| Anúna | 0 | 0 |
| Anže Rozman | 0 | 0 |
| Aoife Ní Bhriain | 0 | 0 |
| Aoife O’Donovan | 0 | 0 |
| Apache | 0 | 0 |
| Apartment 213 | 0 | 0 |
| Apartment House | 0 | 0 |
| Apartment9 | 0 | 0 |
| Apathy | 0 | 0 |
| Aperto Piano Quartet | 0 | 0 |
| Aphex Twin | 0 | 0 |
| Aphir | 0 | 0 |
| Apocalypse | 0 | 0 |
| Apocalyptica | 10 | 0 |
| Apolline Raï-Westphal | 2 | 0 |
| Apollo Brown | 0 | 0 |
| Apollo Chamber Ensemble | 0 | 0 |
| Apollo Granforte | 1 | 0 |
| Apollo5 | 11 | 0 |
| Apollon Ensemble | 0 | 0 |
| Apollon Musagète Quartett | 2 | 0 |
| Apollon Quartet | 0 | 0 |
| Apollo’s Fire | 20 | 0 |
| Apparat | 8 | 0 |
| Appendix Out | 3 | 0 |
| Applecore | 0 | 0 |
| Applefish | 0 | 0 |
| April + VISTA | 3 | 0 |
| April Art | 0 | 0 |
| April Cantelo | 5 | 0 |
| April Fredrick | 2 | 0 |
| Aprile Millo | 3 | 0 |
| Apt. Q-258 | 0 | 0 |
| Aqrxvst | 0 | 0 |
| AquaBlu FM | 0 | 0 |
| Aquarela Carioca | 0 | 0 |
| Aquarelle Guitar Quartet | 0 | 0 |
| Aquarian Jugs | 0 | 0 |
| Aquarius | 2 | 0 |
| Aquarius | 0 | 0 |
| Aqueous | 0 | 0 |
| Aquiles Delle Vigne | 2 | 0 |
| Aquiles Machado | 2 | 0 |
| Aquinas Piano Trio | 0 | 0 |
| Ara Malikian | 0 | 0 |
| Arabella Steinbacher | 21 | 0 |
| Arabella String Quartet | 0 | 0 |
| Arabesk | 1 | 0 |
| Arabs in Aspic | 0 | 0 |
| Aradia Chorus | 0 | 0 |
| Aradia Ensemble | 20 | 0 |
| Aragulino | 0 | 0 |
| Aram Shelton | 0 | 0 |
| Aranos | 0 | 0 |
| Arantza Ezenarro | 0 | 0 |
| Arash | 3 | 0 |
| Arash Rokni | 1 | 0 |
| Arash Safaian | 0 | 0 |
| Arat Kilo | 5 | 0 |
| Arbe Garbe | 0 | 0 |
| Arbee Stidham | 0 | 0 |
| Arben Spahiu | 0 | 0 |
| Arbor Piano Trio | 0 | 0 |
| Arborist | 0 | 0 |
| Arc1te | 0 | 0 |
| Arcade High | 0 | 0 |
| Arcadi Volodos | 8 | 0 |
| Arcadia | 0 | 0 |
| Arcadia Quartet | 0 | 0 |
| Arcadian Academy | 4 | 0 |
| Arcadio Baracchi | 0 | 0 |
| Arcado String Trio | 0 | 0 |
| Arcana | 0 | 0 |
| Arcane | 0 | 0 |
| Arcane | 0 | 0 |
| Arcane Device | 0 | 0 |
| Arcane Trickster | 0 | 0 |
| Arcangelo | 29 | 0 |
| Arcangelo Califano | 1 | 0 |
| Arcangelo Carbotti | 0 | 0 |
| Arcanto Quartett | 0 | 0 |
| Arcanum Ensemble | 1 | 0 |
| Arcanum Sanctum | 0 | 0 |
| Archaeus Quartet | 0 | 0 |
| Archaic Blood | 0 | 0 |
| Archduke Rudolph of Austria | 0 | 0 |
| Archgoat | 0 | 0 |
| Archie Buchanan | 0 | 0 |
| Archie Camden | 0 | 0 |
| Archie Lee | 1 | 0 |
| Archie Lee Hooker | 0 | 0 |
| Archimusic | 0 | 0 |
| Architect | 0 | 0 |
| Architect of Seth | 0 | 0 |
| Architecture in Tokyo | 0 | 0 |
| Architeuthis Walks on Land | 0 | 0 |
| Archive | 0 | 0 |
| Archy Marshall | 1 | 0 |
| Arcis Hornquartett | 0 | 0 |
| Arcis Saxophon Quartett | 0 | 0 |