Horst Clabbers has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| BMW Berlin Marathon 2025 | Marathon | 5:06:40 | 25596 | |
| BMW Berlin Marathon 2024 | Marathon | 4:29:35 | 26470 | |
| TCS London Marathon 2023 | Marathon | 5:54:03 | 44368 | |
| BMW Berlin Marathon 2023 | Marathon | 5:00:27 | 24790 |