Peter Diek has 5 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| BMW Berlin Marathon 2025 | Marathon | 4:56:32 | 24253 | |
| TCS London Marathon 2024 | Marathon | 4:28:54 | 30006 | |
| BMW Berlin Marathon 2024 | Marathon | 4:38:47 | 28012 | |
| BMW Berlin Marathon 2023 | Marathon | 4:24:47 | 20201 | |
| BMW Berlin Marathon 2022 | Marathon | 4:28:28 | 16850 |