Klaus-Dieter Pieth has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| BMW Berlin Marathon 2025 | Marathon | 5:07:35 | 25697 | |
| BMW Berlin Marathon 2024 | Marathon | 4:50:45 | 29801 | |
| BMW Berlin Marathon 2023 | Marathon | 5:12:38 | 25705 | |
| BMW Berlin Marathon 2022 | Marathon | 4:32:53 | 17415 |