- M.I.A.
- M83
- Maarten
- The Mabuses
- Macha
- Machine Girl
- This Machine Kills
- Machnick
- Mad Pop'X
- Mad Season
- The Madcaps
- Made Out Of Babies
- Madonna Hip Hop Massaker
- Madrugada
- The Mae Shi
- Johnny Mafia
- Magazine
- The Magic Numbers
- Magicrays
- Magma
- The Magnetic Fields
- Magnetophone
- Magnolia Electric & Co
- Magnus
- Zézé Mago
- Magoo
- Magyar Posse
- Mahjongg
- Mahogany
- Tkay Maidza
- Maïeutiste
- Maison Book Girl
- Majesty Crush
- Major Deluxe
- Make Up
- Kazu Makino
- Malajube
- Maldoror
- Malfunkshun
- Malibu Stacy
- Stephen Malkmus
- Stephen Malkmus And The Jicks
- Man
- Man Man
- Man Or Astroman ?
- Eleni Mandell
- Mandible Chatter
- Mando Diao
- Manes
- Manic Street Preachers
- Maniucha & Ksawery
- Mansfield.TYA
- Marilyn Manson
- Manson's Child
- Mansun
- Manta Ray
- Mantar
- The Maple Room
- Maplebee
- Maps
- La Mar Enfortuna
- Marc Ribot's Ceramic Dog
- April March
- Mare
- Margaret Catcher
- Marie Mathématique
- Marietta
- Marion
- Maritime
- Marjorie Fair
- The Mark Of Cain
- Laura Marling
- Marmaduke Duke
- Marquis
- Marquis De Sade
- Les Marquises
- Johnny Marr & The Healers
- The Married Monk
- Mars Red Sky
- The Mars Volta
- Marshmallow Coast
- Sebastien Martel
- Kevin Martin
- Jeff Martin
- The Martinis
- Kelly De Martino
- Marvin
- Mary Goes Round
- Mary's Child
- J Mascis
- Maserati
- Massive Attack
- Master Musicians Of Bukkake
- Masters Of Reality
- Mastodon
- Matching Mole
- Mater Suspiria Vision
- Material
- Material Girls
- Mates Of State
- Math The Band
- Mathis & The Mathematiks
- The Matinee Orchestra
- Matmos
- Jonah Matranga
- Syd Matters
- Eric Matthews
- Mattiel
- Maudits
- John Maus
- Maxïmo Park
- Maybeshewill
- Mayerling
- Mazarin
- Mazes
- Mazzy Star
- Mbongwana Star
- MC5
- McCarthy
- Cass McCombs
- Ian McCulloch
- Mclusky
- James Vincent McMorrow
- Tom McRae
- Meanwhile, Back In Communist Russia...
- Meat Puppets
- Mecca Normal
- Medications
- Medicine
- The Meeting Places
- Megafaun
- Megapuss
- The Mekons
- MellaNoisEscape
- Mellow
- Mellowdrone
- Melmac
- Melodium
- Melody's Echo Chamber
- Melt Banana
- Melvins
- Membrane
- Memoryhouse
- The Men
- Menace Ruine
- Mendelson
- The Mendoza Line
- Menlo Park
- Menomena
- Menswear
- Glenn Mercer
- Natalie Merchant
- Mercury Rev
- Mercy Giants
- Meringue, Alcohol & Us
- Thomas Mery
- Merz
- Merzbow
- The Metal Gurus
- Metallic Falcons
- Metric
- Metronomy
- Metz
- Meursault
- Mew
- Mewithoutyou
- Mgla
- MGMT
- Mi Ami
- Mi And L'Au
- Micachu
- Mice Parade
- Michael Head & The Strands
- Michel Cloup (Duo)
- Arnaud Michniak
- Mickey 3D
- Micro:mega
- Microfilm
- The Microphones
- Malcolm Middleton
- Midlake
- Midnight Juggernauts
- Midwest Product
- Migala
- The Mighty Lemon Drops
- Mihai Edrisch
- Mika Miko
- Mild High Club
- Milemarker
- Wymond Miles
- Vinny Miller
- Millionaire
- Jeff Mills
- Mina May
- Minami Deutsch
- Mind Monogram
- The Minders
- Mineral
- Minimal Compact
- Ministry
- A Minor Forest
- Minor Majority
- Minor Threat
- Minor Victories
- Mint 400
- Minus Story
- Minus The Bear
- The Minutemen
- Miossec
- Mirah
- Mirror/Dash
- The Misfits
- Miss Kittin & The Hacker
- Miss Pussycat
- The Missing Season
- The Mission
- Mission Of Burma
- Mistress Bomb H
- Misty's Big Adventure
- Anaïs Mitchell
- Lisa Mitchell
- Mitski
- Moaning
- Mobiil
- Mobil Session Team
- Connan Mockasin
- Moderat
- Modern English
- The Modern Lovers
- Modern Men
- Modest Mouse
- Modey Lemon
- Marie Modiano
- Modified Toy Orchestra
- MoE
- Aidan Moffat
- The Moglass
- Mogwai
- Mojave 3
- Moke [UK]
- Molasses
- The Moldy Peaches
- Jason Molina
- Juana Molina
- Tony Molina
- Moller Plesset
- Molly McGuire
- The Molochs
- Nils Petter Molvaer
- Momma
- Monade
- Janelle Monáe
- Monarch!
- Mondkopf
- The Mondo Crescendo
- Mondo Generator
- Money Mark
- Monk & Canatella
- Monkey3
- The Monkeywrench
- The Monks
- Monno
- Mono
- Mono (UK)
- Monochrome
- The Monochrome Set
- Monolithe
- Monomyth
- Monroe
- Monroe Mustang
- Monster Magnet
- Monster Movie
- The Monsters
- Monsters Of Folk
- Montevideo
- Montgomery
- Roy Montgomery
- Moon Duo
- The Moonbeats
- Moonchild
- Moonface
- Moonloop
- Moonreich
- Moonshake
- Thurston Moore
- Moose
- Kevin Morby
- Morcheeba
- Moriarty
- Morning After Girls
- Morphine
- Travis Morrison
- Van Morrison
- Morrissey
- This Mortal Coil
- Mortis Mutilati
- Mos Generator
- Mosquito
- Moteur !
- Mother Love Bone
- Motherfucker
- Motion City Soundtrack
- Motorama
- Motorhead
- Motorpsycho
- Bob Mould
- Mouloud
- Mount Eerie
- Mount Kimbie
- Mount Shasta
- Mount Sims
- Mountain Bike
- The Mountain Goats
- Mountaineers
- Mouse On Mars
- Mouthus
- Movietone
- Mr Oizo
- Mr. Bungle
- Ms. John Soda
- MSTRKRFT
- Mud Flow
- Mudhoney
- Jeff Mueller
- Mugison
- Mule
- Shawn Mullins
- Múm
- Mumbles
- Mur
- Jean Louis Murat
- Murcof
- Murder By Death
- The Murder Capital
- The Murder City Devils
- Alexi Murdoch
- The Murlocs
- Murmur
- Murmuüre
- Peter Murphy
- Roisin Murphy
- John Murry
- Muse
- The Music
- Mx-80 Sound
- My Bloody Valentine
- My Brightest Diamond
- My Cat Is An Alien
- My Disco
- My Dynamite
- My Latest Novel
- My Morning Jacket
- My Own Private Alaska
- My Vitriol
- Mystery Jets
- Mütterlein
