- Oct 2 George Alexander Russell, American organist, composer and the first Frick Professor of Music for Princeton University, born in Franklin, Tennessee (d. 1953)
Damon Runyon (1880-1946)
Oct 4 American journalist and writer (Guys & Dolls-based on his work), born in Manhattan, Kansas
- Oct 4 Young Corbett II (William J. Rothwell), American boxer (world featherweight champion 1901-02), born in Denver, Colorado (d. 1927)
- Oct 6 Julia Culp, Dutch mezzo-soprano, born in Groningen, Netherlands (d. 1970)
- Oct 7 Jaume Pahissa, Spanish-Catalan composer (Gala Placidia; Aurora de esperanza), and musicologist, born in Barcelona, Spain (d. 1969)
- Oct 8 Ernest Douwes Dekker, Indo-Dutch nationalist and founder of National-India Party, born in Pasuruan, Malang, Indonesia (d. 1950)
- Oct 12 (James) Healey Willan, British-Canadian organist, composer, and educator, born in Balham, London, England (d. 1968)
- Oct 12 Louis Hémon, French novelist (Maria Chapdelaine), born in Brest, France (d. 1913)
- Oct 13 Sasha Chorny [Alexander Mikhailovich Glikberg], Russian poet, born in Odessa, Russian Empire (d. 1932)
- Oct 14 Vilhelm Ekelund, Swedish poet and writer (Sak och sken) (d. 1940)
- Oct 21 Reggie Spooner, English cricket batsman (10 Tests; dual cricket/rugby union international), born in St Helens, Lancashire (d. 1961)
- Oct 21 Viking Eggeling, Swedish artist/filmmaker (Symphonie Diagonale), born in Lund, Sweden (d. 1925)
- Oct 23 Una O'Connor, Irish-American actress (Banjo; David Copperfield; The Invisible Man), born in Belfast, Ireland (d. 1959)
- Oct 26 Andrei Bely [Boris Nikolaevich Bugaev], Russian writer (Petersburg), born in Moscow, Russia (d. 1934)
- Oct 29 Abram F. Joffe, Russian physicist (crystal), born in Romny, Poltava Governorate, Russian Empire (d. 1960)
- Oct 30 Sara Allgood, Irish-American stage and screen actress (Peg o' My Heart; Blackmail; How Green Was My Valley), born in Dublin, Ireland (d. 1950)