1927 Grand Prix season Other Grands Prix Other Grands Prix

| Name_ | Circuit | Date_ | Winning_driver | Winning_constructor | Report |
|---|---|---|---|---|---|
| Grand Prix du Comminges | Saint-Gaudens | 7 August | François Eysermann | Bugatti | Report |
| Coppa Montenero | Montenero | 14 August | Emilio Materassi | Bugatti | Report |
| La Baule Grand Prix | La Baule | 25 August | George Eyston | Bugatti | Report |
| Milan Grand Prix | Monza | 4 September | Pietro Bordino | Fiat | Report |
| Boulogne Grand Prix | Boulogne | 10 September | Malcolm Campbell | Bugatti | Report |
| Solituderennen | Solitude | 18 September | August Momberger | Bugatti | Report |
| Thuin Circuit | Thuin | 18 September | Freddy Charlier | Bugatti | Report |
| Garda Circuit | Salò | 9 October | Tazio Nuvolari | Bugatti | Report |
| Junior Car Club 200mile race | Brooklands | 15 October | Malcolm Campbell | Bugatti | Report |
| Grand Prix du Salon | Montlhéry | 16 October | Michel Doré | La Licorne | Report |
| Apuano Circuit | Carrara | 28 October | Niccoli | Bugatti | Report |