Kai-Peter Büttner has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| BMW Berlin Marathon 2025 | Marathon | 4:46:37 | 22693 | |
| BMW Berlin Marathon 2024 | Marathon | 4:13:40 | 23323 | |
| BMW Berlin Marathon 2023 | Marathon | 4:02:11 | 16263 | |
| BMW Berlin Marathon 2022 | Marathon | 4:30:38 | 17161 |