Komponisten von A-Z
- Masuda, Junichi (geb. 1968)
- Masuda, Toshio (geb. 1959)
- Matousek, Bohuslav (geb. 1948)
- Mattheson, Johann (1681-1764)
- Matthews, Colin (geb. 1946)
- Matthews, David (geb. 1943)
- Maw, Nicholas (1935-2009)
- Mayer, John (1929-2004)
- Mayer, Jonathan (geb. 1975)
- McDonald, Ailbhe (geb. 1982)
- Medtner, Nikolai (1880-1951)
- Melartin, Erkki (1875-1937)
- Mele, Giovanni Battista (1701-1752)
- Mendelssohn Bartholdy, Felix (1809-1847)
- Mendelssohn-Hensel, Fanny (1805-1847)
- Menotti, Gian-Carlo (1911-2007)
- Mercurio, Steven (geb. 1956)
- Merikanto, Aarre (1893-1958)
- Merikanto, Oskar (1868-1924)
- Messager, Andre (1853-1929)
- Messiaen, Olivier (1908-1992)
- Meyer, Edgar (geb. 1960)
- Meyerbeer, Giacomo (1791-1864)
- Miaskowsky, Nikolai (1881-1950)
- Mignone, Francisco (1897-1986)
- Mikalsen, Jan Erik (geb. 1979)
- Milford, Robin (1903-1959)
- Milhaud, Darius (1892-1974)
- Milstein, Nathan (1904-1992)
- Mingxin, Du (geb. 1928)
- Mitropoulos, Dimitri (1896-1960)
- Mitterer, Wolfgang (geb. 1958)
- Mlynarski, Emil (1870-1935)
- Moeran, Ernest (1894-1950)
- Mohaupt, Richard (1904-1957)
- Molique, Wilhelm Bernhard (1802-1869)
- Mompou, Federico (1893-1987)
- Moniuszko, Stanislaw (1819-1872)
- Montanari, Antonio Maria (1676-1737)
- Montero, Claudia (1962-2021)
- Monteverdi, Claudio (1567-1643)
- Monti, Vittorio (1868-1922)
- Moret, Norbert (1921-1998)
- Morley, Thomas (1557-1602)
- Morricone, Ennio (1928-2020)
- Moszkowski, Moritz (1854-1925)
- Mouret, Jean-Joseph (1682-1738)
- Mozart, Wolfgang Amadeus (1756-1791)
- Mozart, Leopold (1719-1787)
- Mozetich, Marjan (geb. 1948)
- Mühlrad, Jacob (geb. 1991)
- Müller, Thomas (geb. 1939)
- Mussorgsky, Modest (1839-1881)
- Myderwyk, Matteo (geb. 1990)
- Myslivecek, Josef (1737-1781)
- Nante, Alex (geb. 1992)
- Nardini, Pietro (1722-1793)
- Navara, Francesco (1660-1699)
- Neuburger, Jean-Frederic (geb. 1986)
- Nicolai, Otto (1810-1849)
- Nielsen, Carl (1865-1931)
- Nikodemowicz, Andrzej (1925-2017)
- Nordgren, Pehr Henrik (1944-2008)
- Nörgard, Per (1932-2025)
- Novacek, Ottokar (1866-1900)
- Novak, Jan (1921-1984)
- Novak, Vitezlav (1870-1949)
- Nowicka, Ewelina (geb. 1982)
- Obata, Takahiro (geb. 1984)
- Oboussier, Robert (1900-1957)
- O'Carolan, Turlough (1670-1738)
- O'Connor, Mark (geb. 1962)
- Offenbach, Jacques (1819-1880)
- Ogdon, John (1937-1989)
- Orchesterwerke diverse
- Orff, Carl (1895-1982)
- Ospald, Klaus (geb. 1956)
- Oswald, James (1711-1769)
- Pachelbel, Johann (1653-1706)
- Paciorkiewicz, Tadeusz (1916-1998)