| 27 Mar | X Grande Prêmio da Cidade de Rio de Janeiro |
| 3 Apr | IV San Remo Grand Prix |
| 18 Apr | X Grand Prix du Pau |
| 18 Apr | I Richmond Grand Prix |
| 24 Apr | III Grand Prix de Paris |
| 28 Apr | III JCC Jersey Road Race |
| 7 May | Grand Prix du Rousillon |
| 14 May | II British Grand Prix |
| 14 May | Grand Prix de Marseille |
| 26 May | XI British Empire Trophy |
| 5 Jun | XVIII Grand Prix des Frontières |
| 19 Jun | VIII Grand Prix de Belgique |
| 3 Jul | IX Grand Prix de Suisse |
| 10 Jul | XI Grand Prix de l'Albigeois |
| 17 Jul | VI Grand Prix de France |
| 31 Jul | II Zandvoort Grand Prix |
| 7 Aug | XXXVI Grand Prix de l'Automobile Club de France |
| 20 Aug | I BRDC International Trophy |
| 27 Aug | Lausanne Grand Prix |
| 11 Sep | XIX Gran Premio d'Italia |
| 17 Sep | I Goodwood Trophy |
| 18 Sep | Australian Grand Prix |
| 25 Sep | I Velka cena Ceskoslovenska |
| 9 Oct | V Grand Prix du Salon |