| Type: | NC |
| Country: | Italy |
| Grand Prix: | Naples |
| Official Name: | IX Gran Premio di Napoli |
| Location: | Posillipo Circuit, Posillipo, Naples |
| Date: | 6 May |
| Year: | 1956 |
| Course: | Street circuit |
| Course Length: | 4.1km (02.5miles) |
| Distance Laps: | 60 |
| Distance Length: | 246.02km (152.87miles) |
| Pole Driver: | Eugenio Castellotti |
| Pole Country: | ITA |
| Pole Team: | Ferrari |
| Pole Time: | 2:07.7 |
| Fast Driver: | Luigi Musso |
| Fast Team: | Ferrari |
| Fast Time: | 2:12.3 |
| Fast Country: | ITA |
| First Driver: | Robert Manzon |
| First Country: | FRA |
| First Team: | Equipe Gordini |
| Second Driver: | Horace Gould |
| Second Country: | GBR |
| Second Team: | Gould's Garage (Bristol) |
| Third Driver: | Gerino Gerini |
| Third Country: | Italy |
| Third Team: | Scuderia Guastalla |
The 9th Naples Grand Prix was a motor race, run to Formula One rules, held on 6 May 1956 at Posillipo Circuit, Naples. The race was run over 60 laps of the circuit, and was won by French driver Robert Manzon in a Gordini Type 16.[1] [2] [3]
| Pos | Driver | Entrant | Constructor | Time/Position | Grid | |
|---|---|---|---|---|---|---|
| 1 |  Robert Manzon | Equipe Gordini | Gordini Type 16 | 2:20:43.8, 104.89 km/h | 3 | |
| 2 | Horace Gould | Gould's Garage (Bristol) | Maserati 250F | 2:20:54.9 (+11.1s) | 6 | |
| 3 |  Gerino Gerini | Scuderia Guastalla | Maserati 250F | 57 laps | 7 | |
| 4 | Giorgio Scarlatti | Giorgio Scarlatti | Ferrari 500 | 56 laps | 8 | |
| 5 |  Ottorino Volonterio | Ottorino Volonterio | Maserati 250F | 49 laps | 9 | |
| 6 | Berardo Taraschi | Berardo Taraschi | Ferrari 166 | 45 laps | 10 | |
| Ret. | Luigi Musso | Scuderia Ferrari | Lancia-Ferrari D50 | 37 laps - engine | 2 | |
| Ret. |  Chico Godia | Scuderia Centro Sud | Maserati 250F | 36 laps - accident | 5 | |
| Ret. | Luigi Villoresi | Scuderia Centro Sud | Maserati 250F | 21 laps - engine | 4 | |
| Ret. | Eugenio Castellotti | Scuderia Ferrari | Lancia-Ferrari D50 | 2 laps - oil pump | 1 |
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