- Oct 3 Annie Horniman, English theater owner (Abbey Theatre, Dublin), born in Surrey Mount, Forest Hill, London (d. 1937)
- Oct 4 Sidney Paget, British illustrator (Sherlock Holmes), born in London (d. 1908)
- Oct 8 Felix Woyrsch, German composer, born in Opava, Czech Republic (d. 1944)
- Oct 12 Elmer Ambrose Sperry, American entrepreneur and inventor (gyrocompass), born in Cincinnatus, New York (d. 1930)
- Oct 17 Dionyssios Lavrangas, Greek conductor, composer, and pedagogue, born in Argostólion, Greece (d. 1915)
- Oct 19 Affie Jarvis, Australian cricket wicket-keeper (11 Tests, 18 dismissals; South Australia), born in Adelaide, Australia (d. 1933)
- Oct 28 Kanō Jigorō, Japanese educator and the founder of Judo, born in Mikage, Japan (d. 1938)
Juliette Gordon Low (1860-1927)
Oct 31 American activist and founder of the Girl Scouts of America, born in Savannah, Georgia
