- Oct 3 Edouard Lucas, French mathematician (Lucas sequences), dies at 49
- Oct 6 Charles Stewart Parnell, English-Irish Home Rule Party leader, dies at 45
- Oct 9 Johannes Tideman, theologist, dies at 83
- Oct 11 Charles Stewart Parnells remains buried in Ireland
- Oct 15 Gilbert Arthur à Beckett, English writer (Punch), dies at 54
- Oct 15 William Henry Fitzhugh Lee, American Major General (Confederate Army), dies at 54
- Oct 16 Sarah Winnemucca, indian scout, dies
- Oct 21 Alpheus Baker, American Brigadier General (Confederate Army), dies at 63
- Oct 22 Ernst von Fleischl-Marxow, Austrian physiologist (b. 1846)