| Year | Grand Prix | No. | Team | Maufacturer | Grid | Position | Pts Points |
|---|---|---|---|---|---|---|---|
| 1949 | Dutch TT | Gilera | 7 | 0 | |||
| 1950 | Dutch TT | Gilera | 1 | 8 | |||
| 1951 | Dutch TT | Gilera | Ret | 0 | |||
| 1952 | Dutch TT | Gilera | 1 | 8 | |||
| 1953 | Dutch TT | Gilera | Ret | 0 | |||
| 1955 | Dutch TT | MV Agusta | 3 | 4 | |||
| 1956 | Dutch TT | MV Agusta | Ret | 0 | |||
| 1957 | Dutch TT | MV Agusta | Ret | 0 | |||
| Avg. | 0 | 3 | 6.7 |