Edward Elgar (1857-1934)
Feb 23 English composer (Coronation Ode, Pomp and Circumstance), dies of colorectal cancer at 76
- Feb 25 Daniel Protheroe, Welsh conductor and composer, dies at 67
- Mar 3 Norman O'Neill, English theatrical composer (Mary Rose) and conductor, dies from injuries sustained after being struck by a package delivery tricycle at 58
- Mar 13 Fritz Cortolezis, German conductor, opera director, and composer, dies at 56
- Mar 21 Franz Schreker [Schrecker], Austrian conductor, composer (Die Gezeichneten; Der ferne Klang), teacher, and administrator dies of a heart attack at 55
- Apr 4 Braulio Dueno Colon, Puerto Rican composer, dies at 80
- Apr 5 Salvatore Di Giacomo, Italian poet and songwriter during "Golden Age of Neapolitan Song", dies at 74
- Apr 28 Charley Patton, American Delta blues musician ("Pony Blues"; "High Water Everywhere"), dies of a mitral valve disorder between the ages of 37 and 43
- May 1 Alexander Alexandrovich Davidenko, Soviet composer, dies at 35
- May 7 Edward Naylor, English composer, dies at 67
- May 25 Gustav Holst, English composer (The Planets; Ode to Death), dies at 59
- Jun 10 Frederick Delius, British composer (A Mass of Life, Brigg Fair; In a Summer Garden), dies at 72
- Jun 15 Alfred Bruneau, French composer (Léda), dies at 77
- Jun 18 Francisco Lacerda, Portuguese composer, conductor, and musicologist, dies at 65
- Jul 9 Otakar Zich, Czech composer, dies at 55
- Aug 1 Piotr Maszyński, Polish composer, dies at 79
- Sep 2 (Alcide) "Yellow" Nunez, American New Orleans jazz clarinetist, dies of a heart attack at 50 [1]
- Sep 2 (Ruggiero) "Russ" Columbo, American pop baritone singer ("You Call It Madness, But I Call It Love"), songwriter ("Prisoner of Love"), actor (Wake Up And Dream), and violinist, is accidentally shot to death at 26
- Sep 10 George Henschel, German-British baritone, pianist, conductor, and composer, dies at 84
- Sep 15 David Vaughan Thomas, Welsh musician and composer, dies at 61
- Sep 17 Edmund van der Straeten, German composer, dies at 79
- Sep 24 Edwin H. Lemare, British organist and composer (Andantino in D-flat, also known as "Moonlight and Roses"), dies at 69
- Oct 29 Gustavo Campa, Mexican composer, dies at 71
- Dec 8 Bernhard Seklas, German pianist, composer, conductor, and pedagogue thought to be the first jazz instructor, dies at 62