- The Muses -- The Music Fair
- The Music Head Hunter -- The Musical Intimidators
- The Musical Maniacs -- The Mustang
- The Mustangs -- The Muzzler
- The MV Band -- The Mystery Band
- The Mystery Girls -- The Mystics (Rap)
- The Mystifying Oracle -- The Naked And Famous
- The Naked and the Dead -- The Nancy Atlus Project
- The Nancy Ray-Guns -- The Nashville Waltz Kings
- The Nasty -- The National Bank
- The National Cast -- The Natural 1
- The Natural -- The Naysayer
- The Naysayer -- The Nazz