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Hongisto, Ilari (b.1978)
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Hongisto, Mauri (1921-2001)
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Horowitz, Vladimir (1904-1989)
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Horton, Johnny & Franks, T. & Hausey, H.
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Hovland, Egil (1924-2013)
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Hunter, Joe Ivory (1914-1974)
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Hurum, Alf (1882-1972)
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Hylkilä, Ilari
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Hynninen, Laura (b.1976)
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Hynninen, Maija (b.1977)
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Hyvärinen, Asta (b.1963)
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Ibert, Jacques (1890-1962)
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Ikkelä, Petri (b.1965)
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Ingrian folk song
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Isabella, Leonarda (1620-1704)
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Istukaissaari, Seppo
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Ivanov, P.
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J-P Piirainen
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Jacobsen, Julius (1915-1990)
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Jalava, Pertti (b.1960)
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Jalkanen, Pekka (b.1945)
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Janácek, Leos (1854-1928)
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Järnefelt, Armas (1869-1958)
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Järvelä, Aili
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Järvelä, Arto (b.1964)
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Järvelä, Jorma
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Järvelä, Minna
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Järvinen, Saku
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Jehan, Alain (1911-1940)
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Jersild, Jørgen (1913-2004)
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Jiménez, José Alfredo (1926-1973)
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Jobim, Antônio Carlos (1927-1994)
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Joel, Billy (b.1949)
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Johansson, Bengt
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Johansson, Nacke (1932-2007)
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John, Elton (1947)
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Johnsen, Henrik Philip (1717-1779)
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Jolivet, André (1905-1974)
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Joronen, Jouni
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José, Antonio (1902-1936)
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Jurva, Matti (1898-1943)
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Jylhä, Konsta (1910-1984)
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Kaaja, Timo
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Kaasinen, Mari
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Kähärä, Anna-Mari (1963)
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Kaipainen, Jouni (1956-2015)
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Kajanus, Robert (1856-1933)
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Kandel, Harry (1885-1943)
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Kangas, Juho (b.1976)
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Kankainen, Jukka (1932-2019)
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Kantelinen, Tuomas b.(1969)
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Kantonen, Seppo (b.1963)
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Kapp, Villem (1913-1964)
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Kaprálová, Vítězslava (1915–1940)
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Karg-Elert, Sigfrid (1877-1933)
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Karjalainen, Jukka (b.1957)
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Karjalainen, Kullervo (1932-2021)
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Kärki, Toivo (1915-1992)
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Kärki, Toivo (1915-1992)
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Karlowicz, Mieczyslaw (1876-1909)
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Karlsson, Lars (1953)
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Kaski, Heino
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Kätkä, Ippe (b.1948)
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Kätkä, Mari
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Kauppi, Emil
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Kentala, Aaro
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Kentala, Kreeta-Maria (b.1964)
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Kesälä, Tuomas (b.1972)
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Keskitalo, Petri (1972-2023)
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Kesti, Eero (b.1959)
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Kiiski, Jarkko (b.1966)
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Kilpinen, Yrjö (1892-1959)
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Kilpiö, Lauri (b.1974)
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King, Pee Wee & Stewart, Redd & Price Chilton
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Kirvessalo, Eino
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Kiyama, Hikari (b.1983)
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Kjellesvik, Daniel Weiseth (b.1985)
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Kjurktšijski, Krassimir
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Klami, Uuno (1900-1961)
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Kleemola, Antti
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Klemetti, Heikki (1876-1953)
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Klemettinen, Timo
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Klemola, Sami (b.1973)
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Knorring, Minna von (1846-1918)
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Koapeng, Mokale & Williams
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Kodály, Zoltán (1882-1967)
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Koerppen, Alfred (1926-2022)
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Kohlenberg, Oliver (b.1957)
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Köhler, Emmy (1858-1925)
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Kokkonen, Joonas (1921-1996)
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Kõlar, Margo (b.1961)
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Kollo, Walter (1878-1940)
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Komppa, Kari (b.1939)
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Komsi, Anu (b.1967)
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Komulainen, Juhani (b.1953)
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Konttinen, Maija (1873-1949)
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Korhonen, Pietari (1974)
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Körling, August (1842-1919)
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Korpijaakko, Paavo (b.1977)
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Kortekangas, Olli (1955)
