| Year | Winning Rider | Manufacturer |
|---|---|---|
| 1971 | Giacomo Agostini (1/2) |
MV Agusta
|
| 1972 | Giacomo Agostini (2/2) |
MV Agusta
|
| 1973 | Phil Read |
MV Agusta
|
| 1974 | Teuvo Länsivuori |
Yamaha
|
| 1975 | Barry Sheene (1/4) |
Suzuki
|
| 1976 | Barry Sheene (2/4) |
Suzuki
|
| 1977 | Barry Sheene (3/4) |
Suzuki
|
| 1981 | Barry Sheene (4/4) |
Yamaha
|
| 1982 | Takazumi Katayama |
Honda
|
| 1983 | Freddie Spencer (1/2) |
Honda
|
| 1984 | Eddie Lawson (1/4) |
Yamaha
|
| 1985 | Freddie Spencer (2/2) |
Honda
|
| 1986 | Eddie Lawson (2/4) |
Yamaha
|
| 1987 | Wayne Gardner |
Honda
|
| 1988 | Eddie Lawson (3/4) |
Yamaha
|
| 1989 | Eddie Lawson (4/4) |
Honda
|
| 1990 | Wayne Rainey |
Yamaha
|