Siegfried Prenzel has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| BMW Berlin Marathon 2025 | Marathon | 5:12:10 | 26165 | |
| BMW Berlin Marathon 2024 | Marathon | 4:46:39 | 29236 | |
| BMW Berlin Marathon 2023 | Marathon | 4:30:01 | 21092 | |
| BMW Berlin Marathon 2022 | Marathon | 4:34:48 | 17637 |