About the day » Tuesday December 11, 1956Calender converter

• Pieter John Bruin, Tokoroa (Nieuw Zeeland) († 1979)
• Rudolf Gorkum (Strobbe), Eindhoven († 2014)
• N.N. van Duijn, Leiden († 1956)
• Jean Vervoort, Wilrijk († 2000)
• Alex Plokker († 2018)
• Reina Mathilde Fiks, Amsterdam
• Paul Van Neste, Valence d' Agen Kanton Valence Arrondissement Castelsarrasin Departement Tarn-et-Garonne Regio Midi-Pyrenees F-82 France († 1976)
• Rudolf van Gorkum (Strobbe), Eindhoven († 2014)
• († 1980)
• Harry van Marle, 's Gravenhage († 1980)

• Charles Andrew Swadley (81), USA
• Abraham Chud (62), Cook, Illinois, United States
• Antonius van Laarhoven (85), Nijmegen
• Adriana Helena van Soelen (69), Buren
• Alida Geertruida de Ruijter (4), Ilpendam
• Cornelia Johanna Francisca van Eeden (73), Rotterdam
• Antje Reitsema (81), Almelo
• Anna Maria Maurissen (91)
• Cornelis den Ouden (77), Ede
• Alphonsine Maria Johanna Van Venckenray (61), Leuven, België

• 1954 » Brad Bryant, American golfer
• 1954 » Santiago Creel, Mexican lawyer and politician, Mexican Secretary of the Interior
• 1954 » Sylvester Clarke, Barbadian cricketer († 1999)
• 1955 » Christian Sackewitz, German footballer and manager
• 1955 » Gene Grossman, American economist and academic
• 1955 » Ray Kelvin, British fashion designer
• 1955 » Stu Jackson, American basketball player, coach, and manager
• 1956 » Andrew Lansley, English politician, Secretary of State for Health
• 1956 » Lani Brockman, American actress and director
• 1957 » Peter Bagge, American author and illustrator

• 1945 » Charles Fabry, French physicist and academic (b. 1867)
• 1950 » Leslie Comrie, New Zealand astronomer and author (b. 1893)
• 1951 » Hijri Dede, Iraqi Turkmen poet and writer (b. 1881)
• 1951 » Mustafa Muğlalı, Turkish general (b. 1882)
• 1953 » Sedat Simavi, Turkish journalist and director (b. 1896)
• 1957 » Musidora, French actress, director, producer, and screenwriter (b. 1889)
• 1959 » Jim Bottomley, American baseball player and manager (b. 1900)
• 1964 » Percy Kilbride, American actor (b. 1888)
• 1964 » Sam Cooke, American singer-songwriter (b. 1931)
• 1966 » Augusta Fox Bronner, American psychologist, specialist in juvenile psychology (b. 1881)

• Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from September 2, 1952 to October 13, 1956 the cabinet Drees II, with Dr. W. Drees (PvdA) as prime minister.
• In The Netherlands , there was from October 13, 1956 to December 22, 1957 the cabinet Drees III, with Dr. W. Drees (PvdA) as prime minister.
• The Netherlands had about 10.8 million citizens.
• January 1 » Sudan achieves independence from Egypt and the United Kingdom.
• April 2 » As the World Turns and The Edge of Night premiere on CBS. The two soaps become the first daytime dramas to debut in the 30-minute format.
• April 5 » In Sri Lanka, the Mahajana Eksath Peramuna win the general elections in a landslide and S. W. R. D. Bandaranaike is sworn in as the Prime Minister of Ceylon.
• June 5 » Elvis Presley introduces his new single, "Hound Dog", on The Milton Berle Show, scandalizing the audience with his suggestive hip movements.
• July 30 » A joint resolution of the U.S. Congress is signed by President Dwight D. Eisenhower, authorizing In God We Trust as the U.S. national motto.
• October 8 » The New York Yankees's Don Larsen pitches the only perfect game in a World Series.

The temperature on December 11, 1956 was between 6.8 °C and 9.8 °C and averaged 7.9 °C. There was 11.3 mm of rain during 10.0 hours. The almost completely overcast was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest.