Daftar Juara Dunia Pembalap 350cc
Pemenang > Per Musim

| Musim | Negara | Pembalap | Konstruktor | GP | Pole | Menang | Podium | LT | Poin | Margin |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1949 |  Britania Raya | Frith, FreddieFreddie Frith | Velocette | 5 | —  | 5 | 5 | 5 | 33 | 15 |
| 1950 |  Britania Raya | Foster, BobBob Foster | Velocette | 6 | —  | 3 | 4 | 4 | 30 | 6 |
| 1951 |  Britania Raya | Duke, GeoffGeoff Duke | Norton | 8 | —  | 5 | 5 | 4 | 40 | 21 |
| 1952 |  Britania Raya | Duke, GeoffGeoff Duke | Norton | 7 | —  | 4 | 4 | 4 | 32 | 8 |
| 1953 |  Britania Raya | Anderson, FergusFergus Anderson | Moto Guzzi | 8 | —  | 3 | 5 | 2 | 34 | 8 |
| 1954 |  Britania Raya | Anderson, FergusFergus Anderson | Moto Guzzi | 9 | —  | 4 | 5 | 5 | 38 | 16 |
| 1955 |  Britania Raya | Lomas, BillBill Lomas | Moto Guzzi | 7 | —  | 4 | 6 | 5 | 32 | 14 |
| 1956 |  Britania Raya | Lomas, BillBill Lomas | Moto Guzzi | 6 | —  | 3 | 3 | 4 | 24 | 7 |
| 1957 |  Britania Raya | Campbell, KeithKeith Campbell | Moto Guzzi | 6 | —  | 3 | 4 | 1 | 30 | 8 |
| 1958 |  Britania Raya | Surtees, JohnJohn Surtees | MV Agusta | 7 | —  | 6 | 6 | 5 | 32 | 8 |
| 1959 |  Britania Raya | Surtees, JohnJohn Surtees | MV Agusta | 6 | —  | 6 | 6 | 5 | 48 | 32 |
| 1960 |  Britania Raya | Surtees, JohnJohn Surtees | MV Agusta | 5 | —  | 2 | 4 | 3 | 22 | 0 |
| 1961 |  Rhodesia and Nyasaland | Hocking, GaryGary Hocking | MV Agusta | 7 | —  | 4 | 5 | 5 | 32 | 6 |
| 1962 |  Rhodesia and Nyasaland | Redman, JimJim Redman | Honda | 6 | —  | 4 | 5 | 2 | 32 | 10 |
| 1963 |  Rhodesia and Nyasaland | Redman, JimJim Redman | Honda | 7 | —  | 5 | 7 | 5 | 32 | 4 |
| 1964 |  Rhodesia | Redman, JimJim Redman | Honda | 8 | —  | 8 | 8 | 7 | 40 | 16 |
| 1965 |  Rhodesia | Redman, JimJim Redman | Honda | 9 | —  | 4 | 5 | 3 | 38 | 6 |
| 1966 |  Britania Raya | Hailwood, MikeMike Hailwood | Honda | 10 | —  | 6 | 6 | 6 | 48 | 6 |
| 1967 |  Britania Raya | Hailwood, MikeMike Hailwood | Honda | 8 | —  | 6 | 6 | 5 | 40 | 8 |
| 1968 |  Italia | Agostini, GiacomoGiacomo Agostini | MV Agusta | 7 | —  | 7 | 7 | 7 | 32 | 14 |
| 1969 |  Italia | Agostini, GiacomoGiacomo Agostini | MV Agusta | 10 | —  | 8 | 8 | 7 | 90 | 43 |
| 1970 |  Italia | Agostini, GiacomoGiacomo Agostini | MV Agusta | 10 | —  | 9 | 9 | 9 | 90 | 32 |
| 1971 |  Italia | Agostini, GiacomoGiacomo Agostini | MV Agusta | 11 | —  | 6 | 6 | 8 | 90 | 27 |
| 1972 |  Italia | Agostini, GiacomoGiacomo Agostini | MV Agusta | 12 | —  | 6 | 7 | 7 | 102 | 23 |
| 1973 |  Italia | Agostini, GiacomoGiacomo Agostini | MV Agusta | 11 | —  | 4 | 6 | 3 | 84 | 7 |
| 1974 |  Italia | Agostini, GiacomoGiacomo Agostini | Yamaha | 10 | 1 | 5 | 5 | 5 | 75 | 13 |
| 1975 |  Venezuela | Cecotto, JohnnyJohnny Cecotto | Yamaha | 10 | 3 | 4 | 5 | 6 | 78 | 19 |
| 1976 |  Italia | Villa, WalterWalter Villa | Harley-Davidson | 10 | 4 | 4 | 5 | 7 | 76 | 9 |
| 1977 |  Jepang | Katayama, TakazumiTakazumi Katayama | Yamaha | 11 | 0 | 5 | 7 | 7 | 95 | 39 |
| 1978 |  Afrika Selatan | Ballington, KorkKork Ballington | Kawasaki | 11 | 4 | 6 | 9 | 10 | 134 | 57 |
| 1979 |  Afrika Selatan | Ballington, KorkKork Ballington | Kawasaki | 11 | 5 | 5 | 5 | 9 | 99 | 9 |
| 1980 |  Afrika Selatan | Ekerold, JonJon Ekerold | Bimota-Yamaha | 6 | 0 | 4 | 5 | 6 | 63 | 3 |
| 1981 |  Jerman Barat | Mang, AntonAnton Mang | Kawasaki | 8 | 6 | 5 | 7 | 8 | 103 | 51 |
| 1982 |  Jerman Barat | Mang, AntonAnton Mang | Kawasaki | 9 | 1 | 1 | 6 | 7 | 81 | 17 |