Nuala Smyth has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| TCS London Marathon 2026 | Marathon | 3:53:33 | 17584 | |
| BMW Berlin Marathon 2025 | Marathon | 3:53:59 | 3223 | |
| TCS London Marathon 2024 | Marathon | 3:58:25 | 20214 | |
| TCS London Marathon 2022 | Marathon | 3:54:25 | 11124 |