- Antron -- AONUA
- Aonzo, Gambetta & Grisman -- Apollo
- Apollo -- April
- April -- A.R. Rahman
- Ar Rahman -- Arc-En-Ciel
- Arc en Ciel Musica -- Arctic Boyz
- Arctic Express -- Ari Hoenig
- Ari Hoptman -- ARIMIR
- Arin -- Arlene McDaniel Trio
- Arlene Murray -- Armatage Shanks
- Armazém Abaporu -- Arne Heger
- Arne Hermann -- Aron Folk
- Aron Friedman -- Aron Prince