J	Singapore	Sludge/Funeral Doom Metal	Active
J-A-D	France	Progressive Metal	Active
J. D. Overdrive	Poland	Southern/Stoner Metal	Active
J. Hiltunen's Wings of Destiny	Finland	Neoclassical Metal/Shred	Split-up
J.C.Jess	France	Heavy Metal	Active
J.I.P.	Czech Republic	Thrash Metal	Split-up
J.J. Glitter	Sweden	Heavy Metal	Active
J.J. Merciless' Wicked Witch	United States	Heavy Metal/Hard Rock	Active
J.T.R. Sickert	Italy	Industrial/Gothic Metal	Active
J.T.Ripper	Germany	Thrash/Speed Metal	Active
Jabladav	United States	Black Metal/Ambient	Active
Jack Daisy	Japan	Melodic Heavy Metal	On hold
Jack Face	France	Groove Metal	Active
Jack Frost	Austria	Doom Metal	Active
Jack Frost	United States	Heavy Metal	Active
Jack Glass	United Kingdom	Progressive/Stoner Metal	Active
Jack Havoc	United States	Thrash Metal	Active
Jack Ketch	United States	Death Metal/Deathcore	Active
Jack Lord	Finland	Doom Metal	Active
Jack of All Trades	Sweden	Heavy Metal	Split-up
Jack of Hearts	Germany	Melodic Heavy Metal	Split-up
Jack of Swords	Germany	Heavy Metal	Split-up
Jack Rose	Japan	Melodic Power Metal (early), Alternative/Industrial Rock (later)	Active
Jack Slater	Germany	Technical Brutal Death Metal	Split-up
Jack Starr	United States	Traditional Metal	Active
Jack Starr's Burning Starr	United States	Heavy Metal	Active
Jack the Lad	Italy	Thrash Metal	Active
Jack the Ripper	United States	Power Metal	Active
Jack'ost	France	Heavy Metal	Unknown
Jack's Family	United Kingdom	Progressive Power/Gothic Metal	Active
Jack's Hammer	Germany	Heavy Metal/Hard Rock	Split-up
Jack's Remains	United States	Crossover	Active
Jackal	United Kingdom	Heavy Metal	Split-up
Jackal	Denmark	Traditional Metal/Power Metal	Active
Jackal	Netherlands	Heavy/Power Metal	Active
Jackal	Italy	Heavy Metal	Active
Jackal's Truth	Greece	Epic/Melodic Black Metal	Split-up
Jackal's Wrath	Sweden	Black/Heavy Metal	On hold
Jackal-headed Guard of the Dead	United Kingdom	Doom Metal	Active
Jackboot Czar	United States	Black/Thrash Metal	Active
Jackhammer	United States	Power Metal	Split-up
Jackhammer	Italy	Thrash Metal	Split-up
Jackhammer	Brazil	Power/Thrash Metal	Split-up
Jackhammer	United States	Heavy Metal	Split-up
Jackhammer	Germany	Thrash Metal	Active
Jackie Wulf	Germany	Traditional Heavy Metal	On hold
Jackknife	Brazil	Thrash Metal	Split-up
Jackman	Denmark	Raw Black Metal/Punk (early), Punk/Black Metal/Hardcore (later)	Active
Jacknife	United States	Thrash/Groove Metal	Active
Jackpot	Germany	Heavy Metal	Split-up
Jackwave	Sweden	Heavy Metal	Split-up
Jacob Hansen	Denmark	Death Metal	Split-up
Jacobs Dream	United States	Power Metal	Active
Jacobs Ladder	United States	Progressive Metal/Rock, Shred	Active
Jacopo Galli	Italy	Progressive Metal	Active
Jacqueline Ess	Japan	Thrash Metal	Split-up
Jacques de Molay	Indonesia	Experimental Death Metal	Active
Jadallys	France	Gothic Metal	Active
Jade	Canada	Traditional Heavy Metal	Split-up
Jaded	United States	Traditional Heavy Metal/Hard Rock	Active
Jaded Heart	Germany	Heavy Metal	Split-up
Jaded Lady	United States	Heavy Metal	Split-up
Jaded Reign	United States	Progressive/Heavy Metal/Hard Rock	Split-up
Jaded Vision	United States	Melodic Progressive Metal	Active
Jads	Poland	Traditional Heavy Metal	Active
Jag Panzer	United States	Heavy/Power Metal	Split-up
Jagal	Indonesia	Brutal Death Metal	Active
Jagannah	Italy	Sludge/Doom/Drone Metal	Active
Jagannath	Netherlands	Thrash Metal	Split-up
Jäger	United States	Black Metal	Active
Jagged Dagger	United States	Heavy/Power Metal	Split-up
Jagged Edge	United States	Traditional/Power Metal	Split-up
Jagged Eye	United States	Heavy/Power Metal/Shred	Split-up
Jagged Razor	Germany	Black Metal	Split-up
Jaggernaut	Sweden	Traditional Heavy Metal	Active
Jagstog	Canada	Thrash Metal	Active
Jaguar	United Kingdom	NWOBHM	Active
Jahiliyyah	Bangladesh	Black/Death Metal	Active
Jahresringe	Germany	Black Metal	Active
Jahve	Norway	Black Metal	Active
Jail.	United States	Sludge/Doom Metal	Active
Jailbreak	Netherlands	Heavy Metal	Split-up
Jailbreak	Italy	Heavy Metal	Active
Jailbreaker	Belgium	Heavy Metal	Split-up
Jailor	Brazil	Thrash Metal	Active
Jake Dreyer	United States	Heavy/Progressive Metal/Shred	Active
Jaktan	Argentina	Heavy Metal	Split-up
Jaldaboath	United Kingdom	Folk/Black Metal	Active
Jallion's Power Metal	Argentina	Traditional Heavy Metal	Active
James Byrd	United States	Progressive Metal	Active
James D. Gilmore	United States	Progressive/Technical Heavy Metal, Shred	Active
James LaBrie	Canada	Progressive Metal/Melodic Death Metal/Metalcore	Active
James Murphy	United States	Progressive/Fusion	On hold
Jameson	United States	Post-Thrash/Groove Metal/Metalcore	Active
Jameson Raid	United Kingdom	NWOBHM, Heavy Metal	Active
Jamfare	Germany	Melodic Heavy Metal	Split-up
Jamie Lee Saint	Canada	Heavy Metal	Split-up
Jamie Whyte	Australia	Neoclassical Progressive Metal	Active
Jamilya	United States	Melodic Heavy Metal	Active
Jammerskrik	Norway	Black Metal	Active
Jamot	Italy	Depressive Black Metal	Active
Jan	Germany	Black Metal	Active
Janaza	Iraq	Black Metal	Active
Jane	Germany	Death Metal / Metalcore	Active
Jane Dark	Serbia	Death Metal	Active
Jane Doe 69	Finland	Groove Metal	Split-up
Janesession	Slovakia	Heavy Metal/Hard Rock	Active
Jangli Jaggas	Pakistan	Symphonic Gothic Metal	Split-up
Janstate	United States	Heavy Metal	Split-up
Jante Alu	Switzerland	Thrash/Death Metal/Grindcore	Active
Janvs	Italy	Black Metal	Active
Japanese Hell Beast	United Kingdom	Death Metal/Grindcore	Unknown
Japanische Kampfhörspiele	Germany	Grindcore	Split-up
Jarah	Indonesia	Death Metal	Unknown
Jarawynja	Sweden	Death Metal	Changed name
Jarell	France	Deathcore	Active
Jarhead	Canada	Thrash Metal	Active
Järin Möyremä	Finland	Heavy Metal	Active
Jarle H. Olsen	Norway	Progressive Metal	Active
Jarnvid	Australia	Black Metal	Split-up
Jarnvidr	Sweden	Black Metal	Active
Jarojupe	Portugal	Heavy Metal (early), Hard Rock (later)	Active
Jarovit	Poland	Pagan Black Metal	Active
Jarra	United States	Heavy Metal with Doom influences	Split-up
Jarred Jackson	United States	Melodic Thrash/Death Metal	Active
Jasad	Indonesia	Brutal Death Metal	Active
Jason	Macedonia (FYROM)	Thrash Metal	Active
Jason	Argentina	Power Metal	Active
Jason Becker	United States	Shred/Progressive Metal	Active
Jason Goes to Hell	Italy	Death Metal	Active
Jasun Tipton	United States	Progressive Metal	Unknown
Java	United States	Progressive Metal/Experimental	Changed name
Javan	Germany	Heavy Metal	Split-up
Javelin	Germany	Progressive/Power Metal	Active
Javelin	Greece	Traditional Heavy Metal	Split-up
Javelina	United States	Doom/Sludge/Stoner Metal	Active
Jaw	Norway	Grindcore (early), Melodic Speed Metal (later)	Active
Jaw	Canada	Experimental Progressive Groove Metal	Split-up
Jawad	France	Death/Thrash Metal	Changed name
Jawbreaker	Netherlands	Heavy Metal	Changed name
Jaws	United States	Sludge Metal	Split-up
Jaws	Brazil	Power Metal	Split-up
Jaws	Germany	Death Metal	Active
Jaws of Fate	Italy	Heavy/Thrash Metal	Active
Jaww	Canada	Thrash/Groove Metal	Split-up
Jayce Landberg	Sweden	Neoclassical Heavy Metal	Active
Jaye Foucher	United States	Progressive Metal/Rock, Shred	Active
Jazigo	Portugal	Black Metal	Active
JBD	United States	Sludge Metal	Active
JD Bradshaw	United States	Shred/Traditional Metal	Active
Je	France	Depressive Black Metal/Post-Rock/Shoegaze	Active
Jealous Heart	Germany	Melodic Metal	Split-up
Jean Grey	United States	Melodic Death Metal/Metalcore	Active
Jeanne Dark	Hungary	Thrash/Groove Metal	Split-up
Jebbal-Sag	Italy	Traditional Heavy Metal	Active
Jeddah	United Kingdom	NWOBHM, Heavy Metal	Split-up
JEEL	Denmark	Death Metal	Split-up
Jeer	Poland	Black Metal	Active
Jefe de la Morgue	Panama	Grindcore	Split-up
Jeff Hughell	United States	Technical Death/Progressive Metal	Unknown
Jeff in the Nite	Germany	Progressive Metal	Active
Jeff Loomis	United States	Progressive Metal	Active
Jeff's Asmodeus	France	Experimental Black Metal	Split-up
Jeffrey Dahmer	Cuba	Grindcore/Death Metal	Active
Jeffrey Dahmer Cookbook	United States	Death Metal/Grindcore	Split-up
Jeffro Hunter	United States	Heavy Metal, Rock, Shred	Active
Jehacktet	Germany	Brutal Death Metal/Grindcore	Active
Jehad	United States	Sludge/Groove Metal	Active
Jehangir Aziz Hayat	Pakistan	Heavy Metal	Active
Jehova	Germany	Thrash/Death Metal	Split-up
Jehovah Barra	United States	Black Metal	Split-up
Jejunum	Finland	Brutal Death Metal/Grindcore	Split-up
Jekazol	United Kingdom	Thrash Metal	Active
Jekyll	New Zealand	Thrash Metal	Unknown
Jekyll	United States	Thrash Metal	Split-up
Jekyll	United States	Heavy Metal/Hard Rock	Split-up
Jekyll	Korea, South	Heavy Metal with Alternative influences	Active
Jekyll & Hyde	United States	Heavy Metal	Split-up
Jelaga	Indonesia	Metalcore	Active
Jelmaan	Malaysia	Thrash/Black/Death Metal	Active
Jelonek	Poland	Progressive Rock/Metal with Classical Influences	Active
Jemineye	Italy	Heavy Metal	Active
Jena	Italy	Speed Metal	Split-up
Jenesais Quoi	Japan	Gothic Metal	Active
Jennie Tebler	Sweden	Gothic Metal	Split-up
Jennie Tebler's Out of Oblivion	Sweden	Gothic Metal	Active
Jennifer Will Drown	Australia	Progressive Metal	Unknown
Jênova	Brazil	Melodic Heavy Metal	Split-up
Jenovah	United States	Melodic Death/Black Metal	Active
Jenovavirus	Japan	Brutal Death Metal	Split-up
Jens Johansson	Sweden	Jazz Fusion, Progressive Rock	Unknown
Jerbees Jam	Belgium	Crossover/Thrash Metal	Split-up
Jereday	Spain	Heavy/Power Metal (early), Thrash/Groove Metal (later)	Split-up
Jeremiah	Sweden	Melodic Heavy Metal	Split-up
Jeremiah	Sweden	Heavy Metal/Hard Rock	Split-up
Jerémie	Finland	Gothic Metal	Active
Jeremy	Korea, South	Progressive Metal/Rock	Active
Jeremy Krull	United States	Progressive Metal	Active
Jerican	France	Progressive/Heavy Metal	Split-up
Jericho	Peru	Heavy Metal	Active
Jerikó	Argentina	Heavy Metal	Active
Jerk	Switzerland	Thrash Metal	Split-up
Jerkstore	Denmark	Groove/Thrash Metal	Active
Jernbyrde	Norway	Black Metal	Unknown
Jerry Cantrell	United States	Heavy Metal, Alternative Metal, Grunge	On hold
Jerry Gaskill	United States	Alternative Rock, Adult Contemporary	On hold
Jerry Vayne	United States	Progressive/Heavy Metal	Active
Jersey	Croatia	Heavy Metal	Split-up
Jersey Dogs	United States	Thrash Metal	Split-up
Jerusalem	Peru	Heavy Metal	Unknown
Jerusalem	Poland	Black Metal	Split-up
Jerusalem	Japan	Heavy Metal	Split-up
Jerusolima Est Perdita	Germany	Black Metal	Split-up
Jeruzalem	Czech Republic	Black Metal	Split-up
Jeryd Syn	United States	Heavy Metal	Split-up
Jeshaia	Belgium	Power Metal	Split-up
Jesse Hoyah	Germany	Thrash Metal	Split-up
Jessy Lee	Germany	Melodic Heavy Metal/Hard Rock	Split-up
Jester	United States	Heavy Metal	Split-up
Jester	Canada	Heavy Metal/Hard Rock	Active
Jester Beast	Italy	Thrash Metal	Active
Jester Cap	Italy	Heavy Metal	Split-up
Jester's Crown	Denmark	Heavy Metal	Split-up
Jester's Funeral	Germany	Power Metal	On hold
Jester's March	Germany	Progressive Speed/Thrash Metal	Split-up
Jester's Reign	United States	Traditional Heavy Metal/Hard Rock	Active
Jester's Tears	Germany	Melodic Progressive/Power Metal	Active
Jesters	France	Heavy Metal/Hard Rock	Split-up
Jesters Moon	United States	Heavy Metal	Active
Jesters of Destiny	United States	Psychedelic Heavy Metal	Split-up
Jesters of Fate	Brazil	Heavy/Power Metal	Split-up
Jesters Revenge	Canada	Heavy Metal	Split-up
Jesu	United Kingdom	Drone/Doom Metal/Shoegaze/Post-Rock	Active
Jesucristo Mentiroso	Mexico	Black/Death Metal/Grindcore	Active
Jesus	Japan	Heavy Metal	Split-up
Jesus Ain't in Poland	Italy	Grindcore	Active
Jesus Anal Penetration	Australia	Brutal Death Metal	Active
Jesus Christ	Canada	Thrash/Death Metal	Split-up
Jesus Chrysler Superskunk	Germany	Thrash Metal	Split-up
Jesus Corpus	United States	Death Metal/Grindcore	Active
Jesus Freaks	United States	Thrash Metal (early), Groove Metal (later)	Changed name
Jesus Joshua 24:15	United States	Heavy Metal	Active
Jesus Martyr	Argentina	Death/Thrash Metal	Active
Jesus Mullet	Canada	Stoner Metal with Hardcore elements	Active
Jesus Save	Japan	Thrash Metal/Hardcore	Split-up
Jesus Skin	United States	Death Metal/Industrial	Split-up
Jesus the Ripper	Poland	Death Metal	Split-up
Jesusatan	Croatia	Deathcore	Active
JesusLaceration	Finland	Black/Death Metal	Split-up
Jet	France	Heavy Metal/Hard Rock	Split-up
Jet Black	United States	Heavy Metal	Split-up
Jet Maybe	Japan	Heavy Metal/Hard Rock	Split-up
Jet Trail	Sweden	Melodic Heavy Metal	Active
Jethzabel	Ecuador	Progressive/Neoclassical Metal	Active
Jett Blakk	United States	Power/Thrash Metal	Split-up
Jettison Greymatter	United States	Death Metal/Deathcore	Active
Jevo	Spain	Power Metal	Active
Jewel	Japan	Heavy Metal	Split-up
Jewel	Netherlands	Melodic Speed/Power Metal	Split-up
Jewicide	United States	Raw NS Black Metal	Active
Jewicide	France	NS Black Metal	Split-up
Jewish Juice	Italy	NS Black Metal	Active
Jex Thoth	United States	Psychedelic Rock, Doom Metal	Active
Jezabel	Hungary	Heavy Metal	Split-up
Jezabel	Argentina	Power Metal	Active
Jezabel	Colombia	Black Metal	Active
Jezebedth	Brazil	Black Metal	Active
Jezebel's Children	Canada	Power/Thrash Metal	Split-up
Jezebel's Tower	Germany	Progressive Metal	Split-up
JFKFC	United States	Thrash/Groove Metal	Active
Jheronimus Bosch	Argentina	Progressive/Stoner Metal	Active
Jig Saw	Germany	Thrash Metal	Split-up
Jig-Ai	Czech Republic	Death Metal/Goregrind	Active
Jigsaw Torture	Australia	Brutal Death Metal/Grindcore	Active
Jigsore	Spain	Death Metal/Grindcore	Active
Jigsore	Germany	Death/Southern Metal	Active
Jigsore Terror	Sweden	Grindcore / Death Metal	Active
Jihad	Poland	Death/Thrash Metal	Active
Jihad	Indonesia	Death Metal/Grindcore	Active
Jihad	Ukraine	Groove/Thrash Metal	Active
Jihad	Venezuela	Black Metal	Active
Jihard	Japan	Heavy Metal	Split-up
Jikeurind Blad	Korea, South	Black Metal	Split-up
Jill's Project	Japan	Heavy Metal, Shred	Active
Jim Allan	United States	Heavy Metal / Shred	Active
Jim Dofka	United States	Power/Thrash Metal	Active
Jim Gillette	United States	Glam/Heavy Metal	Split-up
Jim Jones and the Kool-Ade Kids	United States	Thrash/Doom Metal with Crossover influences	Split-up
Jim Martin	United States	Heavy Metal	Split-up
Jim Matheos	United States	Acoustic	On hold
Jimi Mitchell	United States	Neoclassical Heavy Metal	Active
Jimmy Strain	Korea, South	Progressive Rock/Metal	Active
Jimmy Williams	United States	Progressive Metal	Active
Jin	Russia	Heavy/Power Metal/Shred	Active
Jinn	Tajikistan	Heavy Metal	Active
Jinovatka	Czech Republic	Heavy Metal	Active
Jinx	France	Heavy Metal	Split-up
Jinx	Russia	Heavy Metal	Active
Jinx	Germany	Power Metal	Split-up
Jitterbug	Germany	Progressive Metal/Rock	Active
Jivaro	Spain	Heavy Metal	Split-up
JJ's Powerhouse	United Kingdom	NWOBHM	Active
JMO	United States	Progressive Metal/Shred	Active
Job	United States	Funeral Doom Metal	Active
Job for a Cowboy	United States	Deathcore (early), Death Metal (later)	Active
Joda Cema	United Kingdom	Thrash/Death Metal	Active
Jodonal	Czech Republic	Heavy Metal	Split-up
Joe Defister	Germany	Thrash Metal	Unknown
Joe Granata	United States	Heavy/Thrash Metal	Unknown
Joe Hasselvander	United States	Heavy Metal	On hold
Joe Step	United States	Traditional Heavy Metal	Split-up
Joe Stump	United States	Heavy Metal/Shred	Active
Joe Thrasher	Canada	Thrash Metal	Active
Joe-Erk	Japan	Heavy Metal	Split-up
Joel Wanasek	United States	Heavy/Thrash Metal/Shred	Active
Joey Tafolla	United States	Neoclassical Metal/Rock, Shred	Active
Joey Vera	United States	Heavy Metal	On hold
Johann Wolfgang Pozoj	Croatia	Progressive/Avant-garde Black Metal	Active
Johansson	Sweden	Neoclassical/Blues/Fusion (early), Power Metal (later)	Split-up
John A.B.C. Smith	Germany	Power Metal	Unknown
John Arch	United States	Progressive Metal	Unknown
John B.	Greece	Power Metal/Shred	Active
John Christ	United States	Stoner/Groove Metal/Rock	Active
John Connelly Theory	United States	Heavy Metal	Split-up
John Dee	Germany	Heavy/Gothic/Power Metal	Active
John Doe	Poland	Thrash Metal/Metalcore	Changed name
John Donelly	United States	Heavy/Thrash Metal	Split-up
John DX	Poland	Industrial Metal	Changed name
John Ferns	India	Progressive Rock/Metal/Shred	Unknown
John Holmez	Japan	Thrash/Groove Metal	Unknown
John Jaunese	United States	Shred/Technical Metal	Split-up
John Macaluso & Union Radio	United States	Progressive Metal/Rock	Active
John Nash	Italy	Death/Black Metal	Unknown
John Norman Collins	United States	Death/Thrash Metal	Split-up
John Perinbam	Canada	Heavy Metal	Active
John Petrucci	United States	Progressive Metal, Shred	Active
John West	United States	Melodic Heavy Metal	Active
Johnny Gruesome	Canada	Heavy Metal	Unknown
Johnny Lökke	United States	Power Metal	Active
Johnny Mental	United Kingdom	Thrash Metal/Metalcore	Split-up
Johnny Midnight and the Daemons from Hell	Guam	Death / Thrash Metal with Punk influences	On hold
Johnny Newman	United States	Symphonic/Progressive Metal	Active
Johnny Touch	Australia	Heavy/Speed Metal	Active
Johnny Truant	United Kingdom	Death Metal/Metalcore	Split-up
Johnny Underdog	United States	Thrash Metal	Unknown
Johnston	Germany	Death Metal	Active
Join the Dead	United States	Thrash Metal	Active
Joint Depression	Finland	Gothic/Progressive Metal	Active
Jois	Germany	Progressive Rock/Metal	Active
Joker	United Kingdom	NWOBHM	Split-up
Joker	Canada	Thrash Metal	Split-up
Joker	Portugal	Glam/Hard Rock (early), Heavy/Groove Metal (later)	Split-up
Jokers Wild	United Kingdom	Heavy Metal	Split-up
Jokerscourt	Germany	Heavy Metal/Hard Rock	Active
Joking Massacre	Germany	Thrash/Black Metal	Split-up
Joking with Fire	Italy	Heavy Metal	Active
Jolly Roger	Germany	Groove/Heavy Metal	Unknown
Jon Oliva's Pain	United States	Heavy/Power Metal	Active
Jonah Quizz	Sweden	Heavy Metal/Hard Rock	Split-up
Jonas Grumby	United States	Power Metal	Split-up
Jonas Hansson	United States	Neoclassical Heavy Metal	Active
Jonas Hellborg	Sweden	Jazz Fusion/Rock (early), Progressive Metal/Jazz Fusion/Rock (later)	Active
Jonas Tamas	Hungary	Progressive Rock/Metal	Active
JonBenet Ramsey	United States	Brutal Death Metal/Grindcore	Active
Jonel Mandres	United States	Symphonic Power Metal/Shred	Active
Jones's Lounge	United States	Doom/Stoner Metal	Split-up
Joni Fred	Finland	Progressive/Heavy Metal, Shred	Active
JonnyX and the Groadies	United States	Symphonic 'Black' Metal/Grindcore	Active
Jony Walker	Poland	Thrash Metal	Active
Joop Wolters	Netherlands	Progressive Metal, Jazz Fusion	Active
Jordan Rudess	United States	New Age, Progressive Rock/Metal	Active
Jorge Salan	Spain	Melodic Metal/Hard Rock, Shred	Active
Jormgrun	Germany	Black Metal	Active
Jormundgand	Austria	Black Metal	Split-up
Jormundgand	Sweden	Black/Death Metal	Active
Jormundgard	Germany	Death Metal	On hold
Jörmungandr	Germany	Black Metal	Active
Jorus	Argentina	Heavy/Speed/Thrash Metal	Active
Jorvik	United Kingdom	Black/Folk Metal	Split-up
José Andrëa	Spain	Hard Rock/Heavy Metal	Split-up
Jose Del Rio	Chile	Neoclassical Power/Progressive Metal	Active
Jose Rubio	Spain	Neoclassical Heavy Metal/Shred	Active
Joseph Magazine	Poland	Progressive Metal/Rock	Active
Joshua Perahia	United States	Heavy Metal	Active
Joshua Tree	United States	Progressive/Stoner Metal	Unknown
Joshua Van Der Stam's Anaconda	Chile	Neoclassical Metal/Shred	Active
Joshua's Whisper	United States	Progressive Power/Thrash/Groove Metal	Active
Josué o Salvador em Busca da Perdição	Portugal	Psychedelic Rock/Doom Metal	Active
Jotenheim	Italy	Epic Heavy Metal	Split-up
Jotnar	Spain	Melodic Death Metal	Active
Jotun	United Kingdom	Thrash/Progressive Metal	Active
Jötun	Germany	Black Metal	Split-up
Jotunblod	United States	Black Metal	Split-up
Jotunheim	Sweden	Folk/Black Metal (early), Black Metal (later)	Active
Jotunheim	Poland	Black Metal	Split-up
Jotunn	United States	Thrash/Black Metal	Active
Jotünns	Canada	Folk/Black Metal	Unknown
Jotunspor	Norway	Black Metal	On hold
Joukkomurha	Finland	Death/Thrash Metal	Active
Journal de Mort	Canada	Progressive Metal	Active
Journey Through the Dark	Italy	Doom/Death Metal	Changed name
Jours Sombres	Canada	Black Metal	Active
Joy Machine	Poland	Melodic Heavy Metal/Hard Rock	Active
Joyless	Norway	Black Metal (early), Depressive Rock (later)	Active
Joyless	Canada	Brutal Death Metal	Split-up
Joyless Jokers	Italy	Melodic Death Metal	Active
Jrangkonk	Indonesia	Black/Death Metal	Active
JRS	United States	Progressive Metal, Shred	Active
JST	Germany	Progressive Heavy/Power Metal	Active
JT Bruce	United States	Progressive Rock/Metal	Active
Juan Martín	Spain	Progressive Metal/Rock	Active
Jucifer	United States	Sludge/Doom Metal/Drone/Punk	Active
Juda's Wake	United States	Progressive/Power/Heavy Metal	Active
Judah First	United States	Heavy Metal	Active
Judas Ancestry	India	Symphonic Blackened Death Metal	Active
Judas Cradle	United States	Metalcore, Heavy/Power Metal	Active
Judas Iscariot	United States	Black Metal	Split-up
Judas Priest	United Kingdom	Heavy/Speed Metal	Active
Judder	Poland	Heavy Metal	Active
Judea	United States	Death Metal/Metalcore	Split-up
Judecca	United States	Thrash/Groove Metal	Active
Judecca	United States	Death Metal	Split-up
Judge & Jury	United States	Power Metal	Split-up
Judge Mental	United States	Thrash Metal	Split-up
Judgement	Finland	Power Metal	Split-up
Judgement	United States	Thrash Metal	Split-up
Judgement	United States	Technical Thrash Metal	Split-up
Judgement	United States	Thrash Metal	Split-up
Judgement	United States	Melodic Death Metal	Active
Judgement	United Kingdom	Thrash Metal	Active
Judgement Day	United States	Thrash Metal with Doom influences	Split-up
Judgement Day	Greece	Traditional Heavy Metal	Split-up
Judgement Day	Netherlands	Death/Thrash Metal	Split-up
Judgement Day	United States	Symphonic Metal	Active
Judgement Shall Pass	United States	Melodic Death Metal	Active
Judgment	Ireland	Thrash Metal	Split-up
Judgment Day	United Kingdom	Thrash Metal	Active
Judgment Hammer	United States	Thrash Metal	Active
Judhead	United States	Thrash Metal with Punk influences	Active
Judici Final	Spain	Heavy Metal	Split-up
Jug	United Kingdom	Thrash/Grunge/Groove Metal	Split-up
Juggermath	Australia	Death Metal	Split-up
Juggernaught	Denmark	Thrash/Death Metal	Active
Juggernaught	South Africa	Heavy/Southern Metal	Active
Juggernaut	Italy	Progressive Sludge Metal/Post-Hardcore	Active
Juggernaut	United States	Stoner/Southern Metal	Active
Juggernaut	United States	Technical Progressive Thrash/Speed Metal	Split-up
Juggernaut	France	Brutal Deathcore	Active
Juggernaut	Brazil	Thrash Metal	Active
Juggernaut	United States	Stoner Metal	Split-up
Juggernaut Diadem	Japan	Progressive Heavy Metal	Unknown
Juggernaut Four	United States	Thrash/Sludge Metal	Unknown
JuggernOrt	United Kingdom	Thrash Metal	Active
Juggernott	United States	Heavy Metal	Active
Jughead	United States	Alternative Rock	Active
Jughead	United Kingdom	Heavy Metal	Split-up
Juglans Regia	Italy	Progressive Metal/Rock	Active
Jugular	United States	Thrash Metal	Split-up
Jugular	Canada	Thrash Metal	Active
Jugular Appetizer	United States	Brutal Death Metal/Grindcore	Changed name
Jugulur	United States	Power/Groove Metal	Active
Juicio de Dios	Spain	Melodic Power Metal	Split-up
Juicio Final	Spain	Thrash Metal/Crossover	Split-up
Juicy Jane	Norway	Heavy Metal	Unknown
Julgamento	Brazil	Death/Thrash Metal with Hardcore influences	Active
Julian's Lullaby	Greece	Heavy/Symphonic Metal with various influences	Active
Julie Laughs Nomore	Sweden	Melodic Death Metal	Split-up
Julien Damotte	France	Progressive Metal	Active
Julien Martinoia	France	Symphonic Heavy Metal	Active
Juliens	Mexico	Gothic Metal	Split-up
Jumalation	Finland	Thrash Metal	Active
Jumalhämärä	Finland	Black Metal	Active
Jumbo's Killcrane	United States	Sludge/Doom Metal	On hold
Jumper Lace	France	Heavy Metal, Melodic Speed Metal	Split-up
Jumpin' Jesus	Germany	Death Metal	Split-up
Jumping Jack	France	Stoner Metal/Rock	Active
Jumping Jack Riot	France	Brutal Death Metal/Grindcore	Active
Jumpmeal	Switzerland	Groove Metal	Active
Juncos	Chile	Thrash Metal	Active
Jungle Rot	United States	Death Metal	Active
Junk	Japan	Progressive/Heavy Metal	Unknown
Junky	Ireland	Traditional Metal	Active
Junky Waltz	Japan	Heavy/Groove Metal	Active
Juno Bloodlust	Japan	Symphonic Black Metal	Active
Junxion	Japan	Heavy Metal	Unknown
Juodaragis	Lithuania	Black Metal	Split-up
Jupiter Society	Sweden	Progressive Metal	Active
Juramento	Argentina	Power Metal	Active
Jurassic Jade	Japan	Thrash Metal	Active
Jussi Kangas's Dragonwing	Finland	Neoclassical Metal/Rock, Shred	Active
Just	Hungary	Progressive/Thrash Metal	Split-up
Just	Brazil	Heavy Metal	Unknown
Just Cause	Canada	Death/Thrash Metal	Split-up
Just Face	Brazil	Heavy Metal	Active
Just Hate	Brazil	Death Metal	Active
Just Karma	Guam	Progressive Metal	Active
Just One Fix	New Zealand	Thrash Metal	Active
Just Pain	Germany	Death/Thrash Metal	Split-up
Just Say No	Germany	Melodic Progressive Metal	Split-up
Just Swallow	Slovenia	Melodic Death/Thrash Metal	On hold
Just Us	France	Progressive Metal	Split-up
Justabeli	Brazil	Death Metal	Active
Justice	Spain	Thrash Metal	Split-up
Justice	Switzerland	Thrash Metal/Crossover	Split-up
Justice	United States	Heavy Metal	Split-up
Justice	Germany	Thrash Metal	Active
Justice	Brazil	Heavy/Power Metal	Split-up
Justice Denied	Italy	Power/Thrash Metal	Split-up
Justice Department	Spain	Death Metal/Grindcore	Active
Justice Inc.	Germany	Heavy/Traditional Metal	Split-up
JusticeHell	Chile	Thrash Metal	Active
Justícia	Slovakia	RAC/Oi! (early), Death Metal (later)	Split-up
Justicia	Germany	Thrash Metal	Split-up
Justified	Sweden	Melodic Gothic/Heavy Metal	Split-up
Justin Georgewitz	United States	Thrash/Heavy Metal	Active
Justin Sane	United States	Power/Thrash Metal	Split-up
Justire	Germany	Power Metal	Split-up
Justivice	Japan	Death Metal	Split-up
Justiz Mord	Poland	Death/Thrash Metal with Hardcore Influences	Split-up
Justness	Germany	Heavy Metal/Hard Rock	Split-up
Justness	Brazil	Power/Thrash Metal	Split-up
Justonefix	United Kingdom	Death Metal	Active
Jute Gyte	United States	Experimental Black Metal, Ambient, Noise	Active
Jutta Weinhold	Germany	Heavy Metal	Active
Juvaliant	Austria	Symphonic Progressive Power Metal	Active
Juvenocracy	United States	Thrash Metal	Split-up
JWA	Japan	Heavy/Doom Metal	Active
Jynx	United States	Melodic Heavy Metal	Split-up
Jørn	Norway	Heavy Metal, Progressive, Rock	Active
The Jack	Spain	Heavy Metal	Split-up
The Jack	Poland	Heavy Metal	Active
The Jam Session	Sweden	Sludge/Doom Metal	Split-up
The Jasser Arafats	Finland	Death/Thrash Metal	Active
The Jelly Jam	United States	Progressive Metal	Active
The Jimmy Whip Project	United States	Heavy Metal/Hard Rock	Active
The Johansson Brothers	Sweden	Melodic/Symphonic Metal	Changed name
The Joint Chiefs	Canada	Thrash Metal/Hardcore	Active
The Joke?	Brazil	Thrash/Groove Metal (early), Hardcore/Alternative (later)	Active
The Jokke	Brazil	Brutal Death Metal	Active
The Jones	France	Progressive Heavy Metal	Active
The Juggernaut	France	Heavy/Thrash Metal	Active
The Juliet Massacre	Italy	Death Metal/Metalcore	Active
The Junks of the Crossroads	Brazil	Thrash Metal	Split-up