- Age Of Torment (Death Thrash-Belgium) - Other name : AOT, Age
- Age After Armageddon (Melodic Death-India) - Other name : AAA
- Age Decay (Atmospheric Doom-United-Kingdom)
- Middian (Stoner Doom-USA) - Other name : Age Eternal
- Age Of Aggression (Death Metal-Germany)
- Age Of Agony (Death Metal-Hungary)
- Age Of Apocalypse (Hardcore-USA)
- Age Of Arcadia (Metal-Germany) - Other name : AOA
- Age Of Artemis (Progressive Power-Brazil)
- Age Of Astrea (Deathcore-Russia) - Other name : Ex-Hyperion
- Age Of Athena (Symphonic Metal-Canada)
- Age Of Carnage (Black Death-Germany)
- Age Of Compress (Metal-Belgium) - Other name : AOC
- Age Of Darkness (Black Metal-South-Korea)
- Age Of Days (Hard Rock-Canada) - Other name : AOD
- Age Of Desolation (Black Metal-Canada)
- Age Of Despair (Thrash Heavy-USA)
- Age Of Distrust (GER) (Thrash Death-Germany)
- Age Of Distrust (USA) (Death Thrash-USA) - Other name : AOD
- Age Of Dust (Symphonic Metal-Spain)
- Age Of Dystopia (Thrash Death-Sweden)
- Age Of End (Metalcore-USA)
- Age Of Evil (Thrash Heavy-USA)
- Age Of Fear (Heavy Metal-Brazil)
- Age Of Fury (Melodic Death-Sweden)
- Age Of Glory (Symphonic power-Sweden)
- Age Of Heresy (Black Metal-Sweden)
- Age Of Illusion (GER-1) (Thrash Metal-Germany)
- Age Of Illusion (GER-2) (Melodic Heavy-Germany)
- Age Of Indica (Stoner Doom-South-Africa)
- Age Of Kings (Progressive Metal-United-Kingdom)
- Age Of Nefarious (Thrash Speed-Sweden) - Other name : AON
- Age Of Nefilim (Melodic Death-USA)
- Age Of Nemesis (Progressive Metal-Hungary)
- Age Of Pain (Death Metal-Italy)
- Age Of Plague (Technical Death-USA)
- Age Of Rage (RUS) (Heavy Metal-Russia)
- Age Of Rage (USA) (Death Metal-USA)
- Age Of Rebellion (Power Metal-Germany) - Other name : AOR
- Age Of Reborn (Thrash Speed-Colombia)
- Age Of Reflection (Hard FM-Sweden)
- Age Of Ruin (USA-1) (Melodic Death-USA)
- Age Of Ruin (USA-2) (Grindcore-USA)
- Age Of Shadows (Power Metal-USA) - Other name : ex-Stygian
- Age Of Silence (Progressive Metal-Norway)
- Age Of Sinfonia (Symphonic Metal-Singapore)
- Age Of Sorrow (Black Metal-Greece)
- Age Of Storm (Death Doom-Czechia)
- Age Of Suffering (Brutal Death-United-Kingdom)
- Age Of Taurus (Doom Metal-United-Kingdom)
- Age Of The Sun (Melodic Death-Switzerland)
- Age Of The Wolf (Stoner-Costa-Rica)
- Age Of Thor (Pagan Black-France)
- Age Of War (Death Metal-Mexico)
- Age Of Woe (Death Metal-Sweden) - Other name : AOW
- Age's Crew (Visual Kei-Japan)
- Ageha (Visual Kei-Japan) - Other name : アゲハ-Ageha, Ageh@, 鳳-Ageha
- Agelast (Hardcore-Bosnia and Herzegovina)
- Ageless (PL) (Atmospheric Gothic-Poland)
- Ageless (USA) (Death Black-USA)
- Ageless (JAP) (Heavy Metal-Japan)
- Ageless Kingdoms (Power Metal-Finland)
- Ageless Madness (Hard Rock-Canada)
- Ageless Oblivion (Progressive Death-United-Kingdom)
- Ageless Summoning (Death Metal-United-Kingdom)
- Ageless Warrior (Power Metal-USA)
- Ageless Wisdom (Heavy Metal-Greece)
- Agency Of Steel (Melodic Heavy-Germany)
- Agenda (GER) (Heavy Metal-Germany)
- Agenda (Crust-Norway)
- Agenda Of Swine (Hardcore-USA)
- Agent (Progressive Metal-New-Zealand)
- Agent 0 (Brutal Death-Japan)
- Agent Black (Thrash Heavy-Japan)
- Agent Fresco (Progressive Metal-Iceland)
- Agent Metal (Power Metal-France)
- Agent Of The Morai (Sludge Doom-United-Kingdom)
- Agent Orange Bath Tank (Brutal Death-Russia)
- Agent Orange (GER-1) (Heavy Metal-Germany)
- Agent Orange (GER-2) (Heavy Metal-Germany)
- Agent Patogen (Death Grind-Spain)
- Agent Shocking (Heavy Metal-USA)
- Agent Steel (Thrash Speed-USA)
- Agent X (Glam Rock-USA)
- Agentpunch (Heavy Metal-Germany)
- Agents Of Abhorrence (Grindcore-Australia)
- Agents Of Chaos (Hard Rock-USA) - Other name : AOC
- Dave Brock (Heavy Rock-United-Kingdom) - Other name : Agents of Chaos
- Agents Of Man (Hardcore-USA)
- Agents Of Oblivion (Sludge Metal-USA)
- Agents Of Satan (Sludge Doom-USA)
- Agentz (Melodic Heavy-USA)
- Ager Sonus (Dark Ambient-Germany)
- Agerasia (Deathcore-USA)
- Ages (SWE) (Melodic Black-Sweden)
- Ages (CAN) (Black Death-Canada)
- Ages Apart (Hard Rock-USA)
- Ages In Chaos (Stoner-United-Kingdom)
- Ages In Oblivion (Progressive Death-USA)
- Ages Of Atrophy (Deathcore-Israel) - Other name : AOA
- Ages Of Blood (Black Metal-Argentina)