Lajtha László Láng István Lange, Gregor Lasso, Orlando di Lavotta János Le Roy, Adrien Leclair, Jean-Marie ("le cadet") Lee, Sebastian Lehár Ferenc Lelkes Péter Lendvay Kamilló Liadov, Anatoly Lisznyay Szabó Gábor Liszt Ferenc Locatelli, Pietro Antonio Loeillet, J. B. (John) Loeillet, Jean-Baptiste (de Gant) Loránd István Lőrincz Albert Lotti, Antonio Lukács Pál Lully, Jean-Baptiste Lakatos István (words by) Laki Péter (edited by) Lakos Ágnes (author) Lakos Ágnes (compiled and edited by) Lakos Ágnes (compiled by) Lampert Vera (edited by) Lantos István (edited by) Lantos István (edited by) Lányi Margit (author) Lányi Margit (edited by) Lányi Margit (edited by) Lányi Viktor (translated by) Lányi Viktor (words by) László Zsigmond (translated by) Lator László (words by) Legányné Hegyi Erzsébet (author) Lengyel Endre (transcribed and edited by) Lengyel Endre (edited by) Lengyel Endre (edited by) Lenkei Gabriella (edited by) Lenkei Gabriella (edited by) Lenkei Gabriella (bowing and fingering by) Lenkei Tiborné (edited by) Lenkei Tiborné (edited by) Lessing, G. E. (words by) Liebner János (transcribed by) Ligeti György (author) Lockwood, M. Elisabeth (translated by) Lődi Ferenc (words by) Loránd István (edited by) Lorca, Federico Garcia (words by) Lőrincz László (author) Loy, Steven (piano score by) Loy, Steven (transcribed by) Lubik Imre (transcribed and edited by) Luik, Viivi (words by) Lukács Dénes (edited by) Lukács Pál (edited by) Lukács Pál (bowing by) Lukács Pál (edited by) Lukács Pál (bowing and fingering by) Lukin László (translated by) Lukin László (translated and compiled by) Lukin László (words by) Lukin László (hungarian text by)