Komponisten von A-Z
- Lewkovitch, Bernhard (1927–)
- Lhoest, Renaud
- Liadow, Anatoly (1855–1914)
- Liang, Lei (1972–)
- Lichtenthal, Pietro (1780–1853)
- Lickl, Johann Georg (1769–1843)
- Lidarti, Cristiano Giuseppe (1730–1795)
- Liderman, Jorge (1957–2008)
- Lidholm, Ingvar (1921–)
- Lie, Sigurd (1871–1904)
- Liebermann, Lowell (1961–)
- Liebermann, Rolf (1910–1999)
- Lieberson, Peter (1946–2011)
- Ligeti, György (1923–2006)
- Ligtenberg, Wim van (1934–)
- Lilburn, Douglas (1915–2001)
- Liljefors, Ruben (1871–1936)
- Lim, Liza (1966–)
- Lima, Jeronimo Francisco de (1741–1822)
- Lin, Wei-Chieh
- Lindberg, Oskar (1887–1955)
- Lindberg, Nils (1933–)
- Lindblad, Stefan (1958–)
- Lindblad, Adolf Fredrik (1801–1878)
- Linde, Bo (1933–1970)
- Lindeman, Ludvig Mathias (1812–1887)
- Lindeman, Kristian (1942–)
- Lindgren, Stefan
- Lindgren, Lev (1973–)
- Lindh, Björn J:son (1944–2013)
- Lindpaintner, Peter Joseph von (1791–1856)
- Lindroth, Peter (1950–)
- Lindström, Emmy (1984–)
- Linike, Johann Georg (1680–1762)
- Linjama, Jyrki (1962–)
- Linkola, Jukka (1955–)
- Linley (Der Jüngere), Thomas (1756–1778)
- Lintinen, Kirmo (1967–)
- Lipinski, Karol (1790–1861)
- Lipkin, Malcolm (1932–2017)
- Liptak, David (1949–)
- Liszt, Franz (1811–1886)
- Litaize, Gaston (1909–1991)
- Litolff, Henry (1818–1891)
- Litta, Paolo (1871–1931)
- Liverani, Domenico (1805–1877)
- Llobet, Miguel (1878–1938)
- Llorca, Ricardo (1962–)
- Lloyd, Richard (1933–)
- Lloyd, Jonathan (1948–)
- Lloyd, George (1913–1998)
- Lloyd Webber, William (1914–1982)
- Lobanow, Wassilij (1947–)
- Lobo, Duarte (1565–1646)
- Lobo, Alonso (1555–1617)
- Loboda, Igor (1956–)
- Locatelli, Pietro (1695–1764)
- Locke, Matthew (1622–1677)
- Locklair, Dan (1949–)
- Loder, Edward (1809–1865)
- Loder, Kate (1825–1904)
- Lodge, Martin (1954–)
- Loeffler, Charles Martin (1861–1935)
- Loeillet, John (1680–1730)
- Loeillet de Gant, Jean Baptiste (1688–1717)
- Loevendie, Theo (1930–)
- Loevenskiold, Herman Severin (1815–1870)
- Loewe, Carl (1796–1869)
- Loewe, Frederick (1901–1988)
- Löffler, Christian (1985–)
- Logroscino, Nicola (1698–1764)
- Lohse, Horst (1943–)
- Lohse, Martin (1971–)
- Lokshin, Alexander (1920–1987)
- Lokumbe, Hannibal (1948–)
- Lolli, Antonio (1725–1802)
- Lombardi, Daniele (1946–)
- Lombardi, Luca (1945–)
- Lombardini, Maddalena (1735–1799)
- Lonati, Carlo Ambrogio (1645–1703)