Michael Schumacher won the Spanish Grand Prix 2003 at Circuit de Barcelona-Catalunya on 4 May 2003, starting from pole position. Fernando Alonso finished second for Renault, with Rubens Barrichello completing the podium for Ferrari.
| Pos | Grid | Driver | Team | Laps | Time / Status | Pts | FL |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Michael SchumacherMSC | Ferrari | 65 | 1:33:46.933 | 10 | |
| 2 | 3 | Fernando AlonsoALO | Renault | 65 | +5.7 | 8 | |
| 3 | 2 | Rubens BarrichelloBAR | Ferrari | 65 | +18.0 | 6 | |
| 4 | 9 | Juan Pablo MontoyaMON | Williams | 65 | +1:02.0 | 5 | |
| 5 | 7 | Ralf SchumacherSCH | Williams | 64 | +1 Lap | 4 | |
| 6 | 13 | Cristiano da MattaDAM | Toyota | 64 | +1 Lap | 3 | |
| 7 | 12 | Mark WebberWEB | Jaguar | 64 | +1 Lap | 2 | |
| 8 | 15 | Ralph FirmanFIR | Jordan | 63 | +2 Laps | 1 | |
| 9 | 5 | Jenson ButtonBUT | BAR | 63 | +2 Laps | 0 | |
| 10 | 14 | Nick HeidfeldHEI | Sauber | 63 | +2 Laps | 0 | |
| 11 | 18 | Justin WilsonWIL | Minardi | 63 | +2 Laps | 0 | |
| 12 | 19 | Jos VerstappenVER | Minardi | 62 | +3 Laps | 0 | |
| R | 17 | Giancarlo FisichellaFIS | Jordan | 43 | Engine | 0 | |
| R | 6 | Olivier PanisPAN | Toyota | 41 | Gearbox | 0 | |
| R | 10 | Heinz-Harald FrentzenFRE | Sauber | 38 | Suspension | 0 | |
| R | 8 | David CoulthardCOU | McLaren | 17 | Collision | 0 | |
| R | 11 | Jacques VilleneuveVIL | BAR | 12 | Electrical | 0 | |
| R | 4 | Jarno TrulliTRU | Renault | 0 | Collision | 0 | |
| R | 16 | Antônio PizzoniaPIZ | Jaguar | 0 | Launch control | 0 | |
| R | 20 | Kimi RäikkönenRAI | McLaren | 0 | Collision | 0 |
| Pos | Driver | Team | Q1 | Q2 | Q3 |
|---|---|---|---|---|---|
| 1 | Michael Schumacher | Ferrari | 1:17.762 | - | - |
| 2 | Rubens Barrichello | Ferrari | 1:18.020 | - | - |
| 3 | Fernando Alonso | Renault | 1:18.233 | - | - |
| 4 | Jarno Trulli | Renault | 1:18.615 | - | - |
| 5 | Jenson Button | BAR | 1:18.704 | - | - |
| 6 | Olivier Panis | Toyota | 1:18.811 | - | - |
| 7 | Ralf Schumacher | Williams | 1:19.006 | - | - |
| 8 | David Coulthard | McLaren | 1:19.128 | - | - |
| 9 | Juan Pablo Montoya | Williams | 1:19.377 | - | - |
| 10 | Heinz-Harald Frentzen | Sauber | 1:19.427 | - | - |
| 11 | Jacques Villeneuve | BAR | 1:19.563 | - | - |
| 12 | Mark Webber | Jaguar | 1:19.615 | - | - |
| 13 | Cristiano da Matta | Toyota | 1:19.623 | - | - |
| 14 | Nick Heidfeld | Sauber | 1:19.646 | - | - |
| 15 | Ralph Firman | Jordan | 1:20.215 | - | - |
| 16 | Antônio Pizzonia | Jaguar | 1:20.308 | - | - |
| 17 | Giancarlo Fisichella | Jordan | 1:20.976 | - | - |
| 18 | Justin Wilson | Minardi | 1:22.104 | - | - |
| 19 | Jos Verstappen | Minardi | 1:22.237 | - | - |
| 20 | Kimi Räikkönen | McLaren | - | - | - |