- Oct 1 Charles Christie, American film studio owner, dies at 75
- Oct 2 O B Clarence, English actor (Penn of Pensnsylvania), dies at 85
- Oct 4 Alexander Papagos, Greek fieldmarshal and supreme commander, dies at 71
- Oct 9 Alice Joyce, American actress (Song O' My Heart), dies at 65
- Oct 9 Theodor Innitzer, Austrian cardinal and archbishop of Vienna, dies at 79
- Oct 12 Bernarr McFadden, American physical culture advocate, credited with beginning the culture of health and fitness in the United States, dies of a urinary tract infection at 87
- Oct 13 Manuel Ávila Camacho, 45th President of Mexico (1940-46), dies at 58
- Oct 15 Fumio Hayasaka, Japanese film score composer (Rashomon; Seven Samurai), dies of tuberculosis at 41
- Oct 18 José Ortega y Gasset, Spanish philosopher and author (The Revolt of the Masses), dies at 72
- Oct 19 Carlos Dávila, President of Government Junta of Chile (1932), dies at 68
- Oct 19 John Hodiak, American actor (Battleground, A Bell for Adamo, Lifeboat), dies from coronary thrombosis at 41
- Oct 20 Eino Roiha, Finnish pianist, composer, and musicologist dies at 51
- Oct 21 Roy Minnett, Australian cricket all-rounder who played 9 Tests, 3 x 50, 11 wickets; NSW, dies at 69
- Oct 24 Alfred Radcliffe-Brown, British Anthropologist (Structural Functionalism and studies of Andaman Islanders and Australian Aborigines), dies at 74
- Oct 26 Anthony Ross [Rosenthal], American stage (Bus Stop), and screen character actor (The Telltale Clue), dies of a heart attack at 46
- Oct 26 Arne Eggen, Norwegian composer, dies at 74
- Oct 27 Clark Griffith, American Baseball HOF pitcher (MLB ERA leader 1898 Chicago Colts/Orphans) and manager (Chicago WS, NY Highlanders, Cincinnati Reds, Washington Sens [owner]), dies at 85
- Oct 27 Vladimir Mikhaylovich Deshevov, composer, dies at 66
- Oct 31 Alban Collignon, Belgian sport journalist, dies at 74
- Oct 31 William Woodward Jr., American businessman and horse breeder (Hanover National Bank), is shot by his wife after being mistaken for an intruder at 35
Assassination
Drug Overdose
Gunshot Wound
Murder
Plane Crash
Suicide