Daftar Juara Dunia Pembalap 125cc/Moto3
Juara > Per Musim

| Musim | Negara | Pembalap | Konstruktor | GP | Pole | Mng | Pod | LT | Poin | Margin |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1949 |  Italia | Pagani, NelloNello Pagani | Mondial | 3 | —  | 2 | 2 | 2 | 27 | 13 |
| 1950 |  Italia | Ruffo, BrunoBruno Ruffo | Mondial | 3 | —  | 1 | 2 | 1 | 17 | 3 |
| 1951 |  Italia | Ubbiali, CarloCarlo Ubbiali | Mondial | 5 | —  | 1 | 3 | 2 | 20 | 8 |
| 1952 |  Britania Raya | Sandford, CecilCecil Sandford | MV Agusta | 6 | —  | 3 | 5 | 3 | 28 | 4 |
| 1953 |  Jerman Barat | Haas, WernerWerner Haas | NSU | 6 | —  | 3 | 5 | 4 | 30 | 10 |
| 1954 |  Austria | Hollaus, RupertRupert Hollaus | NSU | 6 | —  | 4 | 4 | 3 | 32 | 14 |
| 1955 |  Italia | Ubbiali, CarloCarlo Ubbiali | MV Agusta | 6 | —  | 5 | 6 | 3 | 32 | 6 |
| 1956 |  Italia | Ubbiali, CarloCarlo Ubbiali | MV Agusta | 6 | —  | 5 | 6 | 3 | 32 | 18 |
| 1957 |  Italia | Provini, TarquinioTarquinio Provini | Mondial | 6 | —  | 3 | 5 | 5 | 30 | 8 |
| 1958 |  Italia | Ubbiali, CarloCarlo Ubbiali | MV Agusta | 7 | —  | 4 | 5 | 2 | 32 | 7 |
| 1959 |  Italia | Ubbiali, CarloCarlo Ubbiali | MV Agusta | 7 | —  | 3 | 5 | 4 | 30 | 2 |
| 1960 |  Italia | Ubbiali, CarloCarlo Ubbiali | MV Agusta | 5 | —  | 4 | 5 | 2 | 24 | 6 |
| 1961 |  Australia | Phillis, TomTom Phillis | Honda | 11 | —  | 4 | 8 | 6 | 44 | 2 |
| 1962 |  Swiss | Taveri, LuigiLuigi Taveri | Honda | 11 | —  | 6 | 9 | 7 | 48 | 10 |
| 1963 |  Selandia Baru | Anderson, HughHugh Anderson* | Suzuki | 12 | —  | 6 | 8 | 2 | 54 | 16 |
| 1964 |  Swiss | Taveri, LuigiLuigi Taveri | Honda | 11 | —  | 5 | 9 | 3 | 46 | 10 |
| 1965 |  Selandia Baru | Anderson, HughHugh Anderson | Suzuki | 12 | —  | 7 | 8 | 8 | 56 | 12 |
| 1966 |  Swiss | Taveri, LuigiLuigi Taveri | Honda | 10 | —  | 5 | 8 | 5 | 46 | 6 |
| 1967 |  Britania Raya | Ivy, BillBill Ivy | Yamaha | 12 | —  | 8 | 10 | 10 | 56 | 16 |
| 1968 |  Britania Raya | Read, PhilPhil Read  | Yamaha | 9 | —  | 6 | 8 | 2 | 40 | 6 |
| 1969 |  Britania Raya | Simmonds, DaveDave Simmonds | Kawasaki | 11 | —  | 8 | 10 | 6 | 90 | 31 |
| 1970 |  Jerman Barat | Braun, DieterDieter Braun | Suzuki | 11 | —  | 4 | 6 | 0 | 84 | 12 |
| 1971 |  Spanyol | Nieto, ÁngelÁngel Nieto | Derbi | 11 | —  | 5 | 6 | 6 | 87 | 8 |
| 1972 |  Spanyol | Nieto, ÁngelÁngel Nieto* | Derbi | 13 | —  | 5 | 7 | 5 | 97 | 10 |
| 1973 |  Swedia | Andersson, KentKent Andersson | Yamaha | 12 | —  | 5 | 7 | 3 | 99 | 24 |
| 1974 |  Swedia | Andersson, KentKent Andersson | Yamaha | 10 | 3 | 5 | 8 | 2 | 87 | 24 |
| 1975 |  Italia | Pileri, PaoloPaolo Pileri | Morbidelli | 10 | 3 | 7 | 8 | 4 | 90 | 18 |
| 1976 |  Italia | Bianchi, Pier PaoloPier Paolo Bianchi | Morbidelli | 9 | 6 | 7 | 7 | 6 | 90 | 23 |
| 1977 |  Italia | Bianchi, Pier PaoloPier Paolo Bianchi | Morbidelli | 12 | 8 | 7 | 9 | 6 | 131 | 26 |
| 1978 |  Italia | Lazzarini, EugenioEugenio Lazzarini | MBA | 12 | 5 | 4 | 8 | 4 | 114 | 26 |
| 1979 |  Spanyol | Nieto, ÁngelÁngel Nieto | Minarelli | 13 | 5 | 8 | 8 | 6 | 120 | 67 |
| 1980 |  Italia | Bianchi, Pier PaoloPier Paolo Bianchi | MBA | 10 | 3 | 2 | 5 | 1 | 90 | 9 |
| 1981 |  Spanyol | Nieto, ÁngelÁngel Nieto | Minarelli | 12 | 3 | 8 | 9 | 5 | 140 | 45 |
| 1982 |  Spanyol | Nieto, ÁngelÁngel Nieto | Garelli | 12 | 2 | 6 | 7 | 2 | 111 | 16 |
| 1983 |  Spanyol | Nieto, ÁngelÁngel Nieto | Garelli | 11 | 1 | 6 | 7 | 6 | 76 | 26 |
| 1984 |  Spanyol | Nieto, ÁngelÁngel Nieto | Garelli | 8 | 0 | 6 | 6 | 6 | 90 | 12 |
| 1985 |  Italia | Gresini, FaustoFausto Gresini | Garelli | 10 | 5 | 3 | 8 | 1 | 109 | 10 |
| 1986 |  Italia | Cadalora, LucaLuca Cadalora | Garelli | 11 | 5 | 4 | 8 | 4 | 122 | 8 |
| 1987 |  Italia | Gresini, FaustoFausto Gresini | Garelli | 11 | 6 | 10 | 10 | 7 | 150 | 62 |
| 1988 |  Spanyol | Martínez, JorgeJorge Martínez | Derbi | 11 | 6 | 9 | 10 | 6 | 197 | 29 |
| 1989 |  Spanyol | Crivillé, ÀlexÀlex Crivillé | JJ Cobas | 12 | 3 | 5 | 9 | 4 | 166 | 14 |
| 1990 |  Italia | Capirossi, LorisLoris Capirossi | Honda | 14 | 0 | 3 | 8 | 0 | 182 | 9 |
| 1991 |  Italia | Capirossi, LorisLoris Capirossi | Honda | 13 | 5 | 5 | 12 | 4 | 200 | 19 |
| 1992 |  Italia | Gramigni, AlessandroAlessandro Gramigni | Aprilia | 13 | 3 | 2 | 7 | 0 | 134 | 16 |
| 1993 |  Jerman | Raudies, DirkDirk Raudies | Honda | 14 | 6 | 9 | 11 | 3 | 280 | 14 |
| 1994 |  Jepang | Sakata, KazutoKazuto Sakata | Aprilia | 14 | 7 | 4 | 8 | 4 | 224 | 30 |
| 1995 |  Jepang | Aoki, HaruchikaHaruchika Aoki | Honda | 13 | 3 | 7 | 9 | 2 | 224 | 84 |
| 1996 |  Jepang | Aoki, HaruchikaHaruchika Aoki | Honda | 15 | 3 | 2 | 9 | 3 | 220 | 9 |
| 1997 |  Italia | Rossi, ValentinoValentino Rossi | Aprilia | 15 | 4 | 11 | 13 | 7 | 321 | 83 |
| 1998 |  Jepang | Sakata, KazutoKazuto Sakata | Aprilia | 14 | 4 | 4 | 6 | 2 | 229 | 12 |
| 1999 |  Spanyol | Alzamora, EmilioEmilio Alzamora | Honda | 16 | 0 | 0 | 10 | 3 | 227 | 1 |
| 2000 |  Italia | Locatelli, RobertoRoberto Locatelli | Aprilia | 16 | 9 | 5 | 8 | 5 | 230 | 13 |
| 2001 |   San Marino | Poggiali, ManuelManuel Poggiali | Gilera | 16 | 2 | 3 | 11 | 0 | 241 | 9 |
| 2002 |  Prancis | Vincent, ArnaudArnaud Vincent | Aprilia | 16 | 2 | 5 | 10 | 0 | 273 | 19 |
| 2003 |  Spanyol | Pedrosa, DaniDani Pedrosa | Honda | 16 | 3 | 5 | 6 | 3 | 223 | 57 |
| 2004 |  Italia | Dovizioso, AndreaAndrea Dovizioso | Honda | 16 | 8 | 4 | 11 | 3 | 293 | 91 |
| 2005 |  Swiss | Lüthi, ThomasThomas Lüthi | Honda | 16 | 5 | 4 | 8 | 1 | 242 | 5 |
| 2006 |  Spanyol | Bautista, ÁlvaroÁlvaro Bautista | Aprilia | 16 | 8 | 8 | 14 | 7 | 338 | 76 |
| 2007 |  Hungaria | Talmácsi, GáborGábor Talmácsi | Aprilia | 17 | 5 | 3 | 10 | 6 | 282 | 5 |
| 2008 |  Prancis | Di Meglio, MikeMike Di Meglio | Derbi | 17 | 2 | 4 | 9 | 4 | 264 | 39 |
| 2009 |  Spanyol | Simón, JuliánJulián Simón | Aprilia | 16 | 7 | 7 | 12 | 7 | 289 | 65.5 |
| 2010 |  Spanyol | Márquez, MarcMarc Márquez | Derbi | 17 | 12 | 10 | 12 | 7 | 310 | 14 |
| 2011 |  Spanyol | Terol, NicolásNicolás Terol | Aprilia | 17 | 7 | 8 | 11 | 4 | 302 | 40 |
| 2012 |  Jerman | Cortese, SandroSandro Cortese | KTM | 17 | 7 | 5 | 15 | 4 | 325 | 109 |
| 2013 |  Spanyol | Viñales, MaverickMaverick Viñales | KTM | 17 | 2 | 3 | 15 | 3 | 323 | 12 |
| 2014 |  Spanyol | Márquez, ÁlexÁlex Márquez | Honda | 18 | 3 | 3 | 10 | 3 | 278 | 2 |
| 2015 |  Britania Raya | Kent, DannyDanny Kent | Honda | 18 | 5 | 6 | 9 | 3 | 260 | 6 |
| 2016 |  Afrika Selatan | Binder, BradBrad Binder | KTM | 18 | 6 | 7 | 14 | 3 | 319 | 142 |
| 2017 |  Spanyol | Mir, JoanJoan Mir | Honda | 18 | 1 | 10 | 13 | 3 | 341 | 93 |
| 2018 |  Spanyol | Martín, JorgeJorge Martín | Honda | 18 | 11 | 7 | 10 | 3 | 260 | 42 |
| 2019 |  Italia | Dalla Porta, LorenzoLorenzo Dalla Porta | Honda | 19 | 1 | 4 | 11 | 1 | 279 | 79 |
| 2020 |  Spanyol | Arenas, AlbertAlbert Arenas | KTM | 15 | 0 | 3 | 5 | 1 | 174 | 4 |
| 2021 |  Spanyol | Acosta, PedroPedro Acosta | KTM | 11 | 0 | 5 | 6 | 1 | 196 | 41 |
| 2022 |  Spanyol | Guevara, IzanIzan Guevara | Gasgas | 20 | 7 | 4 | 10 | 2 | 319 | 62 |