Composers from A-Z
- Kletzki, Paul (1900-1973)
- Klusak, Jan (born 1934)
- Kodaly, Zoltan (1882-1967)
- Koechlin, Charles (1867-1950)
- Koffler, Jozef (1896-1944)
- Kollontay, Mikhail (born 1952)
- Komarova, Tatjana (born 1968)
- König, Stephan (born 1963)
- Koppel, Benjamin (born 1974)
- Koppel, Herman David (1908-1998)
- Korngold, Erich Wolfgang (1897-1957)
- Kosenko, Viktor Stepanowitsch (1896-1938)
- Koussevitzky, Serge (1874-1951)
- Kovarovic, Karel (1862-1920)
- Kozeluch, Leopold (1747-1818)
- Krasa, Hans (1899-1944)
- Kraus, Joseph Martin (1756-1792)
- Krauss, Clemens (1893-1954)
- Krauze, Zygmunt (born 1938)
- Krebs, Johann Ludwig (1713-1780)
- Krebs, Joachim (1952-2013)
- Kreisler, Fritz (1875-1962)
- Krejci, Isa (1904-1968)
- Krenek, Ernst (1900-1991)
- Kretzschmar, Hermann (born 1958)
- Kreutzer, Conradin (1780-1849)
- Krogulski, Jozef (1815-1842)
- Kroll, William (1901-1980)
- Kubelik, Rafael (1914-1996)
- Kubik, Ladislav (born 1946)
- Kuhlau, Friedrich (1786-1832)
- Kuhn, Max (1896-1994)
- Kuliev, Tofik (1917-2000)
- Kullak, Theodor (1818-1882)
- Künneke, Eduard (1885-1953)
- Kurtag, György (born 1926)
- Kuusisto, Pekka (born 1976)
- Kuusisto, Jaakko (born 1974)
- Kvernadze, Bidzina (1928-2010)
- Labor, Josef (1842-1924)
- Lachenmann, Helmut (born 1935)
- Lacis, Karlis (born 1977)
- Lacombe, Paul (1837-1927)
- Lagidze, Revaz (1921-1981)
- Lai, Francois (1932-2018)
- Lalo, Edouard (1823-1892)
- Lambert, Constant (1905-1951)
- La Montaine, John (1920-2013)
- Lampel, David (born 1959)
- Langgaard, Siegfried (1852-1914)
- Langlais, Jean (1907-1991)
- Langley, James W. (1927-1994)
- Lau, Kevin (born 1982)
- Lazic, Dejan (born 1977)
- Lazkano, Ramon (born 1968)
- Lecocq, Charles (1832-1918)
- Lecuona, Ernesto (1895-1963)
- Lefevre, Alain (born 1962)
- Legrand, Michel (1932-2019)
- Lehar, Franz (1870-1948)
- Lehrndorfer, Franz (1928-2013)
- Leibowitz, Rene (1913-1972)
- Leifs, Jon (1899-1968)
- Leigh, Walter (1905-1942)
- Leimer, Kurt (1920-1974)
- Leipold, Peter (born 1987)
- Leiviskä, Helvi (1902-1982)
- Lekeu, Guillaume (1870-1894)
- Lenners, Claude (born 1956)
- Leoncavallo, Ruggero (1857-1919)
- Leonhardt, Gustav (1928-2012)
- Leschetizky, Theodor (1830-1915)
- Leshnoff, Jonathan (born 1973)
- Lessel, Franciszek (1780-1838)
- Levanon, Aryeh (born 1932)
- Leveque, Yves (2. Hälfte 20. Jahrhundert)
- Levina, Zara (1906-1976)
- Levitzki, Mischa (1898-1941)
- Lewis, Paul (born 1972)
- Liadow, Anatoly (1855-1914)