| Arcis‐Vocalisten München | 4 | 0 |
| Arckanum | 0 | 0 |
| Arco Baleno | 0 | 0 |
| Arco Ensemble | 0 | 0 |
| Arctic Philharmonic Chamber Orchestra | 0 | 0 |
| Arctic Philharmonic Orchestra | 10 | 0 |
| Arctic Philharmonic Sinfonietta | 0 | 0 |
| Arctic Plateau | 0 | 0 |
| Arctos | 0 | 0 |
| Arda Mandikian | 0 | 0 |
| Arden Jones | 3 | 0 |
| Ardinghello Ensemble | 0 | 0 |
| Ardisia | 0 | 0 |
| Area 10 | 0 | 0 |
| Areal Kollen | 0 | 0 |
| Arensky Trio | 0 | 0 |
| Arensky Trio | 1 | 0 |
| Ares Tavolazzi | 0 | 0 |
| Ares! | 0 | 0 |
| Arete Quartet | 1 | 0 |
| Arethusa Quartet | 0 | 0 |
| Argenis Brito | 0 | 0 |
| Argento | 0 | 0 |
| Argento Chamber Ensemble | 1 | 0 |
| ArgentuM | 0 | 0 |
| Argeo Quadri | 3 | 0 |
| Argo Band | 0 | 0 |
| Argo Chamber Orchestra | 2 | 0 |
| Argov | 0 | 0 |
| Ari Balouzian | 0 | 0 |
| Ari Heinonen | 1 | 0 |
| Ari Hest | 0 | 0 |
| Ari Hoenig | 0 | 0 |
| Ari Lee | 0 | 0 |
| Ari Pelto | 0 | 0 |
| Ari Pulkkinen | 0 | 0 |
| Ari Rasilainen | 34 | 0 |
| Ari Up | 0 | 0 |
| Ari-Pekka Mäenpää | 1 | 0 |
| Aria Lachrimae Consort | 0 | 0 |
| Aria Prayogi | 0 | 0 |
| Aria Rivers | 0 | 0 |
| Ariadne Daskalakis | 0 | 0 |
| Ariadne's Thread | 0 | 0 |
| Ariana DeBose | 0 | 0 |
| Ariane Bonzini | 0 | 0 |
| Ariane Brisson | 1 | 0 |
| Ariane Douguet | 1 | 0 |
| Ariane Granjon | 1 | 0 |
| Ariane Haering | 0 | 0 |
| Ariane Jacob | 1 | 0 |
| Ariane Matiakh | 11 | 0 |
| Ariane Maurette | 3 | 0 |
| Ariane Pfister-Benda | 1 | 0 |
| Arianna Radaelli | 0 | 0 |
| Arianna String Quartet | 0 | 0 |
| Arianna Vendittelli | 5 | 0 |
| Arianna Zukerman | 0 | 0 |
| Aribert Reimann | 23 | 0 |
| Aric Prentice | 0 | 0 |
| Arie Loonstra | 0 | 0 |
| Arie Vardi | 0 | 0 |
| Arie van Beek | 9 | 0 |
| Ariel Abramovich | 0 | 0 |
| Ariel Brínguez | 0 | 0 |
| Ariel Eliaz | 0 | 0 |
| Ariel Engle | 0 | 0 |
| Ariel Lanyi | 2 | 0 |
| Ariel Quartet | 0 | 0 |
| Ariel Ramírez | 17 | 0 |
| Ariel Void | 0 | 0 |
| Ariel Zuckermann | 0 | 0 |
| Arielle Vernède | 0 | 0 |
| Arienski Ensemble | 1 | 0 |
| Ariet | 0 | 0 |
| Arif Məlikov | 0 | 0 |
| Arijit Singh | 1 | 0 |
| Aril Brikha | 0 | 0 |
| Arild Andersen | 42 | 0 |
| Arild String Quartet | 1 | 0 |
| Arin Aksberg | 0 | 0 |
| Arion Ensemble | 3 | 0 |
| Arion Ensemble | 3 | 0 |
| Arion Orchestre Baroque | 8 | 0 |
| Arion Trio | 0 | 0 |
| Arion Wind Quintet | 0 | 0 |
| Arioso-Quartett | 0 | 0 |
| Aris Alexander Blettenberg | 0 | 0 |
| Aris Argiris | 1 | 0 |
| Aris Quartet | 0 | 0 |
| Aris Quartett | 7 | 0 |
| Aristide Baracchi | 1 | 0 |
| Aristofreeks | 0 | 0 |
| Ariwa Posse | 0 | 0 |
| Arizona Wind Quintet | 0 | 0 |
| Arja Koriseva | 0 | 0 |
| Arja Saijonmaa | 0 | 0 |
| Arja Suorsa-Rannanmäki | 0 | 0 |
| Arjan Tien | 0 | 0 |
| Arjan Woudenberg | 0 | 0 |