| 1950 | Swiss Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1950 | Nations Grand Prix · Grand Prix | Gilera | 4 | | Classified |
| 1951 | Spanish Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1951 | Swiss Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1951 | Belgian Grand Prix · Grand Prix | Gilera | 2 | | Classified |
| 1951 | Dutch TT · Grand Prix | Gilera | 2 | | Classified |
| 1951 | French Grand Prix · Grand Prix | Gilera | 1 | | Classified |
| 1951 | Ulster Grand Prix · Grand Prix | Gilera | 4 | | Classified |
| 1951 | Nations Grand Prix · Grand Prix | Gilera | 1 | | Classified |
| 1952 | Swiss Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1952 | Dutch TT · Grand Prix | Gilera | — | | Ret |
| 1952 | Belgian Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1953 | Isle of Man TT · Grand Prix | Gilera | — | | Ret |
| 1953 | Dutch TT · Grand Prix | Gilera | — | | Ret |
| 1953 | Belgian Grand Prix · Grand Prix | Gilera | 1 | | Classified |
| 1953 | French Grand Prix · Grand Prix | Gilera | 3 | | Classified |
| 1953 | Ulster Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1953 | Swiss Grand Prix · Grand Prix | Gilera | 2 | | Classified |
| 1954 | French Grand Prix · Grand Prix | Gilera | 2 | | Classified |
| 1955 | Belgian Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1955 | Dutch TT · Grand Prix | Gilera | 14 | | Classified |
| 1955 | Nations Grand Prix · Grand Prix | Gilera | 5 | | Classified |
| 1956 | Belgian Grand Prix · Grand Prix | Gilera | 5 | | Classified |
| 1956 | Nations Grand Prix · Grand Prix | Gilera | 8 | | Classified |
| 1957 | Belgian Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1957 | Nations Grand Prix · Grand Prix | Gilera | 3 | | Classified |
| 1958 | Nations Grand Prix † · Grand Prix | Gilera | — | | Ret |
| 1959 | Dutch TT · Grand Prix | Gilera | — | | Ret |
| 1959 | Belgian Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1959 | Nations Grand Prix†† · Grand Prix | Gilera | 13 | | Classified |
| 1960 | Nations Grand Prix · Grand Prix | Gilera | — | | Ret |