Aaber, Jonathan Aamot, Kirk Aaronson, Sharon Abate, Roco ABBA Abbado, Marcello Abbado, Michelangelo Abe, Keiko Abel, Karl Friedrich Abell, Usher Abene, Michael Abercrombie, John Abernathy, Lee Roy Abgarjan, Thoralf Abloniz, Miguel Abols, Juris Ábrahám Márta Ábrahám Pál Abraham, Gerald Abrahams, Frank Abrams, Lester Abrams, Rita Abril, Anton Garcia Abrudbányay Zoltán AC/DC Accetta, Aaron Accolay, Jean-Baptiste Acevedo, Mario Garcia Acker, Dieter Acker, Heinz Adair, Yvonne Ádám Jenő Adam, Adolphe Adam, Adolphe Charles Adam, Stephan Adamo, Mark Adams, Brant Adams, Bryan Adams, David Adams, George Adams, John Adams, Jonathan Adams, Lee Adams, Nathaniel Adams, Robert Adams, Sally Adams, Stephen Adamska, Zofia Adamson, Harold Adderley, ''Cannonball'' Julian Edwin Addison, Richard Addrisi, Donald Addrisi, Richard Adelung, Wolfgang Ader, Bernhard Ades, Hawley Ades, Thomas Adkins, Adele Adkins, James Adler, Richard Adler, Samuel Adlington, Robert Adolphe, Bruce Adorján Ilona Adorno, Theodor Adorno, Theodor Wiesengrund Adu, Sade Aerni, Heinrich AEROSMITH Afanasieff, W. African-American Spiritual Agawu, Kofi Agay, Denes Agócsy László Agostini, Dante Agresta, Ralph Agricola, Johann Friedrich Aguado, Dionisio Aguilar, Jose Aguilera, Christina Aguirre, Julian Ahlert, Fred E. Ahlgren, Angela K. Ahrend, Thomas Ahrens, Joseph Ahrens, Lynn Ahrens, Sieglinde Aichinger, Gregor Ailor, Jim Ainger, Michael Aitchison, Charlotte Akers, Doris Akey, Douglas Akoschky, Judith Alabiev, Alexander Alain, Jehan Alandia, Edgar Alarcón, Luis Serrano Alard, Jean-Delphin Albam, Manny Albanesi, Carlo Albéniz, Isaac Albert, Eugen d' Albert, Morris Albinoni, Tomaso Albrecht, Christoph Albrecht, Sally K. Albrechtsberger, Johann Georg Albright, William Albritton, Anne Alcala, Alberto Alcántara, Clemens Alcantara, Pedro de Alden, Jane Aldridge, Robert Livingstone Aldrovandini, G. A. V. Aledort, Andy Alemann Alessandri, Giuseppe Alessi, Joespeh Alexander, Allan Alexander, Cecil Alexander, Dennis Alexander, James Alexander, Jessi Alexander, John Alexander, Lowell Alexander, Tim Alfano, Franco Alfassy, Leo Alford, Harold Alford, Kenneth J. Alford, Shannon Allaway, Ben Alldis, Dominic Allee, Steve Allegri, Gregorio Allegri, Lorenzo Allen, Charles Allen, Chester Allen, Chris Allen, David Allen, Dennis Allen, George N. Allen, Lily Allen, Michael Allen, Robert Allen, Steve Allen, Sylvester Allen, Tom Allen, Tony Allende, Mario Allende-Blin, Juan Alley, Gail Lewis Allison, Jean Allister, Jean Allitsen, Frances Allman Brothers Allman, Sheldon Allorto, Riccardo Allstrom, Mark Alltisen Almeida, Henrique C. De Aloyse Alstrom, Edward Alt, Bernhard Altenburg, Michael ALTER BRIDGE Altheuser, Robert Althouse, Jay Altman, Arthur Altnikol, Johann Christoph Alton, Edwin H. Altrogge, Mark Altschuler, Glenn C. Aluoch, Vivian Alvarez, Alonso Antonio Alvin, Juliette Alwes, Chester L. Amandi, Elisabeth Ambros Ambrosi, Alearco Ambrosini, Claudio Ameen, Rob Amelotti, Marco Áment F. Lukács American Graff Ames, Roger Amirov, F. Ammann, Dieter Ammann, Domenica Amner, John Amon, Johannes Andreas Amorosi, Vanessa Amos, Tori Amram, David Amy, Gilbert Ana R. Alonso-Minutti Anastacia Anchieta, Juan de Ancillotti, Mario Ande Rand Anders, Adam Andersen, Joachim Andersen, Karl Joachim Anderson, Adrienne Anderson, Chris Anderson, Gerald E. Anderson, Jared Anderson, Julian Anderson, Leroy Anderson, Muriel Anderson, Steve Anderson, Tom Anderson-Lopez, Kristen Andersson, Benny Andorka Péter Andre, Fabian André, Fabrizio De André, Mark Andreasson, Per Andreoni Andreoni, C. Andreozzi, Gaetano Andres Andres, Bernard Andress, Tuck Andrew, Kerry Andrews Andrews, Doug Andrews, Douglas Andrews, Jason Andrews, Mark Andrews, Michael Anerio, Felice Anesa, Maurizio Anfossi, Pasquale Angebranndt, Betsy Jo Angell Anger, Darol Angerhöfer, Günter Angerman, David Angermann Anglea, Peter Angster József Anido, Maria Animuccia, Giovanni Anka, Paul Anonymous Anonymus (ca. 1730) Anonymus (früher J.S. Bach zugeschrieben) Ansorge, Peter Antalffy-Zsiross Dezső Antognini, Ivo Antokoletz, Elliott Anton, Matthias Antonioni, Francesco Antoniou, Theodore Antonoff, Jack Anzaghi, Luigi Oreste Anzoletti, Marco Apel, Willi Aperghis, Georges Apitz Apparailly, Yves Appell, Dave Appermont, Bert Appice, Carmine Apple, Fiona Applebaum, Robert Appleby, Amy Appleby, William Appleman, Rich Aprea, Tito Apreda, Adolfo Arabian-Tini, April Arakawa, Yoichi Aralla, Paolo Arata, Paolo Arban, Jean-Baptiste Arban, Jose Arcadelt, Ja Arcadelt, Jacob Arcadelt, Jacques Arch, Gwyn Archer, David Archer, Hal Archer, Malcolm Archibeque, Charlene Archontis, Aristeidis Arco, T. Arditi, Luigi Arditti, Irvine Arenas, Mario Rodriguez Arens, Barbara Arensky, Anton Stepanovich Ares, Rob Aretz, Isabel Ari-Bencses Anikó Arias, Luis Arienta, Sonia Ariosti, Attilio Arizaga, Rodolfo Arkin, Eddie Arlen, Harold Armato, Ben Armbruster, Richard Armer, Andy Armstrong Joe, Billie Armstrong, Craig Armstrong, Kit Armstrong, Lillian Hardin Armstrong, Louis Armstrong, Matthew Arnaud, Jean-Michel Arne, Michael Arnie, Berle Arnold, Billy Boy Arnold, David Arnold, Jay Arnold, Johann Arnold, Malcolm Arodin, Sidney Arolas, Eduardo Aronoff, Frances Webber Aroutiounian, Alexandre Aroztegui, Manuel Arrieu, Claude Arrigo, Girolamo Artman, Ruth Arvanitas, Georges Arvola, Marja Arx, Victoria A. von Aschan, Peter Jonsson Aschauer, Mario Ascher, Kenneth L. ASH Ashbrook, Karen Ashbrook, William Ashcroft, Richard Ashdown, Franklin Ashford, Nickolas Ashley, Carl Ashley, Martin Ashman, Howard Ashton, Adrian Ashton, Bob B. Ashton, David Askin, Ali N. Aspaas, Christopher Asriel, André Assad, Peter Assersohn, Ian Assisi, Francis Of Aston, Michael Aston, Peter Asturias, Rodrigo Athlete Atkins, Chet Atkinson, Charles M. Atkinson, Sandra Lyle Attaingnant, Pierre Attaway, William Atterberg, Kurt Attwood, Ben Attwood, Thomas Atwood, Michael D. Auber, Daniel-Francois-Esprit Aubert, L. Aubert, Louis Aubry, René Auden, Wystan Hugh Auer, Leopold Auer, Leopold (Auer Lipót) Auerbach, Rainer Augustinas, Vaclovas Aulio, Maxime Auric, Georges Aurora, Luz De Austin, Billy Austin, Mark Austrina Autores, V. Autry, Gene Averre, Dick Avicii Avins, Styra Avison, Charles Avsenik, Slavko Axelrod, John Axton, Barbara Axton, Hoyt Ayala, Ramon Ayres, Braeden Ayres, Paul Ayrton, Emmanuelle Aznavour, Charles Azpiazu, José de Azpiazu, Niccolo Paganini José de Azzaiolo, Filippo Azzara, v Azzario, Raffaella Aaron, Michael (composer) Aaronson, Sharon (arranged by) Aas, Tore W. (arranged by) ABBA (composer) Abbing, Jörg (edited by) Abene, Michael (instrumentation by) Abert, Anne Amalie (edited by) Ábrahám Márta (edited by) Abraham, Gerald (edited by) Acciai, Giovanni (arranged by) Ackermann, Peter (edited by) Ács Lajos (transcribed by) Ádám Jenő (words by) Ádám Jenő (edited by) Ádám Jenő (translated by) Ádám Jenő (compiled and edited by) Adams, Greg (instrumentation by) Adams, Sally (edited by) Adams, Sally (arranged by) Aderhold, Werner (edited by) Ades, Hawley (arranged by) Adler, Samuel (instrumentation by) Adorján András (edited by) Adrio, Adam (edited by) Adrovitz István (transcribed by) Adrovitz István (fingerings and instrument technical signs by) Adrovitz István (arrangement and fingering by) Ady Endre (words by) Aebersold, Jamey (edited by) Aeschbacher, Marianne (edited by) Agay, Denes (edited by) Agay, Denes (selected and revised by) Agócsy László (edited by) Agócsy László (compiled by) Agócsy László (edited by) Agócsy László (new edition edited by) Ahrend, Thomas (edited by) Aigner, Thomas (edited by) Aigner-Monarth, Elisabeth (edited by) Alan, Craig (arranged by) Albert, Eugen d' (KA) (arranged by) Albert, Henri (translated by) Alberti, Irene (edited by) Albrecht, Christoph (edited by) Albrecht, Hans (edited by) Albrecht, Sally K. (words by) Albrecht, Sally K. (arranged by) Albrecht, Stefan (edited by) Alessandrini, Rinaldo (edited by) Alexander, Allan (edited by) Alexander, Allan (arranged by) Alexander, Dennis (arranged by) Alfassy, Leo (arranged by) Allen, Michael (instrumentation by) Alley, John (arranged by) Allihn, Ingeborg (edited by) Allmend, Robert (instrumentation by) Allroggen, Gerhard (words by) Allroggen, Gerhard (edited by) Allvood, Ralph (edited by) Allvood, Ralph (selected and edited by) Allwood, Peter (arranged by) Almási S. (words by) Altemark, Joachim (edited by) Altenburg, Detlef (edited by) Althouse, Jay (edited by) Althouse, Jay (arranged by) Althouse, Jay (arranged by) Altmann, Wilhelm (edited by) Altner, Stefan (edited by) Alxinger, Johann Baptist von (translated by) Amano, Masamicz (instrumentation by) Ameln, Konrad (transcribed by) Ameln, Konrad (translated by) Ameln, Konrad (edited by) Amis, Kenneth (instrumentation by) Ander, Owe (edited by) Anders, Adam (instrumentation by) Andersen, Carl (words by) Anderson, Leroy (instrumentation by) André, Johann (arranged by) Andrews, Doug (arranged by) Angerhöfer, Günter (edited by) Angermüller, Rudolph (edited by) Anglea, Peter (arranged by) Anonymous (transcribed by) Anonymous (words by) Anonymus (Da Ponte, Lorenzo?) (words by) Anonymus (nach Carlo Sigismondo Capeci) (words by) Anonymus (nach Nicolo Minato und Silvio Stampiglia) (words by) Anseaume, Louis (words by) Ansorge, Peter (edited by) Antes, Brigitte (words by) Apollinaire, Guillaume (words by) Appermont, Bert (instrumentation by) Applebaum, Samuel (edited by) Appold, Juliette (edited by) Áprily Lajos (words by) Arany János (words by) Arban, Jean-Baptiste (instrumentation by) Arch, Gwyn (arranged by) Arch, Gwyn (transcribed and edited by) Arditti, Irvine (instrumentation by) Arlen, Harold () Arma, Paul (transcribed and edited by) Armstrong, Mark (edited by) Armstrong, Mark (edited by) Armstrong, Mark (arranged by) Arnold, Denis (edited by) Arp, Hans (words by) Arx, Arthur von (edited by) Aschauer, Mario (edited by) Askestad, Einar (words by) Asti, Eugene (edited by) Atovmian, Levon (arranged by) Augsbach, Horst (edited by) Aukschun, Hans-Reinhard (edited by) Auler, Wolfgang (edited by) Austin, Glenda-Baumgartner (arranged by) Autexier, Philippe A. (arranged by) Autexier, Philippe A. (KA) (arranged by) Autreau, Jacques (words by) Azzolini, Sergio (edited by)