| 570. Armando Sanchez | Guitar | 1 |
| 570. Arnetta Johnson (Trumpet) | Musician | 1 |
| 570. Arooj Aftab, Vijay Iyer, Shahzad Ismaily | Featured Artist | 1 |
| 570. Arouna Diarra | Ngoni | 1 |
| 570. Aroyn Davis | Bass | 1 |
| 570. Art Hays | Saxophone | 1 |
| 570. Arthur Jeffes | Cuatro, Piano | 1 |
| 570. Arthur Jones | Bass | 1 |
| 570. Arthur Moon | Featured Artist | 1 |
| 570. Arturo Garcia | Guitar | 1 |
| 570. Arturo O'Farrill | Featured Artist | 1 |
| 570. Arturo Stable | Percussion | 1 |
| 570. Asaf Avidan | Featured Artist | 1 |
| 570. Asaf Rodeh | Guitar, Vocals | 1 |
| 570. Asake | Percussion, Vocals | 1 |
| 570. Asali McIntyre | Violin | 1 |
| 570. Asaph Ward | Keys | 1 |
| 570. Ash Jangda | Guitar | 1 |
| 570. Asher Makeba Williams | Vocals | 1 |
| 570. Ashia B | Background Vocals | 1 |
| 570. Ashish Vyas | Bass | 1 |
| 570. Ashley Guerrero | Drums | 1 |
| 570. Ashley Hallinan | Drums | 1 |
| 570. Ashley McBryde | Featured Artist | 1 |
| 570. Ashley Minnieweather | Vocals | 1 |