Sunday 8th June 1947
Jean-Pierre Wimille won the Swiss Grand Prix in an Alfa Romeo 158. Wimille averaged 95.63 mph for the 135.7 miles around the 4.5 mile Bremgarten circuit. Achille Varzi finished 2nd, 44.7 seconds behind with Count Felice Trossi 3rd, both drivers also in Alfa 158s.