- Beyond All Recognition (Metalcore-Sweden) - Other name : BAR
- Beyond All Reason (Metalcore-United-Kingdom) - Other name : BAR
- Bar 7 (Heavy Rock-USA) - Other name : ex-Sofa King
- Bar'Lgura (Symphonic Death Black-USA)
- Bara No Kyuden (Visual Kei-Japan) - Other name : 薔薇の宮殿, hirofumi王子
- Barabbas (FRA) (Doom Metal-France)
- Barabbas (GER) (Doom Metal-Germany)
- Barad Dûr (USA) (Black Metal-USA)
- Barad Dür (GER) (Black Metal-Germany)
- Barad-Dûr (BRA) (Dungeon Synth-Brazil)
- Barad-Dur (USA) (Black Metal-USA)
- Barad-Dur (PL) (Death Metal-Poland)
- Barad-Dur (UK) (Black Heavy-United-Kingdom)
- Baradj (Pagan Folk-Russia)
- Barahona (Heavy Metal-Chile)
- Barak Tor (Dungeon Synth-Greece)
- Baraka (Metalcore-Belgium)
- The Black Arts Movement (Deathcore-Australia) - Other name : ex-Baraka
- Barakmas (Thrash Speed-Canada)
- Baramyu (Melodic Black-USA)
- Baranduin (Folk Metal-Finland)
- Barang (Brutal Death-Philippines)
- Baranga (Heavy Rock-Brazil)
- Baraque's Lord (Thrash Death-Brazil)
- Bararum (Dark Ambient-Ukraine)
- Barastir (Black Metal-Germany)
- Barataria (Heavy Metal-Spain)
- Barathron (Black Metal-Russia)
- Barathrum (Doom Black-Finland)
- Baratro (Dark Metal-Italy)
- Baraxetamol (Black Metal-Finland)
- Barback (FRA-1) (Death Metal-France)
- Barback (FRA-2) (Crossover-France)
- Barbahal (Black Metal-France)
- Barbalans (Black Metal-Malaysia)
- Barbar (Black Metal-Slovakia)
- Barbar'O'Rhum (Folk Metal-France) - Other name : BOR
- Barbara (Sludge Doom-Israel)
- Barbara Black (Hard Rock-Spain)
- Barbarian (ITA) (Thrash Black-Italy)
- Barbarian (BEL) (Heavy Metal-Belgium)
- Barbarian (ESP) (Thrash Heavy-Spain)
- Barbarian Hermit (Sludge Doom-United-Kingdom)
- Barbarian Koala (Noise Hardcore-France)
- Barbarian Prophecies (Death Thrash-Spain) - Other name : BP
- Barbarian Swords (Doom Black-Spain)
- Barbarian Warriors In Search Of Wisdom (Pagan Folk-Brazil)
- Barbarians (Folk Metal-Italy)
- Reflexion (Gothic Metal-Finland) - Other name : ex-Barbarianz
- Barbaric (Black Metal-France)
- Barbaric Chieftains (Nu Metal-China) - Other name : 蛮头
- Barbaric Horde (Black Metal-Portugal)
- Barbaric Penetration (Death Grind-Canada)
- Barbarie (Brutal Death-Mexico)
- Barbarikvltt (Death Metal-Chile)
- Barbariön (Heavy Metal-Australia)
- Barbarity (Death Metal-Russia)
- Barbarity Inside Gore (Brutal Death-Russia)
- Barbaro (Sludge Metal-Philippines)
- Barbaros (Black Metal-Algeria)
- Barbarossa (ITA) (Death Metal-Italy)
- Barbarossa (LVA) (Brutal Death Black-Latvia)
- Barbarossa Umtrunk (Dark Ambient-France)
- Barbarous (Black Metal-South-Korea)
- Barbarous Pomerania (Pagan Black-Poland)
- Deskicia (Hard Rock-Spain) - Other name : Barbarroja
- Barbarroja (Hard Rock-Spain)
- Barbastella Barbastellus (Black Metal-Brazil)
- Barbatos (JAP) (Thrash Black-Japan)
- Barbatos (BRA) (Brutal Death-Brazil)
- Barbatos 666 (Black Metal-El Salvador)
- Barbe Q Barbies (Hard Rock-Finland) - Other name : Barbe-Q-Barbies
- Barbears (Stoner-Hungary)
- Barbed Wire (Thrash Metal-Hungary)
- Barbekütioner (Thrash Metal-Italy)
- Barbelith (Progressive Black-USA)
- Barbie On Deathtrip (Metalcore-Germany)
- Barbiturate (Alternativ Death-USA)
- Barbora (Progressive Metal-United-Kingdom)
- Barcadia (Hardcore-USA) - Other name : xBarcadiax
- Barcode (SRB) (Nu Metal-Serbia)
- Firewall (Stoner-Finland) - Other name : ex-Barcode
- Barcode (DK) (Hardcore-Denmark)
- Barcore (Metalcore-Brazil)
- Bard Brann (Black Metal-USA)
- Guthrum (Folk black-United-Kingdom) - Other name : ex-Bard of Hessle
- Bardensang (Black Metal-Germany)
- BardFaust (Black Metal-Italy)
- Bardik Ragnarok (Progressive Power-United-Kingdom)
- Bardkzen (Folk Metal-Chile)
- Bardo (HUN) (Ambiant Black-Hungary)
- Bardo (MEX) (Sludge Doom-Mexico)
- Bards Beyond Time (Gothic Metal-Switzerland)
- Bare Bone Sledge (Thrash Metal-Japan)
- Bare Bones (Death Thrash-Poland)
- Exsecratus (Gothic Death-Finland) - Other name : ex-Bare Eternity
- Bare Infinity (Symphonic Heavy-Greece)
- Bare Your Fangs (Black Metal-USA) - Other name : BYF
- Bare-Sark (Black Metal-USA)
- Barefoot Barnacle (Death Metal-USA)
- Barehanded (Thrash Death-Slovenia)
- Barek (Thrash Metal-El Salvador)
- Barely Legal (Hard Rock-Canada)
- BARF (Thrash Metal-Canada) - Other name : Blasting All Rotten Fuckers
- Barfight Champs (Hardcore-USA)
- Barfly (Hard Rock-USA)
- Barghest (Black Metal-USA)
- Bärglar (Black Metal-Japan)
- Barial (Death Metal-Chile)
- Barilari (Speed Heavy-Argentina)
- Baring Teeth (Progressive Death-USA)
- Barishi (Progressive Metal-USA)
- Bark (BEL) (Death'n'Roll-Belgium)
- Bark (NOR) (Black Metal-Norway)
- Barkasth (Black Metal-Ukraine)
- Bärkdum (Black Metal-Brazil)
- Barking Spider (Power Metal-USA)
- Barkmarket (Heavy Rock-USA)
- Barks Of Apocalypse (Death Grind-Brazil)
- Barktok (Heavy Metal-Mexico)
- Barloventos (Folk Metal-Argentina) - Other name : ex-Epitafios
- Barn Burner (Stoner-Canada)
- Barn Owl (Drone-USA)
- Barnabas (Hard Rock-USA)
- Barney (Heavy Metal-France)
- Barney U.V. (Death Metal-Netherlands)
- Barni (Heavy Metal-Argentina)
- Barock (Heavy Metal-Germany)
- Barok-Projekto (Power Metal-Brazil)
- Baron (FIN) (Death Metal-Finland)
- Baron (PHL) (Black Metal-Philippines)
- Baron (USA) (Hard Rock-USA)
- Baron (GER) (Death Metal-Germany)
- Baron Blade (Progressive Power-Slovakia) - Other name : BB
- Baron D'Estigny (Gothic Metal-Japan)
- Baron Haze (Black Death-Australia)
- Baron Noir (Screamo-France)
- Baron Rojo (Heavy Metal-Spain)
- Baron Samedi (Industrial Death-Russia)
- Baron Ungern (Black Metal-Mongolia) - Other name : Барон Унгэрн
- Barona (Gothic Metal-Argentina)
- Baroness (Sludge Metal-USA)
- Barons Ball (Hard Rock-Germany)
- Baroque (Visual Kei-Japan)
- The Barque Of Dante (Melodic Power-China) - Other name : Barque Of Dante
- Barr-Nevai (Thrash Metal-USA)
- Barra Libre (Thrash Metal-Spain)
- Barra Pesada (Stoner-Brazil)
- Barra Xul (Technical Death-Canada)
- Barrabas (COL) (Thrash Metal-Colombia)
- Barrabas (BRA) (Black Metal-Brazil)
- Barrabás DC (Death Thrash-Brazil)
- Barrabas Old School (Crossover-Bolivia)
- Barrabaz (Heavy Metal-Chile)
- Barracuda (CZ) (Thrash Death-Czechia)
- Barracuda (BLR) (Alternativ Death-Belarus)
- Barracuda (USA) (Melodic Metal-USA)
- Barrakuda (Hard Rock-France)
- Barred In 50 States (Sludge Doom-USA)
- Barreleye (Thrash Death-Germany) - Other name : ex-Barreleyes
- Barren (Grindcore-Belgium)
- Barren Altar (Doom Black-USA)
- Barren Canyon (Atmospheric Black-Canada)
- Barren Cross (Heavy Metal-USA)
- Barren Earth (Melodic Death-Finland)
- Barriada (Thrash Metal-Japan)
- Barricada (Heavy Rock-Spain)
- Barricade (USA) (Hardcore-USA)
- Barricade (CZ) (Thrash Metal-Czechia)
- Barrier (Hardcore-USA)
- Barrit (Hardcore-USA)
- Barritus (Thrash Metal-Germany)
- Barroquejón (Progressive Power-Chile)
- Barrow (Thrash Metal-Hungary)
- Barrow Wight (Black Heavy-Canada)
- Barrowlands (Progressive Black-USA)
- Barrows (Death Grind-Canada)
- Barry Goudreau (Guitar Hero-USA)
- Barry Kuzay (Neo Classical-USA)
- Barry The Mortician (Death Metal-USA)
- Barsa (Hard Rock-Russia)
- Barshasketh (Black Metal-New-Zealand)
- Barson Bud's (Stoner-France)
- Barsoom (Melodic Power-Russia)
- Arbiter (USA-2) (Deathcore-USA) - Other name : ex-Barter In Blood
- Bartholomeus Night (Black Metal-Israel)
- Bartok (Progressive Metal-Spain)
- Bartosz Ogrodowicz (Symphonic power-Poland)
- Bartzabel (Black Metal-Italy)
- Baruk Khazâd (Folk Death-Sweden)
- Baruroth (Black Metal-Belarus)
- Barús (Death Metal-France)
- Barvorum (Black Metal-Hungary)
- Barzabel (Black Metal-Netherlands)
- Barzah (Black Metal-Indonesia)
- Barzak (Black Death-Bangladesh)
- Barzakh (MAR) (Symphonic Black-Morocco)
- Barzakh (UAE) (Black Metal-United-Arab-Emirates)
- Barzakh (TUN) (Experimental Metal-Tunisia) - Other name : Madside
- Barzakh (IDN) (Black Metal-Indonesia)