Personal Records
| Event | Mark | State | National | Date |
|---|---|---|---|---|
| 400m | 59.71 | — | Apr 9, 2022 | |
| 800m | 2:15.45 | — | Apr 19, 2022 | |
| Long Jump | 14-2.5 (4.33m) | — | Apr 9, 2022 |
Results
See all 7 of Jonathan Halfmann’s results
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2022 - Outdoor
400 Meter Dash
800 Meter Run
Long Jump
