Joseph Williamson has 6 recorded races from Chesapeake, Virginia, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-12-12 | 2025 Bayport Surf N Santa 5 Miler | 50:50 | 977 | |
| 2025-10-24 | 2025 Wicked 10K Weekend | 10K | 1:03:26 | 855 |
| 2025-10-04 | 2025 Sentara Crawlin' Crab Half Marathon Weekend | Half Marathon | 2:18:04 | 495 |
| 2025-10-04 | 2025 Sentara Crawlin' Crab Half Marathon Weekend 5K | 5K | 29:09 | 231 |
| 2025-03-15 | 2025 Yuengling Shamrock Marathon Weekend Half Marathon | Half Marathon | 2:13:44 | 2518 |
| TCS London Marathon 2023 | Marathon | 3:34:11 | 9745 |