Personal Records
| Event | Mark | State | National | Date |
|---|---|---|---|---|
| 100m | 13.19 | — | May 2, 2026 | |
| 200m | 26.76 | — | Apr 24, 2026 | |
| 400m | 1:02.39 | — | Apr 24, 2026 | |
| 800m | 2:34.17 | — | May 2, 2026 | |
| 1600m | 6:04.79 | — | May 2, 2026 |
Results
See all 6 of Marshall Williamson’s results
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2026 - Outdoor
100 Meter Dash
200 Meter Dash
400 Meter Dash
800 Meter Run
1600 Meter Run
