1955 Formula One season Teams and drivers Teams and drivers

| Entrant | Constructor_ | Chassis | Engine | Tyre | Driver | Rounds |
|---|---|---|---|---|---|---|
| Stirling Moss Ltd | Maserati | 250F | Maserati 250F1 2.5 L6 | D | Lance Macklin | 2, 6 |
| Stirling Moss Ltd | Maserati | 250F | Maserati 250F1 2.5 L6 | D | Johnny Claes | 4 |
| Stirling Moss Ltd | Maserati | 250F | Maserati 250F1 2.5 L6 | D | Peter Walker | 5 |
| Stirling Moss Ltd | Maserati | 250F | Maserati 250F1 2.5 L6 | D | John Fitch | 7 |
| E.N. Whiteaway | HWM - Alta | 53 | Alta GP 2.5 L4 | D | Ted Whiteaway | 2 |
| Equipe Nationale Belge | Ferrari | 625 500 | Ferrari 625 2.5 L4 | E | Johnny Claes | 5 |
| Gould`s Garage (Bristol) | Maserati | 250F | Maserati 250F1 2.5 L6 | D | Horace Gould | 5–6 |
| Connaught Engineering | Connaught - Alta | B | Alta GP 2.5 L4 | D | Kenneth McAlpine | 6 |