# 2003 Rio de Janeiro motorcycle Grand Prix

The 2003 Rio de Janeiro motorcycle Grand Prix was the twelfth round of the 2003 MotoGP Championship. It took place on the weekend of 18–20 September 2003 at Autódromo Internacional Nelson Piquet.
The 125cc race marked the first Grand Prix motorcycle racing victory for a young Jorge Lorenzo.

## MotoGP classification

| Pos. | No. | Rider | Team | Manufacturer | Laps | Time/Retired | Grid | Points |
| 1 | 46 | Valentino Rossi | Repsol Honda | Honda | 24 | 44:36.633 | 1 | 25 |
| 2 | 15 | Sete Gibernau | Telefónica Movistar Honda | Honda | 24 | +3.109 | 3 | 20 |
| 3 | 6 | Makoto Tamada | Pramac Honda | Honda | 24 | +7.298 | 9 | 16 |
| 4 | 3 | Max Biaggi | Camel Pramac Pons | Honda | 24 | +9.235 | 4 | 13 |
| 5 | 69 | Nicky Hayden | Repsol Honda | Honda | 24 | +11.165 | 7 | 11 |
| 6 | 65 | Loris Capirossi | Ducati Marlboro Team | Ducati | 24 | +14.826 | 2 | 10 |
| 7 | 11 | Tohru Ukawa | Camel Pramac Pons | Honda | 24 | +17.361 | 8 | 9 |
| 8 | 56 | Shinya Nakano | d'Antín Yamaha Team | Yamaha | 24 | +21.239 | 6 | 8 |
| 9 | 7 | Carlos Checa | Fortuna Yamaha Team | Yamaha | 24 | +21.522 | 10 | 7 |
| 10 | 12 | Troy Bayliss | Ducati Marlboro Team | Ducati | 24 | +22.971 | 5 | 6 |
| 11 | 33 | Marco Melandri | Fortuna Yamaha Team | Yamaha | 24 | +32.910 | 16 | 5 |
| 12 | 4 | Alex Barros | Gauloises Yamaha Team | Yamaha | 24 | +40.136 | 11 | 4 |
| 13 | 45 | Colin Edwards | Alice Aprilia Racing | Aprilia | 24 | +54.099 | 12 | 3 |
| 14 | 41 | Noriyuki Haga | Alice Aprilia Racing | Aprilia | 24 | +57.234 | 19 | 2 |
| 15 | 23 | Ryuichi Kiyonari | Telefónica Movistar Honda | Honda | 24 | +57.678 | 15 | 1 |
| 16 | 99 | Jeremy McWilliams | Proton Team KR | Proton KR | 24 | +1:06.069 | 20 | |
| 17 | 10 | Kenny Roberts Jr. | Suzuki Grand Prix Team | Suzuki | 24 | +1:09.444 | 18 | |
| 18 | 88 | Andrew Pitt | Kawasaki Racing Team | Kawasaki | 24 | +1:22.463 | 21 | |
| 19 | 52 | David de Gea | WCM | Harris WCM | 23 | +1 lap | 22 | |
| Ret | 8 | Garry McCoy | Kawasaki Racing Team | Kawasaki | 14 | Retirement | 13 | |
| Ret | 9 | Nobuatsu Aoki | Proton Team KR | Proton KR | 11 | Retirement | 17 | |
| Ret | 35 | Chris Burns | WCM | Harris WCM | 8 | Retirement | 23 | |
| Ret | 19 | Olivier Jacque | Gauloises Yamaha Team | Yamaha | 7 | Retirement | 14 | |
| DNS | 21 | John Hopkins | Suzuki Grand Prix Team | Suzuki | | Did not start | | |
| Sources: |||||||||

## 250 cc classification

| Pos. | No. | Rider | Manufacturer | Laps | Time/Retired | Grid | Points |
| 1 | 54 | Manuel Poggiali | Aprilia | 22 | 42:09.055 | 2 | 25 |
| 2 | 3 | Roberto Rolfo | Honda | 22 | +12.901 | 3 | 20 |
| 3 | 7 | Randy de Puniet | Aprilia | 22 | +12.965 | 4 | 16 |
| 4 | 50 | Sylvain Guintoli | Aprilia | 22 | +25.317 | 7 | 13 |
| 5 | 8 | Naoki Matsudo | Yamaha | 22 | +47.468 | 9 | 11 |
| 6 | 33 | Héctor Faubel | Aprilia | 22 | +55.694 | 10 | 10 |
| 7 | 11 | Joan Olivé | Aprilia | 22 | +58.264 | 14 | 9 |
| 8 | 14 | Anthony West | Aprilia | 22 | +58.339 | 16 | 8 |
| 9 | 57 | Chaz Davies | Aprilia | 22 | +1:00.193 | 15 | 7 |
| 10 | 34 | Eric Bataille | Honda | 22 | +1:02.606 | 19 | 6 |
| 11 | 6 | Alex Debón | Honda | 22 | +1:03.500 | 13 | 5 |
| 12 | 36 | Erwan Nigon | Aprilia | 22 | +1:09.904 | 11 | 4 |
| 13 | 16 | Johan Stigefelt | Aprilia | 22 | +1:14.199 | 17 | 3 |
| 14 | 28 | Dirk Heidolf | Aprilia | 22 | +1:14.370 | 20 | 2 |
| 15 | 13 | Jaroslav Huleš | Honda | 22 | +1:16.913 | 22 | 1 |
| 16 | 15 | Christian Gemmel | Honda | 22 | +1:17.037 | 23 | |
| 17 | 52 | Lukáš Pešek | Yamaha | 22 | +1:19.838 | 21 | |
| 18 | 24 | Toni Elías | Aprilia | 22 | +1:27.198 | 1 | |
| 19 | 18 | Henk vd Lagemaat | Honda | 21 | +1 lap | 24 | |
| Ret | 26 | Alex Baldolini | Aprilia | 11 | Retirement | 18 | |
| Ret | 9 | Hugo Marchand | Aprilia | 4 | Retirement | 12 | |
| Ret | 10 | Fonsi Nieto | Aprilia | 3 | Retirement | 5 | |
| Ret | 5 | Sebastián Porto | Honda | 2 | Accident | 6 | |
| Ret | 21 | Franco Battaini | Aprilia | 2 | Accident | 8 | |
| DNS | 98 | Katja Poensgen | Honda | | Did not start | | |
| Source: ||||||||

## 125 cc classification

| Pos. | No. | Rider | Manufacturer | Laps | Time/Retired | Grid | Points |
| 1 | 48 | Jorge Lorenzo | Derbi | 21 | 41:51.624 | 5 | 25 |
| 2 | 27 | Casey Stoner | Aprilia | 21 | +0.232 | 9 | 20 |
| 3 | 15 | Alex de Angelis | Aprilia | 21 | +0.372 | 2 | 16 |
| 4 | 3 | Daniel Pedrosa | Honda | 21 | +0.589 | 1 | 13 |
| 5 | 22 | Pablo Nieto | Aprilia | 21 | +0.771 | 14 | 11 |
| 6 | 34 | Andrea Dovizioso | Honda | 21 | +0.899 | 3 | 10 |
| 7 | 7 | Stefano Perugini | Aprilia | 21 | +1.240 | 6 | 9 |
| 8 | 79 | Gábor Talmácsi | Aprilia | 21 | +3.835 | 4 | 8 |
| 9 | 80 | Héctor Barberá | Aprilia | 21 | +4.117 | 7 | 7 |
| 10 | 17 | Steve Jenkner | Aprilia | 21 | +15.268 | 8 | 6 |
| 11 | 58 | Marco Simoncelli | Aprilia | 21 | +19.087 | 16 | 5 |
| 12 | 23 | Gino Borsoi | Aprilia | 21 | +19.445 | 10 | 4 |
| 13 | 1 | Arnaud Vincent | Aprilia | 21 | +19.584 | 11 | 3 |
| 14 | 6 | Mirko Giansanti | Aprilia | 21 | +19.673 | 15 | 2 |
| 15 | 12 | Thomas Lüthi | Honda | 21 | +20.466 | 12 | 1 |
| 16 | 19 | Álvaro Bautista | Aprilia | 21 | +27.902 | 20 | |
| 17 | 10 | Roberto Locatelli | KTM | 21 | +27.992 | 21 | |
| 18 | 4 | Lucio Cecchinello | Aprilia | 21 | +32.727 | 13 | |
| 19 | 36 | Mika Kallio | KTM | 21 | +36.138 | 23 | |
| 20 | 33 | Stefano Bianco | Gilera | 21 | +40.544 | 26 | |
| 21 | 41 | Youichi Ui | Gilera | 21 | +41.610 | 22 | |
| 22 | 24 | Simone Corsi | Honda | 21 | +49.980 | 19 | |
| 23 | 88 | Robbin Harms | Aprilia | 21 | +50.136 | 30 | |
| 24 | 32 | Fabrizio Lai | Malaguti | 21 | +50.179 | 18 | |
| 25 | 31 | Julián Simón | Malaguti | 21 | +55.624 | 24 | |
| 26 | 42 | Gioele Pellino | Aprilia | 21 | +1:00.747 | 31 | |
| 27 | 28 | Michele Danese | Honda | 21 | +1:52.184 | 32 | |
| Ret | 50 | Andrea Ballerini | Honda | 16 | Accident | 28 | |
| Ret | 63 | Mike Di Meglio | Honda | 15 | Retirement | 29 | |
| Ret | 8 | Masao Azuma | Honda | 10 | Retirement | 17 | |
| Ret | 26 | Emilio Alzamora | Derbi | 6 | Retirement | 25 | |
| Ret | 11 | Max Sabbatani | Aprilia | 3 | Retirement | 33 | |
| Ret | 25 | Imre Tóth | Honda | 1 | Retirement | 27 | |
| Source: ||||||||

## Championship standings after the race (MotoGP)

Below are the standings for the top five riders and constructors after round twelve has concluded.
| Pos. | Rider | Points |
| 1 | Valentino Rossi | 262 |
| 2 | Sete Gibernau | 211 |
| 3 | Max Biaggi | 174 |
| 4 | Loris Capirossi | 123 |
| 5 | Troy Bayliss | 112 |
| Pos. | Constructor | Points |
| 1 | Honda | 295 |
| 2 | Ducati | 171 |
| 3 | Yamaha | 132 |
| 4 | Aprilia | 63 |
| 5 | / Proton KR | 27 |
* Note: Only the top five positions are included for both sets of standings.