| Andrii OVDIICHUK | UKR | 5 Races |
| Simon OVEN | SLO | 3 Races |
| Mustafa OZMEN | TUR | 16 Races |
| Marks OZOLINKEVICS | LAT | 11 Races |
| Matiss OZOLS | LAT | 15 Races |
| Oskar PACALA | POL | 5 Races |
| Fortunato PACAVIRA | ANG | 3 Races |
| Daniel PACHECO | COL | 5 Races |
| Ankit PACHORI | IND | 6 Races |
| Facundo PAGIOLA | ARG | 16 Races |
| Demis PAGLIARINI | ITA | 5 Races |
| Hsiu-chuan PAI | TPE | 2 Races |
| Diana PAILLALEF | CHI | 10 Races |
| Gianmarco PAIONI | ITA | 3 Races |
| Dejan PAJIC | SRB | 43 Races |