Maserati
Masten Gregory terminó P6 en el Campeonato del Mundo de 1957 con 10 puntos. En 4 carreras: 0 victorias, 1 podio y 0 pole positions — mejor resultado P3.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 2 | Monaco Grand Prix | Maserati | 10 | P3 | 4 | +2 Laps |
| 6 | German Grand Prix | Maserati | 10 | P8 | +1 Lap | |
| 7 | Pescara Grand Prix | Maserati | 7 | P4 | 3 | Finished |
| 8 | Italian Grand Prix | Maserati | 11 | P4 | 3 | +3 Laps |