Circuit des Nations, Geneva, Switzerland
Circuit Type: Temporary street circuit
195019481946
Avenue Mon Repos bypassed, track extended on road towards Lausanne
Extension: 3,990 Km
Lap Record: 1:45.100
Year: 1950
Driver: Piero Taruffi
Car: Alfa Romeo 158
Speed: 137,010 Km/h
Pole Record: 1:46.700
Year: 1950
Driver: Juan Manuel Fangio
Car: Alfa Romeo 158
Speed: 134,950 Km/h
| Year | Official Name | Date | Winning Driver | Constructor | Laps | Time | Formula |
|---|---|---|---|---|---|---|---|
| 1950 | III Grand Prix des Nations | July 30 |  Juan Manuel Fangio |
 Alfa Romeo |
68 |
02:07:55.000 | F1EC |
Chicane introduced after Avenue Mon Repos
Extension: 2,944 Km
Lap Record: 1:44.100
Year: 1948
Driver: Giuseppe Farina
Car: Maserati 4CL
Speed: 101,810 Km/h
| Year | Official Name | Date | Winning Driver | Constructor | Laps | Time | Formula |
|---|---|---|---|---|---|---|---|
| 1948 | II Grand Prix des Nations | May 2 | Giuseppe Farina |
Maserati |
80 |
02:23:58.200 | GP |
Original Layout
Extension: 2,965 Km
Lap Record: 1:36.400
Year: 1946
Driver: Jean-Pierre Wimille
Car: Alfa Romeo 158
Speed: 111,510 Km/h
| Year | Official Name | Date | Winning Driver | Constructor | Laps | Time | Formula |
|---|---|---|---|---|---|---|---|
| 1946 | I Grand Prix des Nations Automobile | July 21 | Giuseppe Farina |
Alfa Romeo |
44 |
01:15:49.400 | GP |