| Year | Winning Rider | Manufacturer |
|---|---|---|
| 1969 | Giacomo Agostini |
MV Agusta
|
| 1971 | Dave Simmonds |
Kawasaki
|
| 1973 | Phil Read |
MV Agusta
|
| 1978 | Pat Hennen |
Suzuki
|
| 1979 | Kenny Roberts (1/3) |
Yamaha
|
| 1980 | Kenny Roberts (2/3) |
Yamaha
|
| 1982 | Kenny Roberts (3/3) |
Yamaha
|
| 1983 | Freddie Spencer (1/2) |
Honda
|
| 1984 | Eddie Lawson (1/2) |
Yamaha
|
| 1985 | Freddie Spencer (2/2) |
Honda
|
| 1986 | Wayne Gardner |
Honda
|
| 1987 | Eddie Lawson (2/2) |
Yamaha
|
| 1988 | Kevin Magee |
Yamaha
|
| 1991 | Wayne Rainey |
Yamaha
|
| 1993 | Alex Barros |
Suzuki
|
| 1998 | Carlos Checa |
Honda
|