- Dec 1 Ion Vasilescu, Romanian composer, dies at 57
- Dec 3 Hermann Stephani, German organist, and musicologist, dies at 83
- Dec 7 Clara Haskil, Swiss pianist (b. 1895)
- Dec 31 Semyon Bogatyrev, Russian and Soviet musicologist and composer (completed a symphony abandoned by Piotr Ilyich Tchaikovsky), dies at 70
- Dec 31 Semyon Semyonovich Bogatiryov, composer, dies at 70