- Jan 18 Bohuslav Jeremiáš, Czech composer, dies at 58
- Jan 31 Daniël de Lange, Dutch composer, dies at 76
- Feb 7 Alexander Sergeyevich Taneyev, Russian composer, dies at 68
- Feb 15 Vernon Castle, English-American dancer, dies at 30
- Mar 1 Johan Gustaf Emil Sjogren, composer, dies at 64
- Mar 4 Eugène d'Harcourt, French composer, dies at 58
- Mar 13 Karel Stecker, composer, dies at 57
- Mar 15 Jose Silvestre de los Dolores White Lafitte, composer, dies at 82
- Mar 15 Lili [Marie-Juliette Olga] Boulanger, French composer (first female winner of the Prix de Rome composition prize), dies at 24
- Mar 15 Lili Boulanger, composer, dies at 24
- Mar 18 Willem Coenen, composer, dies at 80
- Mar 23 César Cortinas, Uruguayan composer, dies at 27
- Mar 24 Théophile "Théo" Ysaÿe, Belgian composer and pianist, dies at 53
Claude Debussy
Mar 25 Claude Debussy, French composer (Nocturnes, La Mer), dies of cancer at 55
Claude Debussy
- Mar 26 Caesar A Cui, Lithuanian fort builder/composer, dies at 83
- Mar 28 Johann Christoph Lauterbach, German violinist and concert master, dies at 87
- Apr 1 Karl Valentin, Swedish composer, dies at 64
- May 18 Toivo Kuula, Finnish composer, dies after being shot in a quarrel at 34
- May 24 Evan Williams, American oratorio tenor, dies at 50
- Jun 1 Friedrich Richard Faltin, composer, dies at 83
- Jun 1 Jaroslav Novotny, Czech composer, dies at 32
- Jun 10 Arrigio Enrico Boito, composer, dies at 76
- Aug 8 Gertrude E Durden Rush, American composer/playwright, dies at 38
- Aug 15 Heinrich Köselitz [Peter Gast], German composer, dies at 64
- Sep 18 Ernest Bristow Farrar, composer, dies at 33
- Sep 19 Liza Lehmann, English composer, dies at 56
- Oct 7 Hubert Parry, English musicologist and composer (Jerusalem), dies at 70
- Oct 16 Felix Arndt, American composer, dies during the Spanish Flu pandemic at 29
- Oct 24 Alexander Charles Lecocq, composer, dies at 86
- Nov 15 Georges Antoine, Belgian composer, dies at 26
- Nov 28 Alexis Contant, Canadian pianist, organist and composer, dies at 60
- Dec 18 Henryk Jarecki, Polish composer, dies at 72
- Dec 26 Bertram Luard-Selby, British organist and composer, dies at 65