| Date | Grandprix | Team | Winning Time | Leader Offset | Pos | Pts | Total |
| 09/03/2003 | Australia | Williams | 94:42.124 | +0.08.675 | 2 | 8 | 8 |
| 23/03/2003 | Malaysia | Williams | 92:22.195 | +3 laps | 12 | 0 | 8 |
| 06/04/2003 | Brazil | Williams | Retirement - Spun off | 0 | 8 | ||
| 20/04/2003 | San Marino | Williams | 88:12.058 | +0.45.271 | 7 | 2 | 10 |
| 04/05/2003 | Spain | Williams | 93:46.933 | +1.2.022 | 4 | 5 | 15 |
| 18/05/2003 | Austrian | Williams | Retirement - Engine water leak | 0 | 15 | ||
| 01/06/2003 | Monaco | Williams | 102:19.01 | 1 | 10 | 25 | |
| 15/06/2003 | Canada | Williams | 91:13.591 | +0.01.355 | 3 | 6 | 31 |
| 29/06/2003 | Europe | Williams | 94:43.622 | +0.16.821 | 2 | 8 | 39 |
| 06/07/2003 | France | Williams | 90:49.213 | +0.13.813 | 2 | 8 | 47 |
| 20/07/2003 | Britain | Williams | 88:37.544 | +0.05.472 | 2 | 8 | 55 |
| 03/08/2003 | Germany | Williams | 88:48.769 | 1 | 10 | 65 | |
| 24/08/2003 | Hungary | Williams | 99:1.46 | +0.34.537 | 3 | 6 | 71 |
| 14/09/2003 | Italy | Williams | 74:19.838 | +0.05.294 | 2 | 8 | 79 |
| 28/09/2003 | United States | Williams | 93:35.997 | +1 lap | 6 | 3 | 82 |
| 12/10/2003 | Japan | Williams | Retirement - Hydraulics | 0 | 82 | ||