John Williams (motorcyclist) Motorcycle Grand Prix results Motorcycle Grand Prix results

| Year_ | Class_ | Team | Points | Rank_ | Wins |
|---|---|---|---|---|---|
| 1975 | 350cc | Yamaha | 1 | 47th | 0 |
| 1975 | 500cc | Yamaha | 32 | 5th | 0 |
| 1976 | 500cc | Suzuki | 24 | 9th | 1 |
| 1977 | 350cc | Yamaha | 10 | 22nd | 0 |
| 1977 | 500cc | Suzuki | 4 | 26th | 0 |
| 1978 | 500cc | Suzuki | 0 | – | 0 |