Pilotos - 250cc 2009
| Dorsal | Nombre | Equipo | Moto | |
|---|---|---|---|---|
| 4 |  |
Hiroshi Aoyama | Scot Racing Team | Honda |
| 6 |  |
Alex Debón | Aeropuerto-Castello-Blusens | Aprilia |
| 7 | |
Axel Pons | Pepe World Team | Aprilia |
| 8 |  |
Bastien Chesaux | Racing Team Germany | Honda |
| 10 |  |
Imre Toth | Team Toth Aprilia | Aprilia |
| 12 | |
Thomas Lüthi | Emmi - Caffe Latte | Aprilia |
| 14 |  |
Ratthapark Wilairot | Thai Honda PTT SAG | Honda |
| 15 |  |
Roberto Locatelli | Metis Gilera | Gilera |
| 16 |  |
Jules Cluzel | Matteoni Racing | Aprilia |
| 17 |  |
Karel Abraham | Cardion AB Motoracing | Aprilia |
| 19 | |
Alvaro Bautista | Mapfre Aspar Team | Aprilia |
| 25 | |
Alex Baldolini | WTR San Marino Team | Aprilia |
| 28 | |
Gabor Talmacsi | Balaton Racing Team | Aprilia |
| 29 |  |
Barrett Long | Longevity Racing | Yamaha |
| 30 |  |
Adam Roberts | Rat Racing | Yamaha |
| 33 |  |
William Dunlop | Bigman Racing | Honda |
| 35 | |
Raffaele De Rosa | Scot Racing Team | Honda |
| 37 | |
Daniel Arcas | Milar - Juegos Lucky | Aprilia |
| 40 | |
Héctor Barberá | Pepe World Team | Aprilia |
| 41 | |
Aleix Espargaró | Balatonring Team | Aprilia |
| 47 | |
Ángel Rodríguez | Balatonring Team | Aprilia |
| 48 | |
Shoya Tomizawa | CIP Moto | Honda |
| 52 | |
Lukas Pesek | Auto Kelly - CP | Aprilia |
| 53 | |
Valentin Debise | CIP Moto | Honda |
| 54 |  |
Toby Markham | C&L Racing | Honda |
| 55 | |
Héctor Faubel | Thai Honda PTT SAG | Honda |
| 56 |  |
Vladimir Leonov | Viessmann Kiefer Racing | Aprilia |
| 58 | |
Marco Simoncelli | Metis Gilera | Gilera |
| 59 | |
Kazuki Watanabe | Bardral Racing | Yamaha |
| 63 | |
Mike Di Meglio | ||
| 64 | |
Luke Mossey | Sabresport Grand Prix | Aprilia |
| 65 |  |
Marcel Becker | ||
| 66 |  |
Joakim Stensmo | Nordgren Racing | Honda |
| 67 | |
Robin Halen | Promotion Scandinavia AB | Aprilia |
| 68 | |
Alex Kenshington | Dennis Trollope Racing | Yamaha |
| 73 | |
Shuhei Aoyama | Racing Team Germany | Honda |
| 75 | |
Mattia Pasini | Team Toth Aprilia | Aprilia |
| 76 | |
Iván Maestro | Milar - Juegos Lucky | Aprilia |
| 77 | |
Aitor Rodríguez | Milar - Juegos Lucky | Aprilia |
| 80 | |
Stevie Bonsey | Milar - Juegos Lucky | Aprilia |
| 88 | |
Christopher Moretti | Matteoni Racing | Aprilia |
| 95 | |
Ralf Waldmann | Viessmann Kiefer Racing | Aprilia |
