List of Grand Prix motorcycle racers: A

Name	Seasons	Championships	MotoGP Wins	500cc Wins	350cc Wins	Moto2 Wins	250cc Wins	Moto3 Wins	125cc Wins	80cc Wins	50cc Wins
Norick Abe	1994-2004	0	0	3	0	0	0	0	0	0	0
Hubert Abold	1984, 1986-1989	0	0	0	0	0	0	0	0	0	0
Karel Abraham	2006-	0	0	0	0	0	1	0	0	0	0
Brian Adams	1970	0	0	0	0	0	0	0	0	0	0
Dominique Aegerter	2006-	0	0	0	0	1	0	0	0	0	0
Kenni Aggerholm	2006	0	0	0	0	0	0	0	0	0	0
Duilio Agostini	1953-1955	0	0	0	1	0	0	0	0	0	0
Felice Agostini	1975, 1978	0	0	0	0	0	0	0	0	0	0
Giacomo Agostini	1964-1977	15 500cc - 1966-1972, 1975 350cc - 1968-1974	0	68	54	0	0	0	0	0	0
Jack Ahearn	1954-1955, 1963-1966	0	0	1	0	0	0	0	0	0	0
Niklas Ajo	2010-	0	0	0	0	0	0	0	0	0	0
Mitsuo Akamatsu	1967	0	0	0	0	0	0	0	0	0	0
Takashi Akita	1998	0	0	0	0	0	0	0	0	0	0
Kousuke Akiyoshi	2006-2008, 2010-2011	0	0	0	0	0	0	0	0	0	0
Raffaele Alberti	1950-1951	0	0	0	0	0	0	0	0	0	0
Josef Albisser	1953	0	0	0	0	0	0	0	0	0	0
Pierluigi Aldrovandi	1982-1983	0	0	0	0	0	0	0	0	0	0
Alejandro Aleman	1978	0	0	0	0	0	0	0	0	0	0
Eduardo Aleman	1977-1978, 1982	0	0	0	0	0	0	0	0	0	0
Jaime Alguersuari, Sr.	1973, 1975	0	0	0	0	0	0	0	0	0	0
Julien Allemand	1998-2000	0	0	0	0	0	0	0	0	0	0
Dick Allen	1964	0	0	0	0	0	0	0	0	0	0
Rudy Allison	1954	0	0	0	0	0	0	0	0	0	0
Florian Alt	2013	0	0	0	0	0	0	0	0	0	0
Pedro Alvarez	1968	0	0	0	0	0	0	0	0	0	0
Luis Alvaro	1989, 1991	0	0	0	0	0	0	0	0	0	0
Emilio Alzamora	1994-2003	1 125cc - 1999	0	0	0	0	0	0	4	0	0
Nasser Al Malki	2011-2012	0	0	0	0	0	0	0	0	0	0
Mashel Al Naimi	2010-2011, 2014	0	0	0	0	0	0	0	0	0	0
Kunihiro Amano	1994	0	0	0	0	0	0	0	0	0	0
Luca Amato	2012-2013	0	0	0	0	0	0	0	0	0	0
Daniel Amatriain	1988-1989	0	0	0	0	0	0	0	0	0	0
Dario Ambrosini	1949-1951	1 250cc - 1950	0	0	0	0	5	0	0	0	0
Ray Amm	1952-1954	0	0	3	4	0	0	0	0	0	0
Luigi Ancona	1993, 1995-1996	0	0	0	0	0	0	0	0	0	0
Bob Anderson	1958-1960	0	0	0	0	0	0	0	0	0	0
Chris Anderson	1963, 1966	0	0	0	0	0	0	0	0	0	0
Fergus Anderson	1949-1951	2 350cc - 1953, 1954	0	2	7	0	3	0	0	0	0
Hugh Anderson	1960-1966	4 125cc - 1963, 1965 50cc - 1963-1964	0	0	0	0	0	0	16	0	8
John Anderson	1958	0	0	0	0	0	0	0	0	0	0
Syl Anderton	1949-1952	0	0	0	0	0	0	0	0	0	0
Kent Andersson	1966, 1968-1975	2 125cc - 1973-1974	0	0	0	0	4	0	14	0	0
Alessandro Andreozzi	2011-2012	0	0	0	0	0	0	0	0	0	0
George Andrews	1950, 1957	0	0	0	0	0	0	0	0	0	0
Luigi Anelli	1970, 1972	0	0	0	0	0	0	0	0	0	0
Marcel Ankone	1972-1973, 1975-1976	0	0	0	0	0	0	0	0	0	0
Hans-Georg Anscheidt	1962-1968	3 50cc - 1966-1968	0	0	0	0	0	0	0	0	14
Niccolò Antonelli	2012-	0	0	0	0	0	0	0	0	0	0
Alessandro Antonello	1996	0	0	0	0	0	0	0	0	0	0
Haruchika Aoki	1993-1999, 2001-2002	2 125cc - 1995-1996	0	0	0	0	0	0	9	0	0
Nobuatsu Aoki	1990-2000, 2002-2004, 2008	0	0	0	0	0	1	0	0	0	0
Takuma Aoki	1993-1995, 1997	0	0	0	0	0	0	0	0	0	0
Hiroshi Aoyama	2000-	1 250cc - 2009	0	0	0	0	9	0	0	0	0
Shuhei Aoyama	2002, 2004, 2006	0	0	0	0	0	0	0	0	0	0
Bram Appelo	2006	0	0	0	0	0	0	0	0	0	0
Andre Luc Appietto	1969-1970, 1973	0	0	0	0	0	0	0	0	0	0
Robin Appleyard	1988-1990	0	0	0	0	0	0	0	0	0	0
Junya Arai	1989	0	0	0	0	0	0	0	0	0	0
Toshiyuki Arakaki	1991-1993, 1995-1996	0	0	0	0	0	0	0	0	0	0
Fernando Aranda	1951	0	0	0	0	0	0	0	0	0	0
Takeishi Araoka	1972	0	0	0	0	0	0	0	0	0	0
Adrian Araujo	2000-2001	0	0	0	0	0	0	0	0	0	0
Gilbert Argo	1969	0	0	0	0	0	0	0	0	0	0
Daniel Arcas	2008-2009	0	0	0	0	0	0	0	0	0	0
Christophe Arciero	2013	0	0	0	0	0	0	0	0	0	0
Manuel Arias	1975	0	0	0	0	0	0	0	0	0	0
Ken Armstrong	1970	0	0	0	0	0	0	0	0	0	0
Reg Armstrong	1949-1956	0	0	4	1	0	2	0	0	0	0
Arciso Artesiani	1949-1951	0	0	0	0	0	0	0	0	0	0
Sandro Artusi	1956	0	0	0	0	0	0	0	0	0	0
Javier Arumi	1988-1989	0	0	0	0	0	0	0	0	0	0
Sadao Asami	1978-1981	0	0	0	0	0	0	0	0	0	0
Giuseppe Ascareggi	1980-1985, 1987-1989	0	0	0	0	0	0	0	0	0	0
Franz Aschenbrenner	2005-2006	0	0	0	0	0	0	0	0	0	0
Stuart Aspin	1969	0	0	0	0	0	0	0	0	0	0
Len Atlee	1966	0	0	0	0	0	0	0	0	0	0
Pierre Audry	1975-1976	0	0	0	0	0	0	0	0	0	0
Karl Auer	1969-1972, 1974-1977	0	0	0	0	0	0	0	0	0	0
August Auinger	1978-1989	0	0	0	0	0	0	0	5	0	0
Jean Auréal	1969-1970	0	0	0	0	0	0	0	1	0	0
Josef Autengruber	1958	0	0	0	0	0	0	0	0	0	0
Stu Avant	1976, 1981-1982	0	0	0	0	0	0	0	0	0	0
Rex Avery	1961-1962, 1964-1965, 1967	0	0	0	0	0	0	0	0	0	0
Hafiq Azmi	2013-	0	0	0	0	0	0	0	0	0	0
Masao Azuma	1996-2003	0	0	0	0	0	0	0	10	0	0