| 554. Ariel Byrd | Violin | 1 |
| 554. Ariel O'Neal | Guitar | 1 |
| 554. Arlo Parks | Lead Vocals | 1 |
| 554. Armando MartÃnez | Guitar, Vocals | 1 |
| 554. Armando Sanchez | Guitar | 1 |
| 554. Arnetta Johnson (Trumpet) | Musician | 1 |
| 554. Arooj Aftab, Vijay Iyer, Shahzad Ismaily | Featured Artist | 1 |
| 554. Arouna Diarra | Ngoni | 1 |
| 554. Aroyn Davis | Bass | 1 |
| 554. Art Hays | Saxophone | 1 |
| 554. Arthur Jeffes | Cuatro, Piano | 1 |
| 554. Arthur Jones | Bass | 1 |
| 554. Arthur Moon | Featured Artist | 1 |
| 554. Arturo Garcia | Guitar | 1 |
| 554. Arturo O'Farrill | Featured Artist | 1 |
| 554. Arturo Stable | Percussion | 1 |
| 554. Asaf Avidan | Featured Artist | 1 |
| 554. Asaf Rodeh | Guitar, Vocals | 1 |
| 554. Asake | Percussion, Vocals | 1 |
| 554. Asali McIntyre | Violin | 1 |
| 554. Ash Jangda | Guitar | 1 |
| 554. Asher Makeba Williams | Vocals | 1 |
| 554. Ashia B | Background Vocals | 1 |
| 554. Ashish Vyas | Bass | 1 |
| 554. Ashley Guerrero | Drums | 1 |