- Anderson, G. Early1
- Anderson, James1
- Anderson, Jim1
- Anderson, Jon, 1944-1
- Anderson, Marian, 1897-19932
- Anderson, Ronald, 1934-5
- Anderson, Ruth, 1928-20191
- Anderson, Ruth, 1953-1
- Angerer, Paul, 1927-20171
- Anhalt, István2
- Anshe Chesed Congregation (Cleveland, Ohio)1
- Antheil, George, 1900-19592
- Antonini, Alfredo2
- Antoniou, Theodore, 1935-20181
- Apaydın, Pertev, 1929-20211
- Appleton, Jon H., 1939-20222
- Aragon, 1897-19821
- Ardévol, José, 1911-19811
- Arel, B ulent, 1919-19902
- Arel, Bülent, 1919-19903
- Arel, Bülent, 1919-199028
- Argerich, Martha, 1941-1
- Ariadne String Quartet1
- Arnell, Richard, 1917-20091
- Arnold, Juliette1
- Arthuys, Philippe2
- Ascher, Kenny2
- Ashbery, John, 1927-20171
- Asher, Christina3
- Asin, Nadine1
- Assail, Peter1
- Asuar, José Vicente, 1933-1
- Atkins, John (Pianist)1
- Auber, D. F. E. (Daniel François Esprit), 1782-18713
- Auchter, Norma Holmes, 1922-1
- Audio Engineering Society1
- Austin, Larry1
- Austin, Warren Robinson, 1877-19621
- Auzin, Norma1
- Avallon1
- Avins, Styra1
- Avni, Tzvi, 1927-1
- Avshalomov, Jacob, 1919-20133
- Aykal, Gürer, 1942-2
- Azmon, Shmuel1
- B-iĭ, L., 1896-19531
- BBC Radio 31
- BBC Radio Merseyside1
- Babbitt, Milton, 1916-201183
- Bach, Johann Christian, 1735-17821
- Bach, Johann Sebastian, 1685-175017
- Bachmann, Ingeborg, 1926-19731
- Bacon, Ernst, 1898-19901
- Bader, Yvette23
- Badings, Henk, 1907-19877
- Baez, Joan1
- Bagger, Louis3
- Baker, Israel1
- Baker, John, 1911-1
- Baksa, Robert F1