| Montener The Menace | 0 | 0 |
| Monterey. | 0 | 0 |
| Monteverdi Ensemble Amsterdam | 1 | 0 |
| Monteverdi Orchestra | 0 | 0 |
| Monteverdi String Band | 0 | 0 |
| Monteverdi-Continuo-Ensemble | 1 | 0 |
| Monteverdi-Ensemble Opernhaus Zürich | 0 | 0 |
| Monteverdi‐Chor Hamburg | 10 | 0 |
| Montreal Chamber Players | 0 | 0 |
| Montreal Players | 1 | 0 |
| Montreal String Quartet | 0 | 0 |
| Montserrat Cervera | 0 | 0 |
| Montserrat Figueras | 32 | 0 |
| Montserrat Martí | 0 | 0 |
| Monty Alexander | 0 | 0 |
| Monty Budwig | 0 | 0 |
| Monument | 0 | 0 |
| Mooch | 0 | 0 |
| Moodeep | 0 | 0 |
| Moody Good | 0 | 0 |
| Moody Joody | 0 | 0 |
| Mookie Lee-Menuhin | 0 | 0 |
| Mooloodjee | 0 | 0 |
| Moon Shot | 0 | 0 |
| Moon Yung Oh | 1 | 0 |
| MoonDoctoR | 0 | 0 |
| MoonMood | 0 | 0 |
| Moonbeam Terror | 0 | 0 |
| Moonblood | 0 | 0 |
| Mooncitadel | 0 | 0 |
| Moonica Mac | 0 | 0 |
| Moonkid ☾ | 0 | 0 |
| Moonless Formless | 0 | 0 |
| Moonman | 0 | 0 |
| Moonphase | 0 | 0 |
| Moonraker | 0 | 0 |
| Moonwinds | 0 | 0 |
| MoozE | 0 | 0 |
| Morabeza Tobacco | 0 | 0 |
| Moraes Moreira | 0 | 0 |
| Moral Law | 0 | 0 |
| Moravská filharmonie Olomouc | 8 | 0 |
| Moravské kvarteto | 0 | 0 |
| Moray Welsh | 5 | 0 |
| Morbid Abomination | 0 | 0 |
| Morbid Beauty | 0 | 0 |
| Morbid Intent | 0 | 0 |
| Morbid Stench | 0 | 0 |
| Mordecai Shehori | 0 | 0 |
| Mordechai Kohn | 0 | 0 |
| More Antiquo | 0 | 0 |
| More Frills | 0 | 0 |
| More Maiorum | 0 | 0 |
| Morelenbaum²/Sakamoto | 0 | 0 |
| Morella’s Forest | 4 | 0 |
| Moreno Veloso | 5 | 0 |
| Moretti | 1 | 0 |
| Morgan Fisher | 0 | 0 |
| Morgan Foster | 0 | 0 |
| Morgan Goff | 0 | 0 |
| Morgan Kibby | 0 | 0 |
| Morgan Lewis | 0 | 0 |
| Morgan Pearse | 3 | 0 |
| Morgan State University Choir | 1 | 0 |
| Morgana | 0 | 0 |
| Morgane Le Corre | 0 | 0 |
| Morgin Madison | 0 | 0 |
| Morgue | 0 | 0 |
| Morison | 0 | 0 |
| Moritz Ernst | 2 | 0 |
| Moritz Fasbender | 0 | 0 |
| Moritz Hauptmann | 1 | 0 |
| Moritz Kallenberg | 1 | 0 |
| Moritz Moszkowski | 38 | 0 |
| Moritz Piske | 0 | 0 |
| Moritz Stoepel | 0 | 0 |
| Moritz Winkelmann | 0 | 0 |
| Moritz von Hessen-Kassel | 0 | 0 |
| Moritz von Oswald | 0 | 0 |
| Moritzburg Festival Ensemble | 4 | 0 |
| Moriz Rosenthal | 0 | 0 |
| Morley Meredith | 0 | 0 |
| Morlockk Dilemma | 0 | 0 |
| Morlockko Plus | 0 | 0 |
| Morouj | 0 | 0 |
| Morphing Chamber Orchestra | 0 | 0 |
| Morray | 0 | 0 |
| Morriarchi | 0 | 0 |
| Morrigan | 0 | 0 |
| Morris Pert | 1 | 0 |
| Morris Stoloff | 0 | 0 |
| Mort Shuman | 0 | 0 |
| Morta Grigaliūnaitė | 0 | 0 |
| Mortal Pattern | 0 | 0 |
| Mortem | 1 | 0 |
| Morten Georg Gismervik | 0 | 0 |
| Morten Gunnar Larsen | 0 | 0 |
| Morten Lauridsen | 14 | 0 |
| Morten Lund | 0 | 0 |
| Morten Ramsbøl | 0 | 0 |