 42:09 | 133 |
| 2022-07-10 | 2022 Johnnycake Jog 5 Miler and 5K 5K Race | 5K | 44:40 | 135 |