Macabre
Machine Head
Mactätus
Madder Mortem
Madsword
Mael Mordha
Magellan
Magnitude 9
Magnum Carnage
Magstatic
Mahavatar
Majestic
Malignus Youth
Malory
Mandatory Suicide
The Mandrake
Manic Street Preachers
Mann-Dude, Guy
Manowar
Manring, Michael
Marduk
Marillion
Marilyn Manson
Marley, Bob (and the Wailers)
Married to Music
Mastermind
Mastodon
Master's Hammer
Maudlin of the Well
Maximum Indifference
Mayadome
Mayhem
McCulloch, Ian
McGill/Manring/Stevens
McKennitt, Loreena
MD.45
MDFMK
The Meads of Asphodel
Meat Puppets
Megadeth
Megiddo
Melvins
Memento Mori
Memory Garden
Mental Home
Mental Horror
Mephiskapheles
Mercenary
Mercury Rising
Mercyful Fate
Meshuggah
Metal Church
Metallica
Meta Section
Mezarkabul
Mi6
Michael Schenker Group
Mico
Midnight Oil
Midtown Bootboys
Midway Still
The Mighty Mighty Bosstones
The Milwaukees
Mind Funk
Mind Odyssey
Mind's Eye
Mindrot
Ministry
Minor Threat
Minutemen
Miranda Sex Garden
Misanthrope
Misfits
Mishap(e)
Mission of Burma
Mistigo Varggoth Darkestra
Mithotyn
Moby
M.O.D.
Modus Operandi
Monster Movie
Moon of Steel
Moonsorrow
Moonspell
Morbid Angel
Mordred
Morgion
Morphine
Morrigan
Morse, Steve
Mortician
Mortification
Mortiis
Mortuary Drape
Mosher, Scott
Motörhead
Motorpsycho
Mould, Bob
Mountain Mirrors
Mr. Bungle
Mr. Muggy
The Mr. T Experience
Mudhoney
Mundanus Imperium
Municipal Waste
Munly
The Mushroom River Band
My Dying Bride
My Life With the Thrill Kill Kult
My Name
Mysterium
Mystic Circle