| Mutiny | 0 | 0 |
| Mutt | 0 | 0 |
| Mutter’s Virtuosi | 1 | 0 |
| Muu. | 0 | 0 |
| Muun Music Universe | 0 | 0 |
| Muwafak Shahin Khalil | 1 | 0 |
| Muzan | 0 | 0 |
| Muzio Clementi | 79 | 0 |
| Muzzix | 0 | 0 |
| Muzzy Marcellino | 0 | 0 |
| Mwk | 4 | 0 |
| Mxnvra | 0 | 0 |
| Mxrgxn | 0 | 0 |
| My Beautiful Decay 1973 | 0 | 0 |
| My Cat Is an Alien | 0 | 0 |
| My Darling Clementine | 0 | 0 |
| My Device | 0 | 0 |
| My Guardian Angel | 0 | 0 |
| My Hair is Bad | 0 | 0 |
| My Lord Chamberlain's Consort | 0 | 0 |
| My Minds Mine | 0 | 0 |
| My Pleasure | 0 | 0 |
| My Theatre Friend | 0 | 0 |
| My second guess | 0 | 0 |
| Myalansky | 0 | 0 |
| Myd | 2 | 0 |
| Myelin's Sheath | 0 | 0 |
| Myer Fredman | 5 | 0 |
| Myka 9 | 0 | 0 |
| Mykalle Bielinski | 0 | 0 |
| Mykestro | 0 | 0 |
| Mykhailo Sosnovsky | 0 | 0 |
| Mykki Blanco | 0 | 0 |
| Mykola Ovsianiko-Kulikovsky | 1 | 0 |
| Mykola Suk | 4 | 0 |
| Mylie Taylor | 0 | 0 |
| Mylène Alexis-Garel | 0 | 0 |
| Mynta | 0 | 0 |
| Myra Huang | 0 | 0 |
| Myra Melford Trio | 0 | 0 |
| Myriad Valley | 0 | 0 |
| Myriam Barbaux-Cohen | 0 | 0 |
| Myriam Leblanc | 2 | 0 |
| Myriam Rignol | 13 | 0 |
| Myriam Sotelo | 1 | 0 |
| Myridia | 0 | 0 |
| Myron Bloom | 1 | 0 |
| Myron Michailidis | 0 | 0 |
| Myron Szandrowsky | 1 | 0 |
| Myroslav Skoryk Lviv National Philharmonic | 0 | 0 |
| Myrra Malmberg | 0 | 0 |
| Myrthus | 0 | 0 |
| Myster Dl | 0 | 0 |
| Mysterivm Xarxes | 0 | 0 |
| Mystery Moon | 0 | 0 |
| MysteryHat | 0 | 0 |
| Mystic Crock | 0 | 0 |
| Mystic Prophecy | 13 | 0 |
| Mystic Tea Party | 0 | 0 |
| Mystical Death | 0 | 0 |
| Mythos Trio | 0 | 0 |
| Mytron | 0 | 0 |
| MÁV Szimfonikus zenekar | 0 | 0 |
| Màrius Diaz | 1 | 0 |
| Máirtín O’Connor | 6 | 0 |
| Mária Basilides | 0 | 0 |
| Mária Celeng | 0 | 0 |
| Mária Frank | 0 | 0 |
| Mária Zádori | 11 | 0 |
| Mário Laginha | 0 | 0 |
| Mário Tavares | 0 | 0 |
| Márta Fers | 1 | 0 |
| Márta Gulyás | 0 | 0 |
| Márta István | 0 | 0 |
| Márta Kurtág | 3 | 0 |
| Márta Ábrahám | 0 | 0 |
| Márton Borsányi | 0 | 0 |
| Márton Braun | 0 | 0 |
| Márton Egri | 0 | 0 |
| Márton Illés | 3 | 0 |
| Másik János | 0 | 0 |
| Mátyás Antal | 10 | 0 |
| Mátyás Seiber | 0 | 0 |
| Mátyás Szandai | 0 | 0 |
| Máté Szücs | 3 | 0 |
| Máté Sólyom-Nagy | 1 | 0 |
| Máximo Diego Pujol | 3 | 0 |
| Mädchenchor Hannover | 0 | 0 |
| Mädchenkantorei am Freiburger Münster | 0 | 0 |
| Männerchor Bruckner 12 | 0 | 0 |
| Männerchor bouquet vocalis halle | 2 | 0 |
| Männerchor der Vocapella | 0 | 0 |
| Männerchor der Wiener Staatsoper | 0 | 0 |
| Mårten Jansson | 2 | 0 |
| Mélanie Barney | 0 | 0 |
| Mélanie Boisvert | 0 | 0 |
| Mélanie Flahaut | 0 | 0 |
| Mélanie Laurent | 0 | 0 |
| Mélanie Venditti | 0 | 0 |
| Mélisande Chauveau | 0 | 0 |