- Appreciation -- Apryl Electra
- Apryl Fool -- Aquarium
- Aquarium -- Arab Andalusian Orchestra of Mohamed Briouel
- Arab Legion -- Aram Khachaturian
- Aram Moosakhanian -- Arbritrarily Meaningless Furrows
- Arbuckle -- Arch Martin
- Arch/Matheos -- Archie Whitewater
- Archie Wonder -- Ardent Zeal
- ardentjohn -- Aretha Harden
- Aretha Henry -- Ari Gold
- Ari Herstand -- Aric Charles
- Aric Colbert -- Aries Moses
- Aries Music Entertainment Presents -- Aristide Massaccesi
- Aristide Pasquale -- Arkady Pavlov
- Arkady Sevidov -- ArleneWow!
- Arlenis & Leonis -- Armand Boatman
- Armand Boudreau -- Armando Rosas
- Armando Russo -- Armi Grano
- Armi ja Danny -- Army of Halfwits
- Army of Juan -- Arne Sandvoll
- Arne Scheie -- Arnold Bruveris
- Arnold Cheatham -- aRob & TommyB
- Arobass -- Arrancando
- Arranco -- Ars Rediviva Orchestra Prague
- Ars Redviva Orchestra -- Art Carter
- Art Circus -- Art & Leisure
- Art Liboon -- Art Stoner