- The Mint -- The Mirrors
- The Mirrors -- The Missing Season
- The Missing Teens -- The Mistake
- The Mistakeman -- The Mitchell Choirboys
- The Mitchell-Ruff Duo -- The Moaners
- The Moaning Myrtles -- The Mod Wheel
- The Mode -- The Modern Jazz Orchestra
- The Modern Jazz Quartet -- The Modifiers
- The Modifiers -- The Mojo Fins
- The Mojo Gypsies -- The Moment
- The Moments -- The Monique Experience
- The Monistats -- The Monologue Bombs
- The Monolords -- the monophonics