Rubens Barrichello won the Italian Grand Prix 2009 at Autodromo Nazionale di Monza on 13 September 2009, starting from P5 on the grid. Jenson Button finished second for Brawn, with Kimi Räikkönen completing the podium for Ferrari. Adrian Sutil set the fastest lap with a time of 1:24.739.
| Pos | Grid | Driver | Team | Laps | Time / Status | Pts | FL |
|---|---|---|---|---|---|---|---|
| 1 | 5 | Rubens BarrichelloBAR | Brawn | 53 | 1:16:21.706 | 10 | |
| 2 | 6 | Jenson ButtonBUT | Brawn | 53 | +2.866 | 8 | |
| 3 | 3 | Kimi RäikkönenRAI | Ferrari | 53 | +30.664 | 6 | |
| 4 | 2 | Adrian SutilSUT | Force India | 53 | +31.131 | 5 | ⚡ 1:24.739 |
| 5 | 8 | Fernando AlonsoALO | Renault | 53 | +59.182 | 4 | |
| 6 | 4 | Heikki KovalainenKOV | McLaren | 53 | +1:00.693 | 3 | |
| 7 | 15 | Nick HeidfeldHEI | BMW Sauber | 53 | +1:22.412 | 2 | |
| 8 | 9 | Sebastian VettelVET | Red Bull | 53 | +1:25.407 | 1 | |
| 9 | 14 | Giancarlo FisichellaFIS | Ferrari | 53 | +1:26.856 | 0 | |
| 10 | 17 | Kazuki NakajimaNAK | Williams | 53 | +2:42.163 | 0 | |
| 11 | 16 | Timo GlockGLO | Toyota | 53 | +2:43.925 | 0 | |
| 12 | 1 | Lewis HamiltonHAM | McLaren | 52 | Accident | 0 | |
| 13 | 19 | Sébastien BuemiBUE | Toro Rosso | 52 | +1 Lap | 0 | |
| 14 | 11 | Jarno TrulliTRU | Toyota | 52 | +1 Lap | 0 | |
| 15 | 12 | Romain GrosjeanGRO | Renault | 52 | +1 Lap | 0 | |
| 16 | 18 | Nico RosbergROS | Williams | 51 | +2 Laps | 0 | |
| R | 7 | Vitantonio LiuzziLIU | Force India | 22 | Transmission | 0 | |
| R | 20 | Jaime AlguersuariALG | Toro Rosso | 19 | Retired | 0 | |
| R | 13 | Robert KubicaKUB | BMW Sauber | 15 | Oil leak | 0 | |
| R | 10 | Mark WebberWEB | Red Bull | 0 | Collision | 0 |
| Pos | Driver | Team | Q1 | Q2 | Q3 |
|---|---|---|---|---|---|
| 1 | Lewis Hamilton | McLaren | 1:23.375 | 1:22.973 | 1:24.066 |
| 2 | Adrian Sutil | Force India | 1:23.576 | 1:23.070 | 1:24.261 |
| 3 | Kimi Räikkönen | Ferrari | 1:23.349 | 1:23.426 | 1:24.523 |
| 4 | Heikki Kovalainen | McLaren | 1:23.515 | 1:23.528 | 1:24.845 |
| 5 | Rubens Barrichello | Brawn | 1:23.483 | 1:22.976 | 1:25.015 |
| 6 | Jenson Button | Brawn | 1:23.403 | 1:22.955 | 1:25.030 |
| 7 | Vitantonio Liuzzi | Force India | 1:23.578 | 1:23.207 | 1:25.043 |
| 8 | Fernando Alonso | Renault | 1:23.708 | 1:23.497 | 1:25.072 |
| 9 | Sebastian Vettel | Red Bull | 1:23.558 | 1:23.545 | 1:25.180 |
| 10 | Mark Webber | Red Bull | 1:23.755 | 1:23.273 | 1:25.314 |
| 11 | Jarno Trulli | Toyota | 1:24.014 | 1:23.611 | - |
| 12 | Romain Grosjean | Renault | 1:23.975 | 1:23.728 | - |
| 13 | Robert Kubica | BMW Sauber | 1:24.001 | 1:23.866 | - |
| 14 | Giancarlo Fisichella | Ferrari | 1:23.828 | 1:23.901 | - |
| 15 | Nick Heidfeld | BMW Sauber | 1:23.584 | 1:24.275 | - |
| 16 | Timo Glock | Toyota | 1:24.036 | - | - |
| 17 | Kazuki Nakajima | Williams | 1:24.074 | - | - |
| 18 | Nico Rosberg | Williams | 1:24.121 | - | - |
| 19 | Sébastien Buemi | Toro Rosso | 1:24.220 | - | - |
| 20 | Jaime Alguersuari | Toro Rosso | 1:24.951 | - | - |