| I. QUEIROZ DOS SANTOS | BRA | 6 Races |
| Isaquias QUEIROZ DOS SANTOS | BRA | 23 Races |
| Zac QUICKEDEN | NZL | 5 Races |
| Zac QUICKENDEN | NZL | 7 Races |
| Jitzel QUINONES | MEX | 3 Races |
| Diogo QUINTAS | POR | 5 Races |
| Nuno QUINTELA | POR | 5 Races |
| Javier QUINTERO | MEX | 5 Races |
| Peter QUITTENTON | GBR | 2 Races |
| Nafees QURESHI | IND | 5 Races |
| Dzmitry RABCHANKA | BLR | 23 Races |
| Fruzsina RACSKÓ | HUN | 17 Races |
| Márk RACSKÓ | HUN | 3 Races |
| Krisztián RADICS | HUN | 2 Races |
| Jaroslav RADON | CZE | 26 Races |