Info
| Last name | Pietrzak |
| First name | Piotr |
| Nationality |  Poland |
| Date of birth | 21-06-2007 |
| Age | 18 |
| Date | Rank | Race |
|---|---|---|
| 10-12 | 16 | Lubuskie Warte Zachodu U19 (C2) |
| 03-12 | 9 | Bryksy Cross Gosciecin U19 (C2) |
| 26-11 | 10 |  Gp Ziar Nad Hronom U19 (C2) |
| 18-11 | 17 | Owocowy Przelaj U19 (C2) |
| 28-10 | 14 | Gp Topolcianky U19 (C2) |
| 22-10 | 14 | Gp Trnava U19 (C2) |
| 15-10 | 16 | Gp Podbrezova U19 (C2) |
| 08-10 | 22 | Gp Selce U19 (C2) |
| 01-10 | 28 |  UEC Cyclo-cross European Cup U19 (C2) |