| Kipnis, Alexander |
| Kipnis, Alexandre |
| Kitschin, Alexander |
| Klose, Margarete |
| Knappertsbusch, Hans |
| Koczalski, Raoul |
| Konoye, Hidemaro |
| Krakamp, Fine |
| Krauss, Clemens |
| Kreisler, Fritz |
| Kulenkampff, Georg |
| Lalo, Édouard Victor Antoine |
| Landowska, Wanda |
| Lassus, Orlandus |
| Lehàr, Franz |
| Lehmann, Fritz |
| Leisner, Emmi |
| Leitner, Ferdinand |
| Léner |
| Leoncavallo, Ruberto |
| Leoncavallo, Ruggero |
| Liszt, Franz |
| Loewenguth, Alfred |
| Long, Maguerite |