Stuart Lambie has 6 recorded races from GB.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-04-13 | Schneider Electric Marathon de Paris 2025 — Schneider Electric Marathon de Paris | Marathon | 3:39:47 | 13326 |
| TCS London Marathon 2026 | Marathon | 3:29:16 | 9505 | |
| TCS London Marathon 2025 | Marathon | 3:43:54 | 12559 | |
| TCS London Marathon 2024 | Marathon | 3:24:00 | 8299 | |
| TCS London Marathon 2023 | Marathon | 3:23:54 | 7001 |