2009 Grand Prix motorcycle racing season MotoGP participants MotoGP participants

| Team | Constructor_ | Motorcycle | Rider | Rounds |
|---|---|---|---|---|
| Rizla Suzuki MotoGP | Suzuki | Suzuki GSV-R | Loris Capirossi | All |
| Pramac Racing | Ducati | Ducati Desmosedici GP9 | Mika Kallio | 1-7, 9-10, 14-17 |
| Pramac Racing | Ducati | Ducati Desmosedici GP9 | Niccolò Canepa | 1-15 |
| Pramac Racing | Ducati | Ducati Desmosedici GP9 | Michel Fabrizio 2 | 11 |
| Pramac Racing | Ducati | Ducati Desmosedici GP9 | Aleix Espargaró 3 | 12-13, 16-17 |
| San Carlo Honda Gresini | Honda | Honda RC212V | Toni Elías | All |
| San Carlo Honda Gresini | Honda | Honda RC212V | Alex de Angelis | All |
| Scot Racing Team | Honda | Honda RC212V | Yuki Takahashi | 1-7 |
| Scot Racing Team | Honda | Honda RC212V | Gábor Talmácsi | 6-17 |
| Hayate Racing Team | Kawasaki | Kawasaki Ninja ZX-RR | Marco Melandri | All |
| LCR Honda MotoGP | Honda | Honda RC212V | Randy de Puniet | All |