| Muriel Teodori | 0 | 0 |
| Murkemz | 0 | 0 |
| Murray Dickie | 3 | 0 |
| Murray Gold | 0 | 0 |
| Murray Grainger | 0 | 0 |
| Murray Horwitz | 0 | 0 |
| Murray McLachlan | 20 | 0 |
| Murray Perahia | 67 | 0 |
| Murray Stewart | 0 | 0 |
| Murry Sidlin | 0 | 0 |
| Murskaus | 0 | 0 |
| Muse Allstars | 0 | 0 |
| Mushroom Beard | 0 | 0 |
| Music Box | 2 | 0 |
| Music From China | 2 | 0 |
| Music Future Band | 1 | 0 |
| Music Group of London | 3 | 0 |
| Music Party | 8 | 0 |
| Music Projects London | 0 | 0 |
| Music Theatre Wales | 0 | 0 |
| Music Today Ensemble | 0 | 0 |
| Music from Copland House | 0 | 0 |
| Music of Remembrance | 4 | 0 |
| Music of the Baroque | 0 | 0 |
| MusicAeterna | 16 | 0 |
| Musica Aeterna | 0 | 0 |
| Musica Alchemica | 7 | 0 |
| Musica Alta Ripa | 0 | 0 |
| Musica Amphion | 0 | 0 |
| Musica Anima | 2 | 0 |
| Musica Antiqua Köln | 59 | 0 |
| Musica Antiqua Latina | 0 | 0 |
| Musica Antiqua New York | 0 | 0 |
| Musica Antiqua Praha | 0 | 0 |
| Musica Antiqua Provence | 5 | 0 |
| Musica Antiqua Roma | 0 | 0 |
| Musica Antiqua Wien | 0 | 0 |
| Musica Antiqua of London | 0 | 0 |
| Musica Bohemica | 0 | 0 |
| Musica Contexta | 4 | 0 |
| Musica Dolce | 0 | 0 |
| Musica Elegentia | 0 | 0 |
| Musica Fiata | 0 | 0 |
| Musica Ficta | 0 | 0 |
| Musica Ficta | 0 | 0 |
| Musica Fiorita | 0 | 0 |
| Musica Florea | 6 | 0 |
| Musica Franca | 1 | 0 |
| Musica Pacifica | 3 | 0 |
| Musica Perduta | 0 | 0 |
| Musica Petropolitana | 0 | 0 |
| Musica Polyphonica | 3 | 0 |
| Musica Reale | 0 | 0 |
| Musica Reservata | 0 | 0 |
| Musica Reservata de Barcelona | 1 | 0 |
| Musica Sacra | 4 | 0 |
| Musica Saeculorum | 2 | 0 |
| Musica Secreta | 0 | 0 |
| Musica Solare | 0 | 0 |
| Musica Transonic | 0 | 0 |
| Musica Vitae | 8 | 0 |
| Musica Viva Pragensis | 0 | 0 |
| Musica ad Rhenum | 13 | 0 |
| Musica da Camera | 0 | 0 |
| Musicae Antiquae Collegium Varsoviense | 0 | 0 |
| Musical Arts Quartet | 0 | 0 |
| Musical Clown | 0 | 0 |
| Musicalische Compagney | 2 | 0 |
| Musicall Humors | 0 | 0 |
| Musici Aurei | 3 | 0 |
| Musici de Praga | 0 | 0 |
| Musici di San Marco | 0 | 0 |
| Musicians Accord | 0 | 0 |
| Musicians Of The Arthur Lourié Festival, Basel | 1 | 0 |
| Musicians of The Globe | 0 | 0 |
| Musicólogo & Menes | 6 | 0 |
| Musiikkitalon kuoro | 1 | 0 |
| MusikM | 1 | 0 |
| Musiktage Mondsee Ensemble | 0 | 0 |
| Musiq Soulchild | 10 | 0 |
| Musiqq | 0 | 0 |
| Musique Chienne | 0 | 0 |
| Musique de la Garde républicaine | 0 | 0 |
| Musique des gardiens de la paix de la Préfecture de police de Paris | 0 | 0 |
| Musiques Nouvelles | 0 | 0 |
| Muskox | 0 | 0 |
| Musopen Symphony Orchestra | 0 | 0 |
| Musseldog | 0 | 0 |
| Mussorgsky Opera and Ballet Theatre Orchestra, St. Petersburg | 0 | 0 |
| Must Volkoff | 0 | 0 |
| Musta Surma | 0 | 0 |
| Mustafa Ziyalan | 0 | 0 |
| Mustafa İktu | 2 | 0 |
| Mustard | 4 | 0 |
| Mustard Mitt | 0 | 0 |
| Musurgia Ensemble | 0 | 0 |
| Muszamil | 0 | 0 |
| Mutabaruka | 0 | 0 |
| Mutare Ensemble | 3 | 0 |
| Mutation | 0 | 0 |