- Oct 1 Everett Sloane, American actor (Patsy, Citizen Kane, Enforcer), born in NYC, New York (d. 1965)
- Oct 1 Samuel Yorty, (Mayor-LA), born in Lincoln, Nebraska
- Oct 4 James B. Pritchard, American theologist and archaeologist, born in Louisville, Kentucky (d. 1997)
- Oct 4 Noel Chiboust, French jazz trumpeter and saxophonist, born in Thorigny-sur-Marne, France (d. 1994)
- Oct 7 Shura Cherkassky, Ukrainian classical pianist, born in Odesa, Ukraine (d. 1995)
- Oct 7 Anni Blomqvist, Finnish novelist (d. 1990)
- Oct 7 Erastus Corning 2nd, American politician, 72nd Mayor of Albany, New York (d. 1983)
- Oct 8 Bill Hewitt, American Pro Football HOF end (4 × First-team All-Pro; Chicago Bears, Philadelphia Eagles; one last players to not wear a helmet), born in Bay City, Michigan (d. 1947)
- Oct 10 Florida Friebus, American actress (Dobie Gillis' mom, Bob Newhart Show), born in Auburndale, Massachusetts (d. 1988)
- Oct 10 Luc van Brabant, Flemish writer and erotic poet, born in Lokoren, Belgium (d. 1977)
- Oct 10 Robert F. Boyle, American production designer and art director, born in Los Angeles, California (d. 2010)
- Oct 13 Herblock [Herbert Lawrence Block], American cartoonist, born in Chicago, Illinois (d. 2001)
- Oct 13 Scoville "Toby" Browne, American jazz saxophone and clarinet player, born in Atlanta, Georgia (d. 1994)
- Oct 14 Bernd Rosemeyer, German race car driver (Indy 500), born in Lingen, Germany (d. 1938)
- Oct 14 Kalervo Tuukkanen, Finnish composer (Karhunpyynti (The Bear Hunt)) , born in Mikkeli, Finland (d. 1979)
- Oct 14 Dorothy Kingsley, American screenwriter (Seven Brides for Seven Brothers), born in NYC, New York (d. 1997)
- Oct 15 Robert Trout, American newscaster (ABC), born in Washington, D.C. (d. 2000)
- Oct 17 (William Randolph) "Cozy" Cole, American jazz drummer ("Topsy I"; "Topsy II"), and educator, born in East Orange, New Jersey (d. 1981)
- Oct 18 Norberto Bobbio, Italian philosopher and legal theorist (d. 2004)
- Oct 19 Robert Beatty, Canadian actor (2001: A Space Odyssey, Where Eagles Dare), born in Hamilton, Ontario, Canada (d. 1992)
- Oct 19 Marguerite Perey, French physicist (d. 1975)
- Oct 20 Sugiyama Yasushi, Japanese Nihonga style painter, and designer, born in Asakusa, (d. 1993)
- Oct 22 Litz Pisk, movement teacher
- Oct 23 Zellig S. Harris, Russian-American linguist, born in Balta, Russia (d. 1992)
- Oct 24 Bill Carr, American athlete (Olympic gold 400m, 4 x 400m 1932), born in Pine Bluff, Arkansas (d. 1966)
- Oct 25 Philleo Nash, US Bureau of Indian Affairs (1961-67), born in Wisconsin Rapids, Wisconsin (1961-67)
- Oct 25 Whitner "Whit" Bissell, American actor (Time Machine, Soylent Green, The Magnificent Seven), born in NYC, New York (d. 1996)
- Oct 27 Henry "Mule" Townsend, American blues singer, guitarist, and piano player, born in Shelby, Mississippi (d. 2006)
- Oct 28 Ādolfs Skulte, Latvian composer, born in Kyiv, Ukraine (d. 2000)
- Oct 28 Claude Bourdet, French human rights activist and journalist, born in Paris (d. 1996)
- Oct 28 Francis Bacon, Irish-British abstract painter (Study for a Pope), born in Dublin (d. 1992)
- Oct 29 Douglass Montgomery, American actor (Forbidden, Harmony Lane), born in Los Angeles, California (d. 1966)
- Oct 29 Frank Wykoff, American athlete (Olympic gold 4x100m relay 1928, 32, 36), born in Des Moines, Iowa (d. 1980)
- Oct 30 Homi J. Bhabha, Indian nuclear physicist, born in Bombay, British India (d. 1966)
About October 1909
How Old? 112 years old
Generation: Greatest Generation
Leap Year: No