About the day » Sunday September 12, 1971Calender converter

• Hans DERAMOUDT, Gent,9000,Flandre Orientale,Flandre,BELGIQUE († 1982)
• Christy Annette Keesman, Alkmaar
• Marion Fransisca Krist, Zuidelijke IJselmeer Polders
• Aaltje Heili KROOK, Purmerend,Noord-Holland,Nederland
• Steven Michiel Rijsdijk, Capelle aan de Ijssel, Zuid-Holland, Nederland
• Olav Nicolaas Lieshout, Capelle aan de ijsel
• Koenraad Anthonie Slagboom, Schoonrewoerd, Zuid-Holland, Nederland († 2017)

• Anthony Abner Blackburn (23), Biloxi, Harrison County, Mississippi
• Cornelis Berkhout (37), Graft-De Rijp
• Carmen DeVries (0)
• Apollonia Johanna (Ploon) Verhagen (73), Rotterdam, Nederland
• Adriana Elisabeth Michael (50), Culemborg
• Derk Samnel Pery Budde (69), Hove, Sussex
• Earl Taylor (84), San Diego, San Diego, California, Verenigde Staten
• Anna Gertrudis Verheggen (83), Roermond
• Elisabeth Cornelia Geerlings (81), Leiden
• Derk Samuel Percy Budde (69), Hove East Sussex, Groot Brittanië

• 1969 » Ángel Cabrera, Argentinian golfer
• 1969 » James Frey, American author and screenwriter
• 1969 » Max Boot, Russian-American historian and author
• 1969 » Shigeki Maruyama, Japanese golfer
• 1970 » Nathan Larson, American singer-songwriter and guitarist
• 1971 » Shocker, Mexican wrestler
• 1971 » Younes El Aynaoui, Moroccan tennis player
• 1972 » Gideon Emery, English-American actor, producer, and screenwriter
• 1972 » Paul Green, Australian rugby league player and coach
• 1972 » Sidney Souza, Brazilian footballer

• 1962 » Rangeya Raghav, Indian author and playwright (b. 1923)
• 1962 » Spot Poles, American baseball player and soldier (b. 1887)
• 1967 » Vladimir Bartol, Italian-Slovene author and playwright (b. 1903)
• 1968 » Tommy Armour, Scottish-American golfer and journalist (b. 1894)
• 1971 » Walter Egan, American golfer (b. 1881)
• 1972 » William Boyd, American actor and producer (b. 1895)
• 1977 » Les Haylen, Australian journalist and politician (b. 1898)
• 1977 » Robert Lowell, American poet (b. 1917)
• 1977 » Steve Biko, South African activist (b. 1946)
• 1978 » William Hudson, New Zealand-Australian engineer (b. 1896)

• 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 April 5, 1967 to Tuesday, July 6, 1971 the cabinet De Jong, with P.J.S. de Jong (KVP) as prime minister.
• In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
• The Netherlands had about 13.1 million citizens.
• February 9 » Apollo program: Apollo 14 returns to Earth after the third manned Moon landing.
• May 20 » In the Chuknagar massacre, Pakistani forces massacre thousands, mostly Bengali Hindus.
• August 9 » The Troubles: The British Army in Northern Ireland launches Operation Demetrius. Hundreds of people are arrested and interned, thousands are displaced, and twenty are killed in the violence that followed.
• November 15 » Intel releases the world's first commercial single-chip microprocessor, the 4004.
• November 23 » Representatives of the People's Republic of China attend the United Nations, including the United Nations Security Council, for the first time.
• December 14 » Bangladesh Liberation War: Over 200 of East Pakistan's intellectuals are executed by the Pakistan Army and their local allies. (The date is commemorated in Bangladesh as Martyred Intellectuals Day.)

The temperature on September 12, 1971 was between 5.4 °C and 18.0 °C and averaged 12.5 °C. There was -0.1 mm of rain. There was 1.6 hours of sunshine (12%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the northwest.