- Oct 3 Eleonora Duse, Italian actress (Les Misérables, Thérèse Raquin), born near Vigevano, Italy (d. 1924)
Alfred Dreyfus (1859-1935)
Oct 9 French Jewish artillery officer (Dreyfus Affair), born in Mulhouse, France
- Oct 14 Camille Chevillard, French composer, born in Paris (d. 1923)
- Oct 15 Jaime de Magalhães Lima, Portuguese author and poet (Salmos do Prisoneiro), born in Vera Cruz, Portugal (d. 1936)
- Oct 16 Henryk Pachulski, Polish pianist, composer, and educator (Moscow Conservatory, 1886-1917), born in Łazy, Poland (d. 1921)
- Oct 17 William "Buck" Ewing, American Baseball HOF catcher (NL home run leader 1883 NY Giants; Cincinnati Reds) and manager (NY Giants, Cincinnati Reds), born in Hoagland, Ohio (d. 1906)
- Oct 18 Henri Bergson, French philosopher (Creative Evolution-Nobel 1927)
- Oct 18 Paolo Orsi, Rovereto, Italian Archaeologist (Sicilian excavations)
- Oct 20 George Studd, English cricket batsman (4 Tests; Middlesex), born in Netheravon, Wiltshire, England (d. 1945)
John Dewey (1859-1952)
Oct 20 American philosopher, educational theorist and writer (learn by doing), born in Burlington, Vermont
- Oct 25 Hélène Swarth, Dutch author (Lonely Flowers), born in Amsterdam (d. 1941)
- Oct 26 Arthur Friedheim, Russian composer, born in St. Petersburg, Russia (d. 1932)
- Oct 26 Frank Selee, American Baseball HOF manager (5 x NL C'ship Boston Beaneaters; Chicago Orphans/Cubs), born in Amherst, New Hampshire (d. 1909)
- Oct 29 Charles Ebbets, American sports executive (co-owner of Brooklyn Dodgers 1897-1902), born in NYC, New York (d. 1925)
- Oct 30 Karl von Stürgkh, Austrian nobleman and politician (Prime Minister, 1911-16), born in Graz, Austrian Empire (d. 1916)