Leslie Graham, rider pertama yang menjuarai MotoGP.
Berikut ini adalah daftar rider yang menjadi juara dunia sejak MotoGP pertama kali dieglar tahun 1949 atas nama kelas 500cc:
| Season | Category | Rider | Country | Constructor |
|---|---|---|---|---|
| 2014 | MotoGP | Marc Marquez | SPAIN | Honda |
| 2013 | MotoGP | Marc Marquez | SPAIN | Honda |
| 2012 | MotoGP | Jorge Lorenzo | SPAIN | Yamaha |
| 2011 | MotoGP | Casey Stoner | AUSTRALIA | Honda |
| 2010 | MotoGP | Jorge Lorenzo | SPAIN | Yamaha |
| 2009 | MotoGP | Valentino Rossi | ITALY | Yamaha |
| 2008 | MotoGP | Valentino Rossi | ITALY | Yamaha |
| 2007 | MotoGP | Casey Stoner | AUSTRALIA | Ducati |
| 2006 | MotoGP | Nicky Hayden | UNITED STATES | Honda |
| 2005 | MotoGP | Valentino Rossi | ITALY | Yamaha |
| 2004 | MotoGP | Valentino Rossi | ITALY | Yamaha |
| 2003 | MotoGP | Valentino Rossi | ITALY | Honda |
| 2002 | MotoGP | Valentino Rossi | ITALY | Honda |
| 2001 | 500cc | Valentino Rossi | ITALY | Honda |
| 2000 | 500cc | Kenny Roberts Jr | UNITED STATES | Suzuki |
| 1999 | 500cc | Alex Criville | SPAIN | Honda |
| 1998 | 500cc | Mick Doohan | AUSTRALIA | Honda |
| 1997 | 500cc | Mick Doohan | AUSTRALIA | Honda |
| 1996 | 500cc | Mick Doohan | AUSTRALIA | Honda |
| 1995 | 500cc | Mick Doohan | AUSTRALIA | Honda |
| 1994 | 500cc | Mick Doohan | AUSTRALIA | Honda |
| 1993 | 500cc | Kevin Schwantz | UNITED STATES | Suzuki |
| 1992 | 500cc | Wayne Rainey | UNITED STATES | Yamaha |
| 1991 | 500cc | Wayne Rainey | UNITED STATES | Yamaha |
| 1990 | 500cc | Wayne Rainey | UNITED STATES | Yamaha |
| 1989 | 500cc | Eddie Lawson | UNITED STATES | Honda |
| 1988 | 500cc | Eddie Lawson | UNITED STATES | Yamaha |
| 1987 | 500cc | Wayne Gardner | AUSTRALIA | Honda |
| 1986 | 500cc | Eddie Lawson | UNITED STATES | Yamaha |
| 1985 | 500cc | Freddie Spencer | UNITED STATES | Honda |
| 1984 | 500cc | Eddie Lawson | UNITED STATES | Yamaha |
| 1983 | 500cc | Freddie Spencer | UNITED STATES | Honda |
| 1982 | 500cc | Franco Uncini | ITALY | Suzuki |
| 1981 | 500cc | Marco Lucchinelli | ITALY | Suzuki |
| 1980 | 500cc | Kenny Roberts | UNITED STATES | Yamaha |
| 1979 | 500cc | Kenny Roberts | UNITED STATES | Yamaha |
| 1978 | 500cc | Kenny Roberts | UNITED STATES | Yamaha |
| 1977 | 500cc | Barry Sheene | GREAT BRITAIN | Suzuki |
| 1976 | 500cc | Barry Sheene | GREAT BRITAIN | Suzuki |
| 1975 | 500cc | Giacomo Agostini | ITALY | Yamaha |
| 1974 | 500cc | Phil Read | GREAT BRITAIN | MV Agusta |
| 1973 | 500cc | Phil Read | GREAT BRITAIN | MV Agusta |
| 1972 | 500cc | Giacomo Agostini | ITALY | MV Agusta |
| 1971 | 500cc | Giacomo Agostini | ITALY | MV Agusta |
| 1970 | 500cc | Giacomo Agostini | ITALY | MV Agusta |
| 1969 | 500cc | Giacomo Agostini | ITALY | MV Agusta |
| 1968 | 500cc | Giacomo Agostini | ITALY | MV Agusta |
| 1967 | 500cc | Giacomo Agostini | ITALY | MV Agusta |
| 1966 | 500cc | Giacomo Agostini | ITALY | MV Agusta |
| 1965 | 500cc | Mike Hailwood | GREAT BRITAIN | MV Agusta |
| 1964 | 500cc | Mike Hailwood | GREAT BRITAIN | MV Agusta |
| 1963 | 500cc | Mike Hailwood | GREAT BRITAIN | MV Agusta |
| 1962 | 500cc | Mike Hailwood | GREAT BRITAIN | MV Agusta |
| 1961 | 500cc | Gary Hocking | RHODESIA | MV Agusta |
| 1960 | 500cc | John Surtees | GREAT BRITAIN | MV Agusta |
| 1959 | 500cc | John Surtees | GREAT BRITAIN | MV Agusta |
| 1958 | 500cc | John Surtees | GREAT BRITAIN | MV Agusta |
| 1957 | 500cc | Libero Liberati | ITALY | Gilera |
| 1956 | 500cc | John Surtees | GREAT BRITAIN | MV Agusta |
| 1955 | 500cc | Geoff Duke | GREAT BRITAIN | Gilera |
| 1954 | 500cc | Geoff Duke | GREAT BRITAIN | Gilera |
| 1953 | 500cc | Geoff Duke | GREAT BRITAIN | Gilera |
| 1952 | 500cc | Umberto Masetti | ITALY | Gilera |
| 1951 | 500cc | Geoff Duke | GREAT BRITAIN | Norton |
| 1950 | 500cc | Umberto Masetti | ITALY | Gilera |
| 1949 | 500cc | Leslie Graham | GREAT BRITAIN | AJS |
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