Dreyer Tree » Johanna Sofia du Plooy e4f10 (1920-1981)

Personal data Johanna Sofia du Plooy e4f10 


Household of Johanna Sofia du Plooy e4f10

(1) She is married to Martin Johannes Smit.

They got married on January 22, 1938 at Middelburg Transvaal, she was 17 years old.


(2) She is married to Jurgens Johannes Henning.

They got married.

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Timeline Johanna Sofia du Plooy e4f10

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Historical events

  • The temperature on April 22, 1920 was between -0.2 °C and 14.7 °C and averaged 8.1 °C. There was 0.1 mm of rain. There was 10.4 hours of sunshine (73%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1920: Source: Wikipedia
    • The Netherlands had about 6.8 million citizens.
    • January 28 » Foundation of the Spanish Legion.
    • February 29 » Czechoslovak National Assembly adopts the Constitution.
    • March 19 » The United States Senate rejects the Treaty of Versailles for the second time (the first time was on November 19, 1919).
    • May 9 » Polish–Soviet War: The Polish army under General Edward Rydz-Śmigły celebrates its capture of Kiev with a victory parade on Khreshchatyk.
    • August 13 » Polish–Soviet War: The Battle of Warsaw begins and will last till August 25. The Red Army is defeated.
    • December 22 » The GOELRO economic development plan is adopted by the 8th Congress of Soviets of the Russian SFSR.
  • The temperature on January 22, 1938 was between -1.4 °C and 8.1 °C and averaged 3.9 °C. There was 1.9 hours of sunshine (22%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
  • In the year 1938: Source: Wikipedia
    • The Netherlands had about 8.6 million citizens.
    • April 10 » The 1938 German parliamentary election and referendum seeks approval for a single list of Nazi candidates and the recent annexation of Austria.
    • July 28 » Hawaii Clipper disappears between Guam and Manila as the first loss of an airliner in trans-Pacific China Clipper service.
    • July 31 » Archaeologists discover engraved gold and silver plates from King Darius the Great in Persepolis.
    • September 30 » The League of Nations unanimously outlaws "intentional bombings of civilian populations".
    • October 1 » Germany annexes the Sudetenland.
    • October 5 » In Nazi Germany, Jews' passports are invalidated.
  • The temperature on February 19, 1981 was between -1.5 °C and 0.8 °C and averaged -0.2 °C. There was -0.1 mm of rain. There was -0.1 hours of sunshine (0%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
  • Koningin Beatrix (Huis van Oranje-Nassau) was from April 30, 1980 till April 30, 2013 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
  • In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
  • In the year 1981: Source: Wikipedia
    • The Netherlands had about 14.2 million citizens.
    • January 18 » Phil Smith and Phil Mayfield parachute off a Houston skyscraper, becoming the first two people to BASE jump from objects in all four categories: buildings, antennae, spans (bridges), and earth (cliffs).
    • June 18 » The Lockheed F-117 Nighthawk, the first operational aircraft initially designed around stealth technology, makes its first flight.
    • June 25 » Microsoft is restructured to become an incorporated business in its home state of Washington.
    • July 29 » After impeachment on June 21, Abolhassan Banisadr flees with Massoud Rajavi to Paris, in an Iranian Air Force Boeing 707, piloted by Colonel Behzad Moezzi, to form the National Council of Resistance of Iran.
    • August 22 » Far Eastern Air Transport Flight 103 disintegrates in mid-air and crashes in Sanyi Township, Miaoli County, Taiwan. All 110 people on board are killed.
    • September 21 » Sandra Day O'Connor is unanimously approved by the U.S. Senate as the first female Supreme Court justice.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Du Plooy

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The Dreyer Tree publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I5168.php : accessed January 20, 2026), "Johanna Sofia du Plooy e4f10 (1920-1981)".