Season
Personal Records
| Event | Mark | State | National | Date |
|---|---|---|---|---|
| 400m | 1:05.74 | — | Apr 14, 2026 | |
| 800m | 2:21.45 | — | May 26, 2026 | |
| Pole Vault | 8-0 | #20,253 | May 15, 2026 |
Results
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See all 16 of William Seibert's results
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Join MileSplit PRO Already a PRO member? Log in2026 - Outdoor
400 Meter Dash
800 Meter Run
Pole Vault
2026 - Indoor
800 Meter Run