| The Mothers of Invention |
| The Mothers of Mayhem |
| The Mothmen |
| The Motion Below |
| The Motion Epic |
| The Motivated Sequence |
| The Motivations |
| The Motive |
| The Motor City Horns |
| The Motors |
| The Motorvaders |
| The Mouldy Cave Society |
| The Mouldy Five |
| The Mound City Blue Blowers |
| The Mount Pleasant Experience |
| The Mountain Brothers |
| The Mountain Carol |
| The Mountain Goats |
| The Mountain King |
| The Mountain Park Old Time Band |
| The Mourning Delights |
| The Mourning Post |
| The Mourning Suns |
| The Mourning Woulds |
| The Mouseketeers |
| The Mousses |
| The Moustaches |
| The Mouth-Breathers |
| The Mouts |
| The Mova |
| The Move |
| The Movement |
| The Movement |
| The Movement in Codes |
| The Movers |
| The Moves Collective |
| The Movielife |
| The Movies |
| The Moving Pictures |
| The Moving Sidewalks |
| The Mowgli's |
| The Mox |
| The Moxi |
| The Moxies |
| THE MOYS |
| The Moz Feat. Genito & GM |
| The Mozartists |
| The Moze |
| The Mr. |
| The Mr. T Experience |
| The Mr. White Memorial Orchestra |
| The Mrs |
| The MSB |
| The Mub |
| The Muckers |
| The Muckrakers |
| The Mudbugs Cajun & Zydeco Band |
| The MUDD CLUB |
| The Muddies |
| The Muddle |
| The Mudlarks |
| The Mudmen |
| The Mudville Mothers |
| The Mueres |
| The Muffinmates |
| The Muffins |
| The Muffinz |
| The Muffler Man |
| The Muffs |
| The Muggles |
| The Muggs |
| The Mugil 4 |
| The Mugshots |
| The Mugwumps |
| The Muhibbain |
| The Mukherjee Development |
| The Mulak Mind |
| The Mulberries |
| The Mule Skinner Band |
| The MULLAH Famly |
| The Mullberries |
| The Mulls |
| The Mumfees |
| The Mummas |
| The Mums |
| The Munch |
| The Munchkins |
| The Mundanes |
| The Mung Beings |
| The Munich State Orchestra |
| The Muñoz Brothers Band |
| The Munroes |
| The Munros |
| The Munsch Bunch |
| The Muppet Barbershop Quartet |
| The Muppets |
| The Muppets show |
| The Mural and the Mint |
| The Murder Capital |
| The Murder Creek |
