F1 fastest laps
Fastest laps
| # | Grand Prix | Circuit | Driver | Constructor |
|---|---|---|---|---|
| 1 | Switzerland | Bremgarten | (ARG) Juan Manuel Fangio | Alfa Romeo |
| 2 | Indianapolis 500 | Indianapolis | (USA) Lee Wallard | Kurtis Kraft-Offenhauser |
| 3 | Belgium | Spa-Francorchamps | (ARG) Juan Manuel Fangio | Alfa Romeo |
| 4 | France | Reims | (ARG) Juan Manuel Fangio | Alfa Romeo |
| 5 | Britain | Silverstone | (ITA) Giuseppe Farina | Alfa Romeo |
| 6 | Germany | Nurburgring | (ARG) Juan Manuel Fangio | Alfa Romeo |
| 7 | Italy | Monza | (ITA) Giuseppe Farina | Alfa Romeo |
| 8 | Spain | Pedralbes | (ARG) Juan Manuel Fangio | Alfa Romeo |
- First fastest lap (drivers)
- Lee Wallard
- Last fastest lap (drivers)
- Giuseppe Farina
- Lee Wallard
- First fastest lap (constructors)
- No constructor set their first fastest lap in 1951
- Last fastest lap (constructors)
- No constructor set their last fastest lap in 1951
- Last fastest lap until…
- 1953 for Juan Manuel Fangio
- 1983 for Alfa Romeo