Zac SIBUN has 5 recorded races from GB.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-04-13 | Schneider Electric Marathon de Paris 2025 — Schneider Electric Marathon de Paris | Marathon | 3:01:43 | 2283 |
| BMW Berlin Marathon 2024 | Marathon | 3:13:48 | 6588 | |
| TCS London Marathon 2024 | Marathon | 3:24:02 | 8308 | |
| TCS London Marathon 2023 | Marathon | 3:59:31 | 18141 |