Alberto Ascari won the Italian Grand Prix 1951 at Autodromo Nazionale di Monza on 16 September 1951, starting from P3 on the grid. José Froilán González finished second for Ferrari, with Felice Bonetto completing the podium for Alfa Romeo.
| Pos | Driver | Team | Grid | Pts | FL | Status |
|---|---|---|---|---|---|---|
1 | | 3 | 8 | Finished | ||
2 | | 4 | 6 | Finished | ||
3 | | 7 | 2 | +1 Lap | ||
3 | | 7 | 3 | +1 Lap | ||
4 | | 5 | 3 | +1 Lap | ||
5 | | 6 | 2 | +2 Laps | ||
6 | | 11 | 0 | +6 Laps | ||
7 | | 15 | 0 | +7 Laps | ||
8 | | 14 | 0 | +8 Laps | ||
9 | | 18 | 0 | +13 Laps | ||
R | | 1 | 0 | Engine | ||
R | | 12 | 0 | Engine | ||
R | | 13 | 0 | Engine | ||
R | | 17 | 0 | Ignition | ||
R | | 20 | 0 | Engine | ||
R | | 22 | 0 | Overheating | ||
R | | 2 | 0 | Engine | ||
R | | 21 | 0 | Oil pump | ||
R | | 9 | 0 | Supercharger | ||
R | | 19 | 0 | Magneto | ||
R | | 16 | 0 | Transmission | ||
W | | 8 | 0 | Withdrew | ||
W | | 10 | 0 | Withdrew |