Primera sesión de entrenamientos libres del Gran Premio de Italia 2009
| Pos. | Piloto | Escuderia | Tiempo | Vueltas |
|---|---|---|---|---|
| 1 |  Lewis Hamilton |
McLaren | 1:23.936 | |
| 2 |  Heikki Kovalainen |
McLaren | + 0.396 | |
| 3 |  Adrian Sutil |
Force India | + 0.535 | |
| 4 |  Fernando Alonso |
Renault | + 0.541 | |
| 5 | Nick Heidfeld |
BMW | + 0.747 | |
| 6 |  Sebastien Buemi |
Toro Rosso | + 0.767 | |
| 7 | Jenson Button |
Brawn | + 0.770 | |
| 8 |  Giancarlo Fisichella |
Ferrari | + 0.796 | |
| 9 |  Mark Webber |
Red Bull | + 0.823 | |
| 10 | Kimi Räikkönen |
Ferrari | + 0.825 | |
| 11 |  Robert Kubica |
BMW | + 0.877 | |
| 12 |  Rubens Barrichello |
Brawn | + 0.890 | |
| 13 | Nico Rosberg |
Williams | + 0.991 | |
| 14 |  Kazuki Nakajima |
Williams | + 1.214 | |
| 15 |  Romain Grosjean |
Renault | + 1.676 | |
| 16 | Vitantonio Liuzzi |
Force India | + 1.753 | |
| 17 | Jaime Alguersuari |
Toro Rosso | + 1.806 | |
| 18 | Sebastian Vettel |
Red Bull | + 2.015 | |
| 19 | Jarno Trulli |
Toyota | + 2.084 | |
| 20 | Timo Glock |
Toyota | + 2.389 |