125cc Classification
| Pos | Rider | Manufacturer | Time/Retired | Grid | Points |
|---|---|---|---|---|---|
| 1 | Dani Pedrosa | Honda | 40:59.354 | 4 | 25 |
| 2 | Stefano Perugini | Aprilia | +3.981 | 5 | 20 |
| 3 | Alex de Angelis | Aprilia | +10.454 | 1 | 16 |
| 4 | Mika Kallio | KTM | +11.052 | 18 | 13 |
| 5 | Héctor Barberá | Aprilia | +12.351 | 9 | 11 |
| 6 | Andrea Dovizioso | Honda | +12.968 | 10 | 10 |
| 7 | Mirko Giansanti | Aprilia | +21.109 | 12 | 9 |
| 8 | Gino Borsoi | Aprilia | +21.513 | 13 | 8 |
| 9 | Youichi Ui | Aprilia | +24.841 | 15 | 7 |
| 10 | Gioele Pellino | Aprilia | +34.942 | 16 | 6 |
| 11 | Gábor Talmácsi | Aprilia | +35.213 | 8 | 5 |
| 12 | Jorge Lorenzo | Derbi | +41.042 | 14 | 4 |
| 13 | Masao Azuma | Honda | +41.362 | 20 | 3 |
| 14 | Marco Simoncelli | Aprilia | +41.540 | 24 | 2 |
| 15 | Mike Di Meglio | Aprilia | +41.662 | 23 | 1 |
| 16 | Álvaro Bautista | Aprilia | +42.513 | 31 | |
| 17 | Roberto Locatelli | KTM | +43.010 | 27 | |
| 18 | Fabrizio Lai | Malaguti | +43.068 | 17 | |
| 19 | Robbin Harms | Aprilia | +1:02.481 | 26 | |
| 20 | Stefano Bianco | Gilera | +1:02.611 | 22 | |
| 21 | Emilio Alzamora | Derbi | +1:02.747 | 28 | |
| 22 | Julian Simon | Malaguti | +1:10.272 | 25 | |
| 23 | Imre Tóth | Honda | +1:10.398 | 30 | |
| 24 | Igor Kalab | Honda | +1:20.158 | 33 | |
| 25 | Marketa Janakova | Honda | +1:31.093 | 34 | |
| 26 | Luka Nedog | Honda | +1 Lap | 37 | |
| Ret | Hiroyuki Kikuchi | Honda | Retirement | 21 | |
| Ret | Vaclav Bittman | Honda | Retirement | 35 | |
| Ret | Andrea Ballerini | Gilera | Retirement | 32 | |
| Ret | Thomas Lüthi | Honda | Retirement | 7 | |
| Ret | Pablo Nieto | Aprilia | Retirement | 6 | |
| Ret | Max Sabbatani | Aprilia | Retirement | 29 | |
| Ret | Steve Jenkner | Aprilia | Retirement | 2 | |
| Ret | Lucio Cecchinello | Aprilia | Retirement | 3 | |
| Ret | Simone Corsi | Honda | Retirement | 19 | |
| Ret | Peter Lenart | Honda | Retirement | 36 |
| Previous race: 2003 German Grand Prix |
FIM Grand Prix World Championship 2003 season |
Next race: 2003 Portuguese Grand Prix |
| Previous race: 2002 Czech Republic Grand Prix |
Czech Republic Grand Prix | Next race: 2004 Czech Republic Grand Prix |
Read more about this topic: 2003 Czech Republic Motorcycle Grand Prix