Info
| Last name | Mierzynski |
| First name | Piotr |
| Nationality |  Poland |
| Date | Rank | Race |
|---|---|---|
| 23-06 | 14 | National Road Championships - Poland U19 (CN) |
| 14-01 | 8 | Polish National Championships Cyclo-Cross U19 (CN) |
| Last name | Mierzynski |
| First name | Piotr |
| Nationality | Poland |
| Date | Rank | Race |
|---|---|---|
| 23-06 | 14 | National Road Championships - Poland U19 (CN) |
| 14-01 | 8 | Polish National Championships Cyclo-Cross U19 (CN) |