Leslie Duncan has 3 recorded races from Saint Charles, Missouri, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-10-01 | MO' Cowbell Marathon/Half-Marathon/10K/5K | 10K | 1:14:53 | 358 |
| 2022-10-02 | MO' Cowbell Marathon/Half-Marathon/10K/5K | 10K | 1:07:46 | 306 |
| TCS London Marathon 2023 | Marathon | 6:06:17 | 45536 |