- Oct 1 Ricardo Castillo, Guatemalan composer, born in Quetzaltenango, Guatemala (d. 1966)
- Oct 3 Elmer Robinson, American politician (33rd Mayor of San Francisco), born in San Francisco (d. 1982)
- Oct 3 Walter Warlimont, German military officer (WW - 2nd Lieutenant inI; WWII General), and convicted war criminal, born in Osnabrück, Kingdom of Prussia, Germany (d. 1976)
- Oct 4 Cliff Hall [Robert Clifford Hall], American actor (At This Moment, Dutch Treat, Crime Photographer), born in Brooklyn, New York (d. 1972)
- Oct 5 Bevil Rudd, South African athlete (Olympic gold 400m 1920), born in Kimberley, South Africa (d. 1948)
- Oct 7 Del Lord, American director (d. 1970)
- Oct 7 Herman Dooyeweerd, Dutch philosopher (suite of fifteen aspects), and legal scholar (Vrije Universiteit, 1926-65), born in Amsterdam, Netherlands (d. 1977)
- Oct 11 Albert Stoessel, American violinist, conductor, composer, and educator, born in St. Louis, Missouri (d. 1943)
- Oct 12 Charles Hodge, NYU professor (Answers for Americans) (d. 1964)
- Oct 12 Elisabeth Antoinette de Vreugd, chambermaid for Dutch queen, born in Katwijk, Netherlands (d. 1993)
- Oct 14 E.E. Cummings [Edward Estlin], American poet (Tulips & Chimneys), born in Cambridge, Massachusetts (d. 1962)
- Oct 15 Moshe Sharett, 2nd Prime Minister of Israel (1954-55), born in Kherson, Russian Empire (d. 1965)
- Oct 18 H. L. Davis, American author (d. 1960)
- Oct 20 Olive Thomas, American actress (The Flapper), born in Charleroi, Pennsylvania (d. 1920)
- Oct 21 Rampo Edogawa, Japanese author and critic (d. 1965)
- Oct 22 Méi Lánfāng [Lan], Chinese opera performer known as "Queen of Peking Opera" for his portrayal of female roles, born in Beijing, China (d. 1961)
- Oct 24 Bibhutibhushan Mukhopadhyay, Bengali author, born in Darbhanga district, Bihar, British India (d. 1987)
- Oct 26 John S Knight, American journalist and publisher (Knight Newspapers), born in Bluefield, West Virginia (d. 1981)
- Oct 27 Fritz Sauckel, German Nazi politician (General Plenipotentiary for Labour Deployment, 1942-45), and convicted war criminal, born in Hassfurt, Germany (d. 1946)
- Oct 27 Oliver Leese, British World War II general, born in Westminster, London (d. 1978)
- Oct 30 Jean Rostand, French biologist and philosopher, born in Paris (d. 1977)
- Oct 30 Peter Warlock [Philip Heseltine], British composer, born in London (d. 1930)