Creators
- M-TankM. BisonM. Geddes GengrasMa BakerMAAZEMac and JuiceMace HathawayMacGregorThe MachineThe Machine (NL)The MacpodzThe MacrotonesA Mad AffairMad Dog TrioMad FablesMad-Sweet PangsMadahoochiMadame BrownMadelineMadeline HawthorneMadgrassMadly in DubMadrikThe Magic BeansMagic BoxMagic Celbration FactoryMagic Celebration FactoryMagic In The OtherMagic JacksonmagicgravyMagicyclopsThe Magnetic PullMagnolia DriveMagnolia Electric CoMagnolia ExpressMagnolia RowMagpieMah JonesMahDoOdThe MahonesThe Main SqueezeMajestic CircusMajesty's MonkeyThe MajiThe Major Domo BandMajor LingoMakayanMakepeace BrothersThe MakersMaking Jesus CryMakthaverskanMaktubThe MalahThe Malai LlamaMalama Pono AllstarsMalfunktionThe Mallett Brothers BandMalpass BrothersMalyevadosMama MagnoliaThe Mama RagsMama's Cookin'Mama's LoveMamacitaMamafestamamaSutraMammalMammal DapThe MammalsMan About a HorseMan Or Astroman?MANALISHIManatawny Creek RamblersMando MafiaMandolin OrangeMango BobsledManic VisionManicatoThe Manor And FriendsMantisMantisBluegrassThe MantrasMany ColorsMaraMaradeenMarahMarbinMarble EyesMarble GardenMarbles and PiraciesMarc BroussardMarc Douglas BerardoMarc GunnMarchFourthMarco BeneventoMarco PolioMarcus and the MantrasMarcus EatonMarcus King BandMarcus Rezak
- The Marilyn Mayhem BandMarinadeMaritimeMark Adams BandMark AndrewMark Augustin TrioMark BilyeuMark BrutMark ErelliThe Mark Hembree BandMark Hopkins BandMark Jungers [Band]Mark KaranMark Paradis BandMark Perkins PartyMark RubinMark Sexton BandMark TylerMark WoodsMarkham HillMarks BrothersMarley's GhostMaroon5Married To The SeaMars Hotelmars mushroomsMars Retrieval UnitMarsh Brothers BandMarshall ArtMarsupiaLThe MarsupialsMartin Farrell Jr.Martin FierroMartin GuiguiMartin SextonMartina SorbaraMartini MoonlightMarty CainMarvelous FunkshunMarvin KingMary Adam 12Mary Frances and The Dirty ClassicsMary GatchellMary Kirk and the Long Riders Blues BandMary TewksburyMarys LaneMash Potato MashersMason Adams ProjectMason JenningsMason PorterMason's ChildrenMasontownMasseuseMaster ThievesMasters of the TelecasterMatador! Soul SoundsThe MatchsellersMATECMateo MonkMath ClassMath GamesMath the BandMatisyahuMatooka's GrooveMatt CostaMatt HartleMatt HiresMatt Hubbard TrioMatt Joe GowMatt LucasMatt MaysMatt McGuireMatt NathansonMatt PerroneMatt PoirierMatt Pond PAMatt RayMatt Ray and Those Damn HorsesMatt ReynoldsMatt RuddickMatt Rupnow ProjectMatt ScutchfieldMatt TaulMatt Turk & FriendsMatt WertzMatt WinnMatt ZeinerMatthew KleiserMatthew McAveneMatthew OstrowskiMatthew Shadley BandMatthews-Yates-Sugar TrioMatthue RothMattson/Barraco & FriendsMatty Pop ChartMax CreekMax Creek, Reel, 1978, Scott Medeiros, Telefunken StudiosThe Max Levine EnsembleThe Max Melner OrchestraMaxwell Friedman Group
- The May NorthMaya ElenaThe MaykersMazMínusMcCabe and Mrs MillerMcDowell ShortcutThe McGowan Family BandMcGowan Family BandMcKinley Morrison & WilliamsMcKinley's MoodThe McLovinsMcMuleMcTuffMe and Ed's Music MachineMe and Mr. CassidyMe And My CloudMead HornMeadow RunMean CreekMeat PuppetsmeatPLanetMechanismMedicationsMedicinal DreamsThe MedicinalsMedicine FishMedicine RattlersMedicine ShowMedicine WheelMeet Your New MommyMegafaunMegan PalmerMegan SlankardMegaphonMegatimeMegatronMeghan La RoqueMekong XpressMekonsMelba ToastMelbourne Little BandsMellow BlendMelon CollieThe MeltMelthair and the LoveratsThe Melting NomadsMelting PotMeltoneMelvin SealsMelvin Seals and JGBMelvin Sparks BandMemphis McCoolThe Memphis StrangeThe MenagerieMenhirs of Er GrahmeniskusMenomenaMeposMerMercury LandingMerge Into StripesMerican SlangThe MericansThe MerleMermenThe Merry DankstersMertherMesa De BoogieMeshuggenismo!Messy JiversonMetafonicsThe Metamorphose JonesMetasequoiaThe MethodMetriLodicMexican GunfightMeyMey FreshThe MGDsThe MiasmicsMic HarrisonMicah and the SquirrelMicah ReadMicah ScottMichael BarrettoMichael Bellar and the As Is EnsembleMichael ClemMichael Franti and SpearheadMichael GarfieldMichael George GonzalezThe Michael J Epstein Memorial LibraryThe Michael J. Epstein Memorial LibraryMichael Jordan Touchdown PassMichael TolcherMichelangelo CarubbaMichelle Sarah BandMichettiMick ThomasMickey Hart BandThe Microphones