| Ahlert, Fred | 1914 - 1942 | 357 | composer, songwriter, piano, arranger | |
| Aieta, Anselmo | 1920 - 1937 | 25 | composer, songwriter | |
| Aliaga, C. | 1928 | 2 | composer | |
| Aliaga, Orestes | 1927 - 1928 | 3 | composer | |
| Aljovin, Max Morales | 1930 | 9 | composer | |
| Allin, Norman | 1917 - 1923 | 19 | bass vocal | |
| Aloma, F. | 1927 | 1 | composer | |
| Alomía Robles, Daniel | 1917 - 1929 | 39 | leader, composer, arranger | |
| Alonso, Francisco | 1916 - 1950 | 19 | composer | |
| Alvarez, Fausto | 1928 - 1931 | 31 | vocalist | |
| Amichatis | 1926 - 1927 | 3 | songwriter, lyricist | |
| Amoroso, Cynthia | 1928 | 1 | composer | |
| Añez, Jorge | 1914 - 1933 | 221 | baritone vocal, guitar, composer, director, arranger, tiple, leader, lyricist, speaker | |
| Angel, Salvador | 1930 | 1 | songwriter | |
| Arcos, Pilar | 1920 - 1933 | 392 | soprano vocal, vocalist, speaker | |
| Arlen, Harold | 1925 - 1954 | 233 | composer, tenor vocal, arranger, lyricist, piano, songwriter | |
| Armayor, Federico | 1926 | 1 | composer | |
| Armstrong, Louis | 1923 - 1969 | 730 | trumpet, vocalist, leader, cornet, composer, speaker, songwriter, lyricist | |
| Avilés, Adolfo R. | 1922 - 1936 | 17 | composer | |
| Aylward, Florence | 1905 - 1930 | 24 | composer | |
| Azagra, José R. de | 1925 - 1933 | 10 | composer, lyricist | |
| Azpiazu, Don | 1923 - 1934 | 18 | director, composer, claves, songwriter | |
| Bach, Johann Sebastian | 1904 - 1945 | 497 | composer, arranger | |
| Bada, José Manuel | 1926 - 1933 | 4 | composer | |
| Baer, Abel | 1921 - 1942 | 293 | composer, songwriter, piano, lyricist | |
| Banda Municipal | 1911 - 1930 | 72 | Musical group | |
| Barajas, Manuel | 1928 - 1934 | 11 | composer, arranger | |
| Barbat, Josefina | 1927 - 1929 | 6 | composer | |
| Barrie, G. del | 1927 | 1 | composer | |
| Barta, Luis | 1918 - 1931 | 5 | composer | |
| Bassi, Arturo de | 1910 - 1949 | 21 | composer, songwriter | |
| Bates, Thorpe | 1911 - 1924 | 35 | baritone vocal | |
| Battistella, Mario | 1926 - 1940 | 21 | lyricist, composer, songwriter | |
| Beethoven, Ludwig van | 1902 - 1941 | 792 | composer | |
| Beltri, Ricardo | 1928 | 2 | composer | |
| Benlloch, Julian | 1927 - 1932 | 3 | composer | |
| Berlin, Irving | 1909 - 1953 | 1553 | composer, lyricist, songwriter, vocalist | |
| Berliner Philharmoniker | 1926 - 1931 | 64 | Musical group | |
| Bernard, Al | 1911 - 1930 | 365 | baritone vocal, composer, lyricist, songwriter, author, speaker, yodeling, leader, arranger | |
| Berto, Augusto Pedro | 1917 - 1936 | 65 | composer, leader, arranger | |
| Bilbao, Germán | 1923 - 1928 | 12 | composer | |
| Bohr, José | 1925 - 1938 | 108 | tenor vocal, composer, leader, songwriter, translator, arranger, director, lyricist | |
| Boixader, Narciso Fernández | 1926 - 1929 | 5 | composer, lyricist | |
| Bonanova, Fortunio | 1925 - 1935 | 59 | baritone vocal, composer, lyricist | |
| Brahms, Johannes | 1901 - 1950 | 490 | composer, arranger | |
| Brailowsky, Alexander | 1928 - 1938 | 39 | piano | |
| Braun, Lester | 1941 - 1950 | 64 | string bass | |
| Briceño, Alcides | 1919 - 1936 | 265 | tenor vocal, speaker, composer | |
| Bridge, Frank | 1915 - 1939 | 16 | composer, arranger | |
| Britt, Addy | 1923 - 1939 | 86 | lyricist, composer, songwriter | |
