- Mar 4 Georg Göhler, German composer (Rückert), dies at 79
- Mar 4 Noel Gay [Reginald Moxon Armitage], British composer (Who's Been Polishing the Sun), dies at 55
- Mar 6 Louis Zimmermann, Dutch violinist (1st concert master of Amsterdam Symphony), composer, and educator, dies at 80
- Mar 14 Ludomir Michał Rogowski, Polish composer, dies at 72
- Mar 19 Walter Braunfels, German composer (Die Vögel -The Birds), dies at 71
- Mar 21 Harry Lawrence Freeman, American opera composer (Epthelia), composer, teacher, and impresario (Freeman Opera Company), known as the 'Black Wagner', dies of a heart ailment at 84