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| 1 | Aaron Copland | Man | 1900 Nov 14 | New York City, New York / USA | 1990 Dec 2 | Sleepy Hollow, New York / USA | | | |
| 2 | Aaron Neville | Man | 1941 Jan 24 | New Orleans, Louisiana / USA | | | | | |
| 3 | Abdullah Ibrahim | Man | 1934 Oct 9 | Cape Town, South Africa | | | 3 | 1986 | 2013 |
| 4 | Abijah | Man | | Kingston, Jamaica | | | | | |
| 5 | Achiulf | Man | 270 | Ukraine | | | | | |
| 6 | Adalbert I of Ivrea | Man | | | 929 Feb | | | | |
| 7 | Adam De La Halle | Man | 1245 | France | 1287 | Naples, Italy | | | |
| 8 | Adewale Ayuba | Man | 1966 May 6 | Nigeria | | | | | |
| 9 | Adrian Willaert | Man | 1490 | Rumbeke, Netherlands | 1562 Dec 7 | Venice, Italy | | | |
| 10 | Agatha Christie | Woman | 1890 Sep 15 | Torquay, England | 1976 Jan 12 | Winterbrook, England | | | |
| 11 | Ahmad Jamal | Man | 1930 Jul 2 | Pittsburgh, Pennsylvania / USA | 2023 Apr 16 | Massachusetts / USA | | | |
| 12 | Airto Moreira | Man | 1941 Aug 5 | Itaiópolis, Brazil | | | | | |
| 13 | Al DiMeola | Man | 1954 Jul 22 | Jersey City, New Jersey / USA | | | | | |
| 14 | Al Foster | Man | 1943 Jan 18 | Richmond, Virginia / USA | | | | | |
| 15 | Al Green | Man | 1946 Apr 13 | Forrest City, Virginia / USA | | | 8 | 1967 | 2021 |
| 16 | Alan Hovhaness | Man | 1911 Mar 8 | Somerville, Massachusetts / USA | 2000 Jun 21 | Seattle, Washington / USA | | | |
| 17 | Alban Berg | Man | 1885 Feb 9 | Vienna, Austria | 1935 Dec 24 | Vienna, Austria | | | |
| 18 | Albert Ammons | Man | 1907 Mar 1 | Chicago, Illinois / USA | 1949 Dec 2 | Chicago, Illinois / USA | 1 | 1983 | 1983 |
| 19 | Albert Ayler | Man | 1936 Jul 13 | Cleveland, Ohio / USA | 1970 Nov 25 | New York City, New York / USA | 1 | 1967 | 1967 |
| 20 | Albert Dietrich | Man | 1829 Aug 28 | Germany | 1908 Nov 20 | Berlin, Germany | | | |
| 21 | Albofledis | Woman | | | 500 | | | | |
| 22 | Alborosie | Man | 1977 Jul 4 | Marsala, Italy | | | 1 | 2017 | 2017 |
| 23 | Alent le Vinier | Man | | | | | | | |
| 24 | Alessandro Scarlatti | Man | 1660 May 2 | Italy | 1725 Oct 24 | Naples, Italy | | | |
| 25 | Alessandro Toeschi | Man | 1700 | Italy | 1758 | | | | |
| 26 | Alex Riel | Man | 1940 Sep 13 | Copenhagen, Denmark | | | | | |
| 27 | Alexander Scriabin | Man | 1871 Jan 6 | Moscow, Russian Federation | 1915 Apr 27 | Moscow, Russian Federation | | | |
| 28 | Alfonso Ferrabosco I | Man | 1543 Jan 18 | Italy | 1588 Aug 12 | Bologna, Italy | | | |
| 29 | Alfonso Ferrabosco II | Man | 1575 | London, Italy | 1628 Mar | England | | | |
| 30 | Alfredo Catalani | Man | 1854 Jun 19 | Lucca, Italy | 1893 Aug 7 | Milan, Italy | | | |
| 31 | Ali Farka Touré | Man | 1939 Oct 31 | Timbuktu, Mali | 2006 Mar 6 | Bamako, Mali | | | |
| 32 | Alice Coltrane | Woman | 1937 Aug 27 | Detroit, Michigan / USA | 2007 Jan 12 | Los Angeles, California / USA | 4 | 1968 | 1971 |
| 33 | Alioune Mbaye Nder | Man | 1969 Apr 28 | Dakar, Senegal | | | | | |
| 34 | Allan Holdsworth | Man | 1946 Aug 6 | Bradford, England | 2018 Apr 15 | Vista, California / USA | 5 | 1983 | 2001 |
| 35 | Allen Toussaint | Man | 1938 Jan 14 | New Orleans, Louisiana / USA | 2015 Nov 10 | Madrid, Spain | | | |
| 36 | Alonso Mudarra | Man | 1510 | Spain | 1580 Apr 1 | Seville, Spain | | | |
| 37 | Alphonse Mouzon | Man | 1948 Nov 21 | Charleston, South Carolina / USA | 2016 Dec 25 | Los Angeles, California / USA | 1 | 1978 | 1978 |
| 38 | Amadeus of Oscheret | Man | 790 | | 867 | Metz, France | | | |
| 39 | Amala | Man | | | | | | | |
| 40 | Amalaberga | Woman | | | | | | | |
| 41 | Amalafrid | Man | | | | | | | |
| 42 | Amalafrida | Woman | 523 | | | | | | |
| 43 | Amalasuintha | Woman | 495 | | 534 Apr | | | | |
| 44 | Amilcare Ponchielli | Man | 1834 Aug 31 | Italy | 1886 Jan 16 | Milan, Italy | | | |
| 45 | Andrew Lloyd Webber | Man | 1948 Mar 22 | London, England | | | | | |
| 46 | André Campra | Man | 1660 Dec 4 | Aix-en-Provence, France | 1744 Jun 29 | Versailles, France | | | |
| 47 | André Previn | Man | 1929 Apr 6 | Berlin, Germany | 2019 Feb 28 | New York City, New York / USA | | | |
| 48 | Anna Karoline Philippine Bach | Woman | 1747 Sep 4 | | 1804 Aug 2 | | | | |
| 49 | Anna Magdalena Bach | Woman | 1701 Sep 22 | Zeitz, Germany | 1760 Feb 22 | Leipzig, Germany | | | |
| 50 | Anna Martha Schneider | Woman | | | | | | | |
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