Dawid Marszalek
| Nationality |  Poland |
| Year of birth | 2010 |
| IOF ID | 53167 |
| Sex | Male |
| Clubs |
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| Discipline | FootO, MTBO, SkiO, TrailO |
MTBO results
| Date | Championship/Cup/WRE | Organising federation | Format | Race Type/Class | Plac | Time | Diff | Km time | |
|---|---|---|---|---|---|---|---|---|---|
| 16/08/2025 | Junior World Championships | POL | Long | Final | mispunched |
 |
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| 14/08/2025 | Junior World Championships | POL | Masstart | Final | 28 | 1:41:19 | +23:33 | 4:25 |
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| 13/08/2025 | Junior World Championships | POL | Middle | Final | 24 | 1:06:47 | +14:51 | 4:50 |
|
| 12/08/2025 | Junior World Championships | POL | Sprint | Final | 38 | 32:54 | +8:26 | 5:16 |
|
| 18/05/2025 | Relay | LTU | Relay | M17 | mispunched | |
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| 17/05/2025 | Sprint | LTU | Sprint | M17 | mispunched | |
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| 16/05/2025 | Middle | LTU | Middle | M17 | 18 | 48:00 | 4:44 | |
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| 15/05/2025 | Long | LTU | Long | M17 | 13 | 1:16:41 | 3:43 | |
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