| Yevhenii ROSSOMAKHA | UKR | 6 Races |
| Mihai ROSU | ROU | 2 Races |
| Yorben ROT | NED | 4 Races |
| Andrea ROTHMEIEROVÁ | CZE | 5 Races |
| Olivia ROWE | GBR | 2 Races |
| Sam ROWORTH | CAN | 3 Races |
| Borha ROXANA | ROU | 6 Races |
| Sam ROY | NZL | 4 Races |
| Alejandro ROYO IBANEZ | MEX | 3 Races |
| Pablo ROZA | ESP | 4 Races |
| Pelayo ROZA | ESP | 18 Races |
| Tor ROZANSKI | NOR | 4 Races |
| Camilla ROZANSKI | NOR | 4 Races |
| Aaron Joshua RUBLEE | CAN | 3 Races |
| Roman RUBTSOV | RUS | 2 Races |