- Armos Knight (Speed Metal-Sweden) - Otro nombre : AK
- Ara Krâ (Black Metal-Germany) - Otro nombre : AK
- AK-11 (Black Metal-Australia) - Otro nombre : AK11, AK 11
- AK-47 (IDN) (Grindcore-Indonesia) - Otro nombre : AK47, AK//47
- AK-47 (URU) (Thrash Metal-Uruguay)
- AK-47 (CHN) (Industrial Metal-China)
- AK-47 (USA) (Heavy Metal-USA)
- AK-47 (MEX) (Thrash Metal-Mexico)
- Ak'Bal (Power Metal-Mexico)
- AKA (USA) (Hard FM-USA)
- Aka (FIN) (Thrash Metal-Finland) - Otro nombre : Äkä
- Aka Funeral (Black Metal-Brazil)
- Aka Manah (Ambiant Black-Greece)
- Aka Profound (Gothic Metal-Switzerland)
- Akacia (Progressive Metal-USA)
- Akado (Visual Kei-Russia)
- Akaitsuki (Avantgardiste Black-USA)
- Akakor (Technical Death-Canada)
- Akallabeth (USA) (Gothic Doom-USA)
- Akallabeth (PL) (Melodic Death-Poland)
- Akallabêth (BRA) (Folk Metal-Brazil)
- Akaname (Death Grind-New-Zealand)
- Akando (Melodic Black Death-Germany)
- Akani (Hardcore-USA)
- Akantha (Black Metal-Greece)
- Akantophis (Black Metal-Germany)
- Akarid (Thrash Black-France)
- Akarusa Yami (Industrial Metal-United-Kingdom)
- Akasava (Doom Metal-France)
- Akash (Heavy Metal-Colombia)
- Akasha (USA-2) (Black Metal-USA)
- Akashah (USA) (Pagan Black-USA)
- Akashic (Progressive Metal-Brazil)
- Akasica (Power Metal-Argentina)
- Akatechism (Doom Black-Germany)
- Akatharton (Black Metal-United-Kingdom)
- Akathisia (Gothic Doom-Italy)
- Acatonia (Progressive Metal-Russia) - Otro nombre : Akatonia
- Akbal (Death Thrash-Chile)
- Adam Kills Eve (Post Hardcore-Italy) - Otro nombre : AKE
- Akela (Thrash Heavy-Hungary)
- Akelarre (Brutal Death Black-Mexico)
- Akeldam (Black Metal-Peru)
- Insurrexion (Death Black-Chile) - Otro nombre : ex-Akeldama
- Aristaeus (Unblack-USA) - Otro nombre : ex-Akeldama, ex-Mournful Vengeance
- Akeldama (USA-1) (Death Metal-USA)
- Akeldama (USA-2) (Thrash Metal-USA)
- Akeldama (USA-3) (Death Metal-USA)
- Akeldama (USA-4) (Progressive Metal-USA)
- Akelei (Atmospheric Doom-Netherlands)
- Akelot Tük (Melodic Power-Argentina)
- Akem Manah (USA) (Death Doom-USA)
- Akem Manah (BEL) (Death Doom-Belgium)
- Akentra (Gothic Metal-France)
- Akephalos (CHN) (Brutal Death-China) - Otro nombre : 阿克法洛斯, Ακέφαλος
- Akephalos (Brutal Death-USA)
- Aker (ITA) (Thrash Metal-Italy)
- Akerius (Dungeon Synth-France) - Otro nombre : Aker
- Aker (FRA-1) (Metal-France)
- Akerbel Kropos (Deathcore-Peru)
- Akerbeltz (ESP) (Black Metal-Spain)
- Akerbeltz (BRA) (Black Metal-Brazil)
- Akercocke (Death Black-United-Kingdom)
- Akeronte (Thrash Metal-Argentina)
- Akerrak (Industrial Death-Colombia)
- Akissforjersey (Metalcore-USA) - Otro nombre : AKFJ
- Akgnar (Black Metal-Colombia)
- Akhansha (Black Metal-Ecuador)
- Akhenaten (Black Death-USA)
- Akhenathon (Progressive Metal-Italy)
- Akhenaton (Dark Ambient-France)
- Akhernar (Drone-Ukraine)
- Akheron (Thrash Metal-Colombia)
- Akheth (Symphonic Metal-Canada)
- Akhir (Heavy Metal-Indonesia)
- Akhkharu (Black Metal-USA)
- Akhkharu (USA-2) (Dark Ambient-USA)
- Akhlys (Black Metal-USA)
- Akhnakh (Melodic Death-Malaysia)
- Akhramort (Black Metal-Spain)
- Akhtamar (Progressive Metal-Italy)
- Akhtya (Dark Ambient-USA)
- Akhvan (Metalcore-Spain)
- Akiavel (Melodic Death-France)
- Akihabara Shounendan Dennou Romeo (Visual Kei-Japan) - Otro nombre : ?????, Dennou Romeo
- Akihma (Dark Ambient-Sweden)
- Akilkarsa (Black Death-Greece)
- Akilla (UK) (Melodic Death-United-Kingdom)
- Akilla (Speed Metal-USA)
- Akilles (Melodic Heavy-Sweden)
- Akillis' Tendon (Hardcore-Belgium)
- Akimbo (Post Hardcore-USA)
- Akin (Atmospheric Metal-France)
- Akinetopsia (Brutal Death-Brazil)
- Akira (Post Hardcore-Brazil)
- Akira Death (Industrial Electro-Japan)
- Akira Kajiyama (Guitar Hero-Japan)
- Akira Takasaki (Heavy Metal-Japan)
- AkiRïse (Fusion-France)
- No Talent Nor Comment (Porno Gore Grind-France) - Otro nombre : NTNC, ex-Akism
- Akitsa (Black Metal-Canada)
- AKIX (Doom Black-United-Kingdom)
- Akkabal (Experimental Metal-Mexico)
- Akkadian (Melodic Death Black-United-Kingdom)
- Akkolyte (Grindcore-USA)
- Aklash (Black Metal-United-Kingdom)
- Aklo (Dark Ambient-USA)
- Akloleh (Black Death-USA)
- Akma (Melodic Death-Finland)
- Akmuveth (Black Metal-Chile) - Otro nombre : ex-Invocación
- Akoasma (Dark Metal-Germany)
- Another Kind Of Death (Metalcore-Spain) - Otro nombre : AKOD
- Akollonizer (Sludge Doom-Andorra)
- Akolyth (Black Metal-Belgium)
- Akoma (Symphonic Metal-Denmark)
- Akoman (Black Metal-Ukraine)
- Akord (Progressive Metal-United-Kingdom)
- Akouphën (Metal-France)
- Akouphenom (Black Death-Spain)
- Akowna (Melodic Death-Colombia)
- Animals Killing People (Death Grind-USA) - Otro nombre : AKP
- Akphaezya (Jazz Metal-France)
- Akraganth (Technical Death-Mexico)
- Akral Necrosis (Black Metal-Romania)
- Akramen (Thrash Metal-Chile)
- Akraniuum (Death Grind-Brazil)
- Akrasia (HUN) (Death Thrash-Hungary)
- Akrasia (USA) (Black Metal-USA)
- Akrateia (Death Thrash-Peru)
- Akratos (Thrash Heavy-Spain)
- Akrea (Melodic Death-Germany)
- Akred (Thrash Black-USA)
- Akrethion (Ambiant Black-Russia)
- Akribi (Progressive Metal-Sweden)
- Akris (Sludge Metal-USA)
- Akrival (Black Metal-Germany)
- Akroma (Progressive Black-France)
- Akromusto (Black Metal-Russia)
- Akron (Atmospheric Doom-Italy)
- Akron's Law (Heavy Metal-Germany)
- Akrosom (Progressive Metal-Croatia)
- Akrotheism (Black Metal-Greece)
- Akrra (Deathcore-Russia)
- Akryal (Death Black-USA)
- Aksaya (Black Death-France)
- Aksu (Drone-Belgium)
- Aksumite (Black Metal-USA)
- Aktaion (Melodic Death-Sweden)
- Aktarma Suicide (Death Metal-Philippines)
- Aktarum (Folk black-Belgium)
- Akth Ganaheth (Black Metal-Iceland)
- Aktiv Dödshjälp (Hardcore-Sweden)
- Aktivehate (Industrial Electro-Portugal)
- Aktor (FIN) (Heavy Metal-Finland)
- Aktor (Black Metal-USA)
- AKU (Black Metal-USA) - Otro nombre : A.K.U
- Zuck (Visual Kei-Japan) - Otro nombre : Aku Zuck
- Akula (Doom Metal-USA)
- Akuma (USA) (Technical Death-USA)
- Akûma (MEX) (Sludge Metal-Mexico)
- Akuma (BRA) (Pagan Black-Brazil)
- Akuma (FRA) (Melodic Death-France)
- Akuma (CAN) (Crossover-Canada)
- Akuma (AUS) (Death Metal-Australia)
- Acmahead (Visual Kei-Japan) - Otro nombre : Akuma Head
- Akurakus (Grindcore-Indonesia)
- Akurazbrukk (Black Metal-USA)
- Akurion (Technical Death-Canada)
- Akvan (Black Metal-Iran)
- Akyrviron (Folk Metal-USA)
- Akys (Doom Black-Lithuania)