List of Grand Prix motorcycle racing World champions By rider Grand Prix motorcycle racing World champions

| Rank_ | Rider | Country | Winning_span | MotoGP_500cc | _350cc | Moto2_250cc | Moto3_125cc | _80cc_50cc | Total |
|---|---|---|---|---|---|---|---|---|---|
| 12 | Kork Ballington Category:Articles with hCards | South Africa | 1978–1979 | 0 | 2 | 2 | 0 | 0 | 4 |
| 12 | Walter Villa Category:Articles with hCards | Italy | 1974–1976 | 0 | 1 | 3 | 0 | 0 | 4 |
| 12 | Max Biaggi Category:Articles with hCards | Italy | 1994–1997 | 0 | 0 | 4 | 0 | 0 | 4 |
| 12 | Hugh Anderson Category:Articles with hCards | New Zealand | 1963–1965 | 0 | 0 | 0 | 2 | 2 | 4 |
| 12 | Jorge Martínez Category:Articles with hCards | Spain | 1986–1988 | 0 | 0 | 0 | 1 | 3 | 4 |
| 12 | Stefan Dörflinger Category:Articles with hCards | Switzerland | 1982–1985 | 0 | 0 | 0 | 0 | 4 | 4 |
| 20 | Kenny Roberts Category:Articles with hCards | United States | 1978–1980 | 3 | 0 | 0 | 0 | 0 | 3 |