- Sep 3 Joseph Lamb, American ragtime composer, dies at 72
- Sep 4 Alfred E Green, director (Copacabana), dies after long illness at 71
- Sep 6 Jimmy Savo, comedian (Through the Crystal Ball), dies at 65
- Sep 7 Wilhelm Pieck, president of German DR (1949-60), dies at 84
- Sep 9 Armas Toivo Valdemar Maasalo, Finnish composer and organist, dies at 75
- Sep 9 Jussi Björling, Swedish tenor (b. 1911)
- Sep 10 Fjodor I Panfjorov, Russian author (Volga - matushka-reka), dies at 63
- Sep 13 Leo Weiner, Hungarian composer (Toldi), dies at 75
- Sep 14 M. Karagatsis, Greek author (b. 1908)
- Sep 17 Jose Sancho Marraco, composer, dies at 81
- Sep 18 A J Evans, cricketer (only England Test v Aus 1921), dies
- Sep 20 Lee Duncan, owner/trainer (Rin Tin Tin), dies of heart attack at 67
- Sep 20 Michel Brusselmans, composer, dies at 74
- Sep 22 Melanie Klein, Austria/British psycho analyst, dies at 78
- Sep 23 Kathlyn Williams, actress (Single Man), dies of heart attack at 72
- Sep 24 Matyas Seiber, composer, dies at 55
- Sep 24 Melanie Klein, [Reizes], child psycho-analyst, dies
- Sep 25 Emily Post, American authority on social behaviour and writer (Etiquette), dies at 86
- Sep 26 William Ling, cricketer (South African batsman in 6 Tests 1921-23), dies
- Sep 27 Sylvia Pankhurst, English feminist/daughter of Emmeline, dies at 78
- Sep 29 Franz Arnold, German writer, dies at 82
- Sep 30 St John Philby, British explorer and Arabist, dies at 75