F1 Championship leaders
Drivers’ Championship
| # | Grand Prix | Leader | Lead |
|---|---|---|---|
| 1 | Switzerland | (ITA) Piero Taruffi | 3 |
| 2 | Indianapolis 500 | (ITA) Piero Taruffi | 1 |
| 3 | Belgium |
| 0 |
| 4 | France | (ITA) Alberto Ascari | 5 |
| 5 | Britain | (ITA) Alberto Ascari | 8 |
| 6 | Germany | (ITA) Alberto Ascari | 14 |
| 7 | Netherlands | (ITA) Alberto Ascari | 12 |
| 8 | Italy | (ITA) Alberto Ascari | 12 |
- First time as championship leader
- Alberto Ascari
- Piero Taruffi
- Last time as championship leader
- Piero Taruffi
Constructors’ Championship
The Constructors’ championship did not begin until 1958.