Kabelis, Ricardas (b. 1957)
Kačinskas, Jeronimas (1907-2005)
Kaczorowski, Slawomir (b. 1956)
Kagel, Mauricio (b. 1931)
Kairaityte, Dalia (b. 1953)
Kalējs, Aivars (b. 1951)
Kalniņš, Jānis (1904-2000)
Kalsons, Romualds (b. 1936)
Kameke, Ernst-Ulrich von (b. 1926)
Kaminski, Heinrich (1886-1946)
Känkänen, Aimo (b. 1922)
Kapsner, Michael (b. 1961)
Karai, József (b. 1927)
Karg-Elert, Sigfrid (1877-1933)
Karg-Elert, Sigfrid (1877-1933)
Karlins, William (b. 1932)
Karlsen, Kjell Mørk (b. 1947)
Karlsen, Rolf (1911-1982)
Karlsons, Juris (b. 1948)
Károlyi, Pál (b. 1934)
Karosas, Juoza Jurgis (1890-1981)
Karosi, Bálint (b. 1979)
Kaszuba, Barbara (b. 1983)
Kaufman, Christopher (b. 1960)
Kaufmann, Dieter (b. 1941)
Kaufmann, Serge (b. 1930)
Kaunzinger, Günther (b. 1938)
Kayser, Paul (b. 1979)
Kazandjiev, Vassil (b. 1934)
Kearton, Harper (1848-1914)
Kee, Cor (1900-1997)
Kee, Piet (b. 1927)
Kee, Piet (b. 1927) (Left, with W. van Twillert (Centre))
Keeley, Robert (b. 1960)
Keeton, Haydn (1847-1921)
Keijzer, Arie (b. 1932)
Keith, Paul (b. 1932)
Kelemen, Milko (b. 1924)
Keller, Max (b. 1947)
Kellner, Mark (b. 1959)
Kelly, Bryan (b. 1934)
Kelterborn, Rudolf (b. 1931)
Kemp, Stephen (b. 1947)
Keniņš, Talivaldis (b. 1919)
Kent, Richard (1916-1999)
Kentish, Oliver (b. 1954)
Kerger, Camille (b. 1957)
Kerko, Harri (b. 1968)
Kern, Adolf (1906-1976)
Kernis, Aaron Jay (b. 1960)
Kerrick, Mary
Kerry, Gordon (b. 1961)
Kersters, Willem (1929-1998)
Kessler, Thomas (b. 1937)
Ketelbey, Alfred (1875-1959)
Kettering, Eunice (1906-2000)
Keuk, Alexander (b. 1971)
Kielland, Olav (1901-1985)
Kienzl, Charles (1797-1874)
Kiesewetter, Peter (b. 1945)
Kilstofte, Anne (b. 1954)
King, Alistair (b. 1967)
King, Betty Jackson (1928-1994)
Kinzé, Joseph (1918-2003)
Király, Lászlo (b. 1954)
Kjeldås, Arnljot (1916-1997)
Klatzov, Peter (b. 1945)
Klein, Aloÿs (1824-1908)
Klerk, Albert de (1917-1998)
Kloppers, Jacobus (b. 1937)
Kloppers, Jacobus (b. 1937)
Klova, Algirdas (b. 1958)
Klughardt, August (1847-1902)
Knapik, Eugeniusz (b. 1951)
Knepper, Lothar
Knevel, André (b. 1950)
Knight, Tim (b. 1959)
Knörr, Ulrich (b. 1960)
Koch, Dagfinn (b. 1964)
Kodály, Zoltán (1882-1967)
Koechlin, Charles (1867-1950)
Koechlin, Charles (1867-1950)
Koele, Gerrit (b. 1967)
Koetsier, Jan (1911-2006)
Kohlweiss, Arnulf (b. 1952)
Kohn, Karl (b. 1926)
Kok, Gijsbert (b. 1963)
Kokkonen, Joonas (1921-1996)
Kolb, Barbara (b.1939)
Kolberg, Kåre (b.1936)
Kolessa, Nicolai (b. 1904)
Kolinski, Mieczyslav (1901-1981)
Kolman, Peter (b.1937)
Koloss, István (b. 1932)
Komma, Karl Michael (b. 1913)
Komorous, Rudolf (b. 1931)
Konowalski, Benedykt (b. 1928)
Koomans, Dick (b.1957)
Köpe, Karl (1926-2002)
Koppel, Herman (1908-1998)
Koprowski, Peter Paul (b. 1947)
Korndorf, Nikolai (1947-2001)
Korneitchouk, Igor (b. 1950)
Kortekangas, Olli (b. 1955)
Kõrvits, Tõnu (b. 1969)
Korndorf, Nikolai (1947-2001)
Korte, Art de (b. 1962)
Kosche, Kenneth (b. 1947)
Koskinen, Juha (b. 1972)
Koskinen, Jukka (b. 1965)
Kosnick, James
Kost, Josef (b. 1954)
Koster, Henric de (b. 1943)
Koszewski, Andrzej (b. 1922)
Koven, Reginald de (1859-1920)
Kozub, Zbigniew (b. 1960)
Kraehenbuehl, David (1923-1997)
Kraft, Edwin Arthur (1883-1962)
Kraft, William (b. 1923)
Krajci, Mirko (b. 1968)
Krák, Egon (b. 1958)
Krämer, Otto Maria (b. 1964)
Krasnovsky, Roman (b. 1955)
Kraus, Eberhard (1931-2003)
Kraus, Eberhard (1931-2003)
Kraus, Philip 
Krauze, Zygmunt (b. 1938)
Krenek, Ernst (1900-1991)
Kretzschmar, Günther (1929-1986)
Krier, Yves (b. 1956)
Kristinsson, Gunnar (b. 1976)
Kroeger, Ernest Richard (1862-1934)
Kroeger, Karl (b. 1932)
Krol, Bernhard (b. 1920)
Kröll, Georg (b. 1934)
Kropfreiter, Augustinus Franz (1936-2003)
Kroschel, Artur (b. 1973)
Krška, Pavol (b. 1949)
Kruse, Bjørn (b. 1946)
Krzanowski, Andrzej (1951-1990)
Kubát, Norbert (1863-1935)
Kubička, Vit’azoslav (b. 1953)
Kubiliūnas, Algimantas (b. 1939)
Kubizek, Augustin (b. 1918)
Kujala, Veli (b. 1976)
Kukuck, Felicitas (1914-2001)
Kulenty, Hanna (b. 1961)
Kulesha, Gary (b. 1954)
Kunc, Aymé (1877-1958)
Kunc, Pierre (1865-1941)
Kunc, Pierre (1865-1941)
Kunz, Alfred (b. 1929)
Kuprevičius, Giedrius (b. 1944)
Kuras, Thomas (1950-1997)
Kurme-Gedroica, Dzintra (b. 1968)
Kurtág, György (b. 1926)
Kurz, Ivan (b. 197)
Kutavičius, Bronius (b. 1932)
Kuusisto, Taneli (1905-1988)
Kuzma, John (b. 1946)
Kuzmenko, Larysa (b. 1956)
Kvam, Oddvar (b. 1927)
Kvandal, John (1919-1999)
Kvech, Otomar (b. 1950)
Kverno, Trond (b. 1945)