- Another Mask (Alternativ Rock-Russia) - Inna nazwa : AM
- Am Samstag (Grunge-Switzerland) - Inna nazwa : AMS
- Am'Ganesha'n (Darkwave-France)
- Amadan (Punk-Rock-USA)
- Amalgame (Rock-France)
- Amanaz (Psychedelic Rock-Zambia) - Inna nazwa : Ask Me About Nice Artists in Zambia
- Amanda Somerville (Rock-Germany) - Inna nazwa : Amanda Sommerville
- Amaral (Alternativ Rock-Spain)
- Amarg Fusion (Folk Rock-Morocco)
- Amarguinhas (Pop Rock-Portugal) - Inna nazwa : Amarguinhas e os Boca de Sino
- Amarionette (Experimental Rock-USA)
- Amarok (ESP) (Prog Folk-Spain)
- Amarok (PL) (Progressive Rock-Poland)
- Amasic (Punk-Rock-Canada)
- Amassia Oraku (Darkwave-France)
- Amaterase (Rock Fusion-Japan) - Inna nazwa : 天照
- Amazone (Rock-Germany)
- Amber Pacific (Emo-USA) - Inna nazwa : A-P
- Ambrosia (Progressive Rock-USA)
- Ambulance LTD (Indie Rock-USA)
- Ambulette (Indie Rock-USA)
- Ame Son (Psychedelic Rock-France)
- Ameira (Alternativ Rock-United-Kingdom)
- Amely (Pop Rock-USA)
- Amen (Punkcore-USA)
- Amen Corner (Psychedelic Rock-United-Kingdom) - Inna nazwa : The Amen Corner
- Amen Dunes (Folk Rock-USA)
- Amenophis (Symphonic Prog-Germany)
- V Império (Darkwave-Portugal) - Inna nazwa : ex-Amenti
- America (Folk Rock-USA)
- American Angel (Hard-Rock-USA)
- American Authors (Indie Rock-USA)
- American Bang (Hard-Rock-USA)
- American Blues (Blues Rock-USA)
- Amerikan Citizens (Indie Rock-USA) - Inna nazwa : American Citizens, American-Citizens
- American Dog (Hard-Rock-USA)
- American Football (Emo-USA)
- American Heartbreak (Hard-Rock-USA)
- American Hi-Fi (Punk-Rock-USA)
- American Idiot (Punk-Rock-France) - Inna nazwa : tribute to Green Day
- American Motherload (Hard-Rock-USA)
- American Music Club (Indie Rock-USA)
- American Noise (Hard-Rock-USA) - Inna nazwa : 747
- American Pearl (Hard-Rock-USA)
- American Steel (Punk-Rock-USA)
- American Wolf (Melodique Rock-USA)
- American Wolves (Alternativ Rock-USA)
- Amescence (Pop Rock-France)
- Amesoeurs (Post-punk-France)
- All My Faith Lost (Darkwave-Italy) - Inna nazwa : AMFL
- Amigo The Devil (Folk Rock-USA)
- Amiina (Post-Rock-Iceland)
- Ammonia (Grunge-Australia) - Inna nazwa : ex-Fuzzswirl
- Amon Düül (UK) (Krautrock-United-Kingdom)
- Amon Düül (GER) (Krautrock-Germany)
- Amon Düül 1 (Krautrock-Germany)
- Amon Ra (Symphonic Prog-Germany)
- Amor Vilão (Indie Rock-Portugal)
- Amordazados (Punkcore-Venezuela)
- Amorfuss (Stoner Rock-Argentina)
- Amp (Experimental Rock-United-Kingdom)
- Ampage (Hard-Rock-USA)
- Amphyrite (Psychedelic Rock-France)
- Amplifier (Alternativ Rock-United-Kingdom)
- Ampools (Rock-France)
- António Manuel Ribeiro (Rock-Portugal) - Inna nazwa : AMR
- Amsterdam (Hard-Rock-Netherlands)
- Emnily (Electronic Rock-Russia) - Inna nazwa : Amtazy
- Amulet (Hard-Rock-USA)
- Amusement Parks On Fire (Indie Rock-United-Kingdom) - Inna nazwa : APOF
- Amy Can Flyy (Electronic Rock-United-Kingdom) - Inna nazwa : ACF
- Amy Grant (Pop Rock-USA)
- Amy Lee (Alternativ Rock-USA)
- Amy MacDonald (Pop Rock-United-Kingdom)
- Amyl and the Sniffers (Punk-Rock-Australia)
