250cc Classification
| Pos | Rider | Manufacturer | Time/Retired | Grid | Points |
|---|---|---|---|---|---|
| 1 | Manuel Poggiali | Aprilia | 38:40.038 | 2 | 25 |
| 2 | Fonsi Nieto | Aprilia | +22.445 | 3 | 20 |
| 3 | Franco Battaini | Aprilia | +23.446 | 4 | 16 |
| 4 | Roberto Rolfo | Honda | +24.432 | 6 | 13 |
| 5 | Sylvain Guintoli | Aprilia | +31.679 | 8 | 11 |
| 6 | Toni Elías | Aprilia | +39.837 | 5 | 10 |
| 7 | Naoki Matsudo | Yamaha | +44.832 | 9 | 9 |
| 8 | Sebastián Porto | Honda | +44.905 | 7 | 8 |
| 9 | Anthony West | Aprilia | +1:02.385 | 13 | 7 |
| 10 | Joan Olivé | Aprilia | +1:06.020 | 12 | 6 |
| 11 | Hugo Marchand | Aprilia | +1:11.197 | 16 | 5 |
| 12 | Alex Debón | Honda | +1:11.257 | 15 | 4 |
| 13 | Chaz Davies | Aprilia | +1:17.964 | 17 | 3 |
| 14 | Jakub Smrž | Honda | +1:21.573 | 21 | 2 |
| 15 | Héctor Faubel | Aprilia | +1:25.294 | 14 | 1 |
| 16 | Christian Gemmel | Honda | +1:26.780 | 18 | |
| 17 | Erwan Nigon | Aprilia | +1:35.206 | 10 | |
| 18 | Henk vd Lagemaat | Honda | +1 Lap | 23 | |
| 19 | Christian Pistoni | Aprilia | +1 Lap | 24 | |
| Ret | Randy de Puniet | Aprilia | Retirement | 1 | |
| Ret | Alex Baldolini | Aprilia | Retirement | 20 | |
| Ret | Johann Stigefelt | Aprilia | Retirement | 11 |
Read more about this topic: 2003 Italian Motorcycle Grand Prix