- Oct 2 Russell Alexander, composer, dies at 38
- Oct 4 George Edwardes, British composer (Gaiety Girl), dies at 59
- Oct 5 Jose Maria Usandizaga, composer, dies at 28
- Oct 5 Otto Valdemar Malling, Danish organist and composer (Det hellige Land, opus 46), dies at 67
- Oct 7 Samuel Prowse Warren, Canadian composer and organist, dies at 74
- Oct 9 Constant A M Cap, Flemish poet/etcher, dies at 73
- Oct 12 Edith Louisa Cavell, British nurse, executed by Germans in Belgium during World War I at 49
Edith Cavell
Oct 12 Edith Cavell, British nurse (WWI), executed by firing squad at 49

Edith Cavell
- Oct 22 Andrew Noble, Scottish physicist who was a founder of the science of ballistics, dies at 84
W. G. Grace
Oct 23 W. G. Grace, English cricket all-rounder and captain (22 Tests; 54,896 runs over record 44 first class seasons; Gloucestershire), dies of a heart attack at 67

W. G. Grace
Charles Tupper
Oct 30 Charles Tupper, sixth Prime Minister of Canada, dies of heart failure at 94

Charles Tupper