- Morcheeba
- Mordor
- More Than A Thousand
- Moremoney
- Morgan Heritage
- Morgan Page
- Morgenstern
- Morgoth
- Morgul
- Morning Parade
- Morphine
- Morrissey
- Mors Principium Est
- Morten Harket
- Mortician
- Mortification
- Mortiis
- Mos Def
- Motionless in White
- Motley Crue
- Motorama
- Motorcycle
- Motorhead
- Mott The Hoople
- Movies Soundtracks
- Moxy Fruvous
- Mptri
- Mr Big
- Mr Bungle
- Mr Credo
- Mr Pink
- Mr President
- Mr. Lif
- Mr. Shadow
- Ms Mr
- MUCC
- Mucupurulent
- Muddy Waters
- Mudhoney
- Mudvayne
- Mujuice
- MULTIPASS
- Mum
- Mumford & Sons
- Mungo Jerry
- Muppets
- Murderdolls
- Murphy Lee
- Murray Gold
- Murray Head