125cc Classification
| Pos | No | Rider | Manufacturer | Laps | Time | Grid | Points |
|---|---|---|---|---|---|---|---|
| 1 | 18 | Nicolás Terol | Aprilia | 19 | 40:57.378 | 2 | 25 |
| 2 | 60 | Julian Simon | Aprilia | 19 | +0.168 | 4 | 20 |
| 3 | 29 | Andrea Iannone | Aprilia | 19 | +8.719 | 1 | 16 |
| 4 | 38 | Bradley Smith | Aprilia | 19 | +12.443 | 5 | 13 |
| 5 | 44 | Pol Espargaró | Derbi | 19 | +16.006 | 8 | 11 |
| 6 | 11 | Sandro Cortese | Derbi | 19 | +16.066 | 3 | 10 |
| 7 | 17 | Stefan Bradl | Aprilia | 19 | +17.105 | 6 | 9 |
| 8 | 93 | Marc Márquez | KTM | 19 | +17.202 | 20 | 8 |
| 9 | 33 | Sergio Gadea | Aprilia | 19 | +17.223 | 7 | 7 |
| 10 | 6 | Joan Olivé | Derbi | 19 | +17.244 | 11 | 6 |
| 11 | 14 | Johann Zarco | Aprilia | 19 | +17.618 | 10 | 5 |
| 12 | 94 | Jonas Folger | Aprilia | 19 | +21.977 | 18 | 4 |
| 13 | 78 | Marcel Schrötter | Honda | 19 | +34.487 | 17 | 3 |
| 14 | 7 | Efrén Vázquez | Derbi | 19 | +34.512 | 9 | 2 |
| 15 | 45 | Scott Redding | Aprilia | 19 | +41.558 | 22 | 1 |
| 16 | 99 | Danny Webb | Aprilia | 19 | +43.098 | 15 | |
| 17 | 35 | Randy Krummenacher | Aprilia | 19 | +43.121 | 23 | |
| 18 | 77 | Dominique Aegerter | Derbi | 19 | +43.164 | 24 | |
| 19 | 73 | Takaaki Nakagami | Aprilia | 19 | +43.453 | 19 | |
| 20 | 88 | Michael Ranseder | Aprilia | 19 | +43.917 | 13 | |
| 21 | 71 | Tomoyoshi Koyama | Loncin | 19 | +50.710 | 33 | |
| 22 | 61 | Luigi Morciano | Aprilia | 19 | +1:09.976 | 26 | |
| 23 | 62 | Alessandro Tonucci | Aprilia | 19 | +1:10.633 | 27 | |
| 24 | 5 | Alexis Masbou | Loncin | 19 | +1:35.007 | 31 | |
| 25 | 10 | Luca Vitali | Aprilia | 19 | +1:39.485 | 34 | |
| 26 | 87 | Luca Marconi | Aprilia | 19 | +1:39.739 | 32 | |
| 27 | 86 | Karel Pešek | Derbi | 19 | +1:40.019 | 29 | |
| 28 | 68 | Ivan Višak | Honda | 18 | +1 Lap | 36 | |
| 29 | 67 | Ladislav Chmelík | Honda | 18 | +1 Lap | 35 | |
| 30 | 69 | Lukáš Šembera | Aprilia | 19 | +1 Lap | 25 | |
| Ret | 24 | Simone Corsi | Aprilia | 12 | Retirement | 12 | |
| Ret | 32 | Lorenzo Savadori | Aprilia | 8 | Accident | 30 | |
| Ret | 12 | Esteve Rabat | Aprilia | 7 | Accident | 16 | |
| Ret | 39 | Luis Salom | Aprilia | 5 | Accident | 14 | |
| Ret | 53 | Jasper Iwema | Honda | 1 | Accident | 28 | |
| Ret | 8 | Lorenzo Zanetti | Aprilia | 1 | Accident | 21 | |
| DNQ | 16 | Cameron Beaubier | KTM |
Read more about this topic: 2009 Czech Republic Motorcycle Grand Prix