| The Loved and Lost |
| The Loved Ones |
| The Loveforce Collective |
| The Lovelites |
| The Lovemakers |
| The Lovers Of Valdaro |
| The Loves |
| The Lovin' Spoonful |
| The Loving Mary Band |
| The Low Anthem |
| The Low Note Quintet |
| The Lowdown Drifters |
| The Lower Third |
| The Lowest of the Low |
| The Lowest Pair |
| The Lowkeys |
| The Lox |
| The Lucksmiths |
| The Lucky Devils |
| The Lucky Dragons |
| The Lucy Nation |
| The Lukers |
| The Lullaby Orchestra |
| The Lulus |
| The Lumineers |
| The Lumzys |
| The Lundell Brothers |
| The Luniz |
| The Lush Life Players |
| The Lustre Kings |
| The Lxst |
| The Lyn Murray Singers |
| The Lyndsay Diaries |
| The Lynne Arriale Trio |
| The Lyttle Sisters |
| The M Machine |
| The Macarena Men |
| The Macc Lads |
| The Maccabees |
| The MacDonald Bros. |
| The Machine for Making Sense |
| The Machinist |
| The Mackenzie |
| THE MAD CAPSULE MARKETS |
| The Mad Hatter |
| The Mad Hatters |
| The Mad Lads |
| The Madd |
| The Madd Rapper |
| The Madden Brothers |
| The Maddox Brothers |
| The Maddox Brothers & Rose |
| The Madness |
| The Mae Shi |
| The Magic |
| The Magic Band |
| The Magic Beans |
| The Magic City Jazz Band |
| The Magic Gang |
| The magic numbers |
| The Magic Time Travelers |
| The magical flying thunderbirds |
| The Magical Kingdom |
| The Magical Singers |
| The Magician |
| The Magnetic Fields |
| The Magnetic Zeros |
| The Magnetics |
| The Magnets |
| The Magnettes |
| The Magnificent |
| The Magnificent 7 |
| The Magnificent Mercury Brothers |
| The Magnificent Seven |
| The Magnificent Sevenths |
| The Magnificent VII |
| The Magokoro Brothers |
| The Magpie Salute |
| The Mahones |
| The Main Ingredient |
| The Maine |
| The Mainstreeters |
| The Maisonettes |
| The Maitlands |
| The Majestic Twelve |
| The Majesticons |
| The Majors |
| The Makaha Sons |
| The Make-Up |
| The Malibus |
| The Mallards |
| The Maloy Brothers |
| The Mamas |
| The Mamas & The Papas |
| The Mamas & the Papas |
| The Mammals |
| The Man Eating Tree |
| The Management |
| The Manatees |
| The Mancini Pops Orchestra |
