Composers
| Composer name | Year of Birth | Death | Compositions in database |
|---|---|---|---|
| Mojdl, Edgar | 15 | ||
| Mojžíš, Vojtěch | 1949 | 47 | |
| Monoszon, Michal | 2 | ||
| Moor, Karel, Mohr | 1873 | 1945 | 5 |
| Moravec, Antonín | 1928 | 3 | |
| Morawetz, Oskar, Světlá nad Sázavou | 1917 | 2007 | 7 |
| Moťka, Ondřej | 2 | ||
| Moyzes, Alexander | 1906 | 1984 | 3 |
| Mrkos, Zbyněk | 1919 | 1993 | 5 |
| Mrkvička, Luboš | 1978 | 35 | |
| Mucha, Geraldine, vlastním jménem Thomsen-Muchová | 1917 | 13 | |
| Müller, Michal | 1956 | 18 | |
| Müllerová, Illona | 1 | ||
| Musil, Josef | 1979 | 2 | |
| Myslík, Hilar | 1929 | 1 | |
| Myška, Rudolf | 1922 | 1996 | 23 |
| Najvar, Jiří | 2 | ||
| Návrat, Jaromír | 1 | ||
| Navrátil, F. J. | 1 | ||
| Nečasová, Marie | 1997 | 2 |