This is a list of deaths in September 1966:
September 1
Karl Bergelt, German Navy officer during World War II (b. 1902)
Mabel Capper, British suffragist (b. 1888)
September 2 – George Bolt, Australian rules footballer (b. 1899)
September 3
Constantin Bakaleinikoff, Russian-born American composer (b. 1896)
Dick Barwegan, American professional football player (b. 1921)
Sir Robert Bristow, English engineer (b. 1880)
Chen Mengjia, Chinese archaeologist (b. 1911)
Wesley Dennis, American illustrator (b. 1903)
Fu Lei, Chinese translator and art critic (b. 1908)
Frank Golding, Australian rules footballer (b. 1890)
September 4
Bernard Atkinson, English cricketer (b. 1900)
August Aimé Balkema, Dutch book trader (b. 1906)
Herbert Beyer, German paratrooper officer during World War II (b. 1913)
September 5
William Murdoch Buchanan, Canadian politician, member of the Canadian House of Commons (b. 1897)
Edward Denman Clarke, Finnish-born British flying ace of World War I (b. 1898)
Edward English, English cricketer (b. 1864)
Dezső Lauber, Hungarian sportsman and architect (b. 1879)
September 6
Elmer Blaney Harris, American author (b. 1878)
Margaret Sanger, American birth control advocate (b. 1879)
Hendrik Verwoerd, Dutch-born Prime Minister of South Africa (b. 1901)
September 7 – Viktor Ader, Estonian footballer (b. 1910)
September 8
Walter Friedländer, German-American art historian (b. 1873)
W. A. Hewitt, Canadian sportsman and journalist (b. 1875)
September 9 – Jack Cobb, American basketball player (b. 1904)
September 10
Blair Cherry, American baseball and football coach (b. 1901)
Arthur Cock, Australian rules footballer (b. 1900)
Saul Gorss, American actor (b. 1908)
Emil Julius Gumbel, German-born American mathematician and academic (b. 1891)
September 11
Arthur Affleck, Australian pilot (b. 1903)
Hans von Ahlfen, German General in the Second World War (b. 1897)
Charley Aylett, Australian politician (b. 1913)
Charlie Cantor, American radio actor (b. 1898)
Bill Cramer, American baseball player (b. 1891)
C. E. Woolman, American Airlines founder (b. 1889)
September 12
Florence Ellinwood Allen, American judge; the first woman to serve on a state supreme court (Ohio), and one of the first two women to serve as a United States federal judge (b. 1884)
Francis Sheed Anderson CB, Scottish businessman, civil servant and Liberal Party politician (b. 1897)
Iosif Czako, Romanian footballer (b. 1906)
Earl J. Glade, American politician, mayor of Salt Lake City, Utah (b. 1885)
Aketo Nakamura, Japanese general (b. 1889)
September 13
Wiktor Andersson, Swedish film actor (b. 1887)
Dora Barton, English actress (b. 1884)
Major General Francis William Billado, American military officer and politician, member of the Vermont House of Representatives, Adjutant General of the Vermont National Guard (b. 1907)
Clemente Canepari, Italian racing cyclist (b. 1886)
John Christoffersen, Danish wrestler, competed at the 1924 Summer Olympics (b. 1898)
Ralph Comstock, American baseball player (b. 1890)
Alfred Engelsen, Norwegian gymnast and diver, gold medalist at the 1912 Summer Olympics (b. 1893)
Alfred A. Gilman, American Anglican missionary to China (b. 1878)
Tomoshige Samejima, Japanese admiral (b. 1889)
September 14
Gertrude Berg, American actress (b. 1899)
Alexandre Bioussa, French rugby union player, member of the silver medal-winning French team at the 1924 Summer Olympics (b. 190])
Nikolay Cherkasov, Soviet actor (b. 1903)
Arthur Davies, English Anglican priest (b. 1878)
Hiram Wesley Evans, American leader of the Ku Klux Klan (b. 1881)
Cemal Gürsel, Turkish general and statesman, 4th President of Turkey (b. 1895)
September 15
Frank G. Ashbrook, American mammalogist (b. 1892)
Leonard Brockington, Welsh-born Canadian civil servant, first president of the Canadian Broadcasting Corporation (b. 1888)
Adm. Herbert G. Hopwood, American admiral (b. 1898)
September 16
Anandashram Swami, Indian ninth guru and the Head of the community of the Chitrapur Saraswats (b. 1902)
Lawrence Joseph Bader, American whose disappearance and later reappearance caused controversy (b. 1926)
September 17
Selmer Berg, Canadian politician, member of the Legislative Assembly of Alberta (b. 1886)
Mário Filho, Brazilian journalist and writer (b. 1908)
Fritz Wunderlich, German tenor (b. 1930)
September 18
Ian Bedford, English cricketer (b. 1930)
Gen. Horace H. Fuller, American general during World War II (b. 1886)
September 19
José de Jesús Angulo del Valle y Navarro, Mexican Roman Catholic bishop (b. 1888)
Adrien Borel, French psychiatrist (b. 1886)
Albert van der Sandt Centlivres, South African jurist, Chief Justice of South Africa (b. 1887)
Albert Divo, French race car driver (b. 1895)
Gen. Vladimir Grigoryevich Fyodorov, Soviet weapons designer and general during World War II (b. 1874)
September 20
William Baragwanath, Australian surveyor and geologist (b. 1878)
Pierre E. Belliveau, Canadian politician, member of the Nova Scotia House of Assembly (b. 1896)
Fritz Delius, German actor (b. 1890)
Hubert L. Eaton, American businessman (b. 1881)
James Gunn, American screenwriter (b. 1920)
September 21 – Paul Reynaud, French politician, former Prime Minister (b. 1878)
September 22
Valentin Bulgakov, Russian biographer (b. 1886)
James A. Chapman, American oilman (b. 1881)
Jules Furthman, American screenwriter (b. 1888)
Aaron Grant, American football player (b. 1908)
Hans Halberstadt, German-born American fencer, competed at the 1928 Summer Olympics (b. 1885)
Ninon Hesse, Austro-Hungarian born wife of Herman Hesse (b. 1895)
Edward Francis Hoban, American Roman Catholic archbishop (b. 1878)
George Holloway, English cricketer (b. 1884)
September 23
William Beesley VC, English recipient of the Victoria Cross (b. 1895)
Herbert J. Herring, American academic, dean of Duke University (b. 1899)
September 24 – Kálmán Blahó, Hungarian sprint canoer, competed at the 1948 Summer Olympics (b. 1920)
September 25
Clifton Cushman, American athlete, silver medalist at the 1960 Summer Olympics (b. 1938)
Sir Benjamin Dawson, 1st Baronet, British aristocrat (b. 1878)
William Elsey, Australian Anglican priest, Bishop of Kalgoorlie (b. 1880)
Jim Holder, American football player (b. 1940)
September 26
Aleksandr Anufriyev, Soviet athlete, competed at the 1952 Summer Olympics (b.1926)
Bill Atkinson, Australian rules footballer (b. 1876)
Jimmy Bridges, English cricketer (b. 1887)
Gus Edson, American cartoonist (b. 1901)
Helen Kane, American singer (b. 1904)
Phil Hopkins, Welsh rugby player (b. 1880)
September 28
André Breton, French poet and writer (b. 1896)
Charles Lawrence Bishop, Canadian journalist and politician, member of the Canadian Senate (b. 1876)
Eric Fleming, American actor (b. 1925)
September 29 – Zoilo Canavery, Uruguayan-born Argentine footballer (b. 1893)
September 30 – John Barrett, American football player (b. 1899)