- Oct 2 (William) "Bud" Abbott, American comedian (Abbott & Costello), born in Asbury Park, New Jersey (d. 1974)
- Oct 3 Josephine Riley Matthews "Mama Jo" , African-American midwife (delivered over 1300 babies), born in Aiken, South Carolina (d. 1993)
- Oct 3 Louis Aragon, French poet and writer (Les Lettres françaises, Pour un réalisme socialiste), born in Paris, France (d. 1982)
- Oct 6 Jerome Cowan, American actor (Blondie, Tab Hunter Show), born in NYC, New York (d. 1972)
Elijah Muhammad (1897-1975)
Oct 7 American religious leader, and Black separatist (Nation of Islam, 1934-75), born in Sandersville, Georgia
- Oct 8 Rouben Mamoulian, American movie director and author (The Mark of Zorro, Applause), born in Tbilisi, Georgia (d. 1987)
- Oct 10 Lamar Stringfield, American composer, born in Raleigh, North Carolina (d. 1959)
- Oct 11 Arvo Hannikainen, Finnish violinist and composer, born in Jyväskylä, Finland (d. 1942)
- Oct 11 George Preston Marshall, American businessman and NFL team owner (Washington Redskins), born in Grafton, West Virginia (d. 1969)
- Oct 11 Nathan Farragut Twining, U.S. Air Force general, born in Monroe, Wisconsin (d. 1982)
- Oct 11 Russell Collins, American actor (Niagara, Close Up, Shockproof), born in Indianapolis, Indiana (d. 1965)
- Oct 12 Inez Courtney, American stage and screen actress (The 13th Man; Crime Ring; The Raven), born in Amsterdam, New York (d. 1975)
- Oct 16 Harrison Kerr, American composer, born in Cleveland, Ohio (d. 1978)
- Oct 16 Louis de Cazenave, France's oldest living man (oldest survivor from WWI), born in Saint-Georges-d'Aurac, France (d. 2008)
- Oct 18 Isabel Briggs Myers, American psychological theorist (d. 1980)
- Oct 19 Salimuzzaman Siddiqui, Pakistani scientist and scholar (d. 1994)
- Oct 20 Yevsei Liberman, Ukrainian Soviet economist (Plan, profit, bonuses), born in Slavuta, Russia (d. 1983)
- Oct 20 Yi Un of Korea, last crown prince of Korea, born at Deoksu Palace, Seoul (d. 1970)
- Oct 24 Lazar Weiner, Russian-born American composer, born in Cherkasy, Russian Empire (d. 1982)
- Oct 25 (Edmond) "Doc" Souchon, American jazz guitarist, music journal writer and editor, and New Orleans jazz historical preservationist, born in New Orleans, Louisiana (d. 1968)
- Oct 28 Edith Head, Hollywood costume designer (8 Oscars), born in San Bernardino, California (d. 1981)
- Oct 28 Hans Speidel, German general and NATO-supreme commander (1957-64), born in Metzingen, Kingdom of Württemberg, German Empire (d. 1984)
- Oct 29 Hope Emerson, American actress (I Married Joan, Peter Gunn), born in Hawarden, Iowa (d. 1960)
Joseph Goebbels (1897-1945)
Oct 29 German politician and Reich Minister of Propaganda in Nazi Germany (1933-45), born in Rheydt, Germany
- Oct 30 Agustín Lara, Mexican composer and one of the most popular songwriters of his era (Granada, Solamente Una Vez), born in Tlacotalpan, Veracruz (d. 1970)
- Oct 31 Pete Henry, American College/Pro Football HOF tackle (Washington & Jefferson; First-team All-Pro 1920–23, NFL C'ship 1922, 23; Canton Bulldogs), born in Mansfield, Ohio (d. 1952)