- Leander, Richard
- Lebey, André
- Ledwidge, Francis
- Legouvé, Ernest-Wilfrid
- Legouvé, Gabriel-Marie
- Lehms (Pallidor), Georg Christian
- Leitner, Karl Gottfried von
- Lemaire, Ferdinand
- Lemaître, Jules
- Lemcke, Karl von
- Lemoine, Gustave
- Lenau, Nikolaus
- Leon, Gottlieb von
- Léon, Victor
- Leoncavallo, Ruggiero
- Lerberghe, Charles van
- Lessing, Gotthold Ephraim
- Leterrier, Eugène
- Leuven, Adolphe de
- Levetzow, Karl von
- Lichnowsky, Felix
- Liliencron, Detlev von
- Lindau, Wilhelm Adolf
- Lindner, Anton
- Lingen, Thekla
- Lingg, Hermann
- Liscovius, Salomon
- Lisle, Leconte de
- Locle, Camille du
- Loeben, Otto Heinrich von
- Loève-Veimar, François-Adolphe
- Logau, Friedrich von
- López de Mendoza, Íñigo
- López Pinto, Ignacio
- López Silva, José
- Lorenz, Wilhelmine
- Lorenzi, Giovanni Battista
- Lortzing, Gustav Albert
- Lothar, Ernst
- Louys, Pierre
- Lowell, Jessica Hawley
- Lübeck, Georg Philipp Schmidt von
- Lucchini, Antonio Maria
- Luceño y Becerra, Tomás
- Lucini, Giovanni Battista
- Luke-the-Evangelist
- Luna, Carlo della
- Luther, Martin
- Lyser, Johann Peter
- MacDowell, Edward Alexander
- Machado, Antonio
- Mackay, John Henry
- Macleod, Fiona
- MacMillan, Mary
- Maeterlinck, Maurice
- Maffei, Andrea
- Maggioni, Manfredo
- Magre, Maurice
- Mahler, Gustav
- Mahn, H.
- Maigrot, Henry
- Mailáth, János
- Maistre, Xavier de
- Malherbe, François de
- Mallarmé, Stéphane
- Mallet (Malloch), David
- Mancini, Eugenio
- Manzoni, Alessandro
- Maquarie, Arthur
- Maquet, Thérèse
- Maraver, Luis
- Marc, Gabriel
- Marcello, Benedetto Giacomo
- Marenco, Leopoldo
- Marès, Roland de
- Mariéton, Paul
- Marin, Auguste
- Marín, Juan Manuel
- Marmontel, Jean-François
- Marot, Clément
- Marsan, Maurice de
- Marsili, Carlo
- Martens, Frederick Herman
- Martínez Sierra, Gregorio
- Martínez Villergas, Juan
- Martini, Ferdinando
- Marx, Joseph
- Mascagni, Pietro
- Mase, Margery Georgina
- Masefield, John
- Matthisson, Friedrich von
- Mauclair, Camille
- Mayrhofer, Johann
- Mazzolà, Caterino
- Mazzola, Riccardo
- Meilhac, Henri
- Meissner, Alfred
- Menasci, Guido
- Mendelssohn, Felix
- Mendès, Catulle
