- A -- AB Sanchez
- Ab Schaap -- Acid X aka Avex
- Acid X-Mas -- Adolph Nemetz
- Adolph Nine Pipe -- Agnus Dei
- Agnus Jackson -- Akustikrausch
- Akutagawa -- Albert Barron
- Albert Bashor -- Alex Gordon
- Alex Gori -- Algar
- Algarabía -- Alleppey Venkatesan
- Aller Sanlaville Trio -- Amanda Ledesma
- Amanda Lee -- Amy Bennett
- Amy Berna -- Andre Salvage and Associates
- Andre Salvet -- Andy Armstrong
- Andy Arnold -- Anger
- Anger -- Anne Marie Scott
- Anne Marie Smith -- Antoine Caesar
- Antoine Caesar -- Aquafish
- Aquaflex -- Armed for Apocalypse
- Armed Force -- Arturo Basile
- Arturo Bassick -- A.T. Olajida Olude
- .at/on -- Austin Hatch
- Austin High Gang -- Azzy