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 19 » The American Civil Liberties Union (ACLU) is founded.
    • February 9 » Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized.
    • February 14 » The League of Women Voters is founded in Chicago.
    • March 12 » The Kapp Putsch begins when the Marinebrigade Ehrhardt is ordered to march on Berlin.
    • August 13 » Polish–Soviet War: The Battle of Warsaw begins and will last till August 25. The Red Army is defeated.
    • October 30 » The Communist Party of Australia is founded in Sydney.
  • 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.
    • March 3 » Oil is discovered in Saudi Arabia.
    • March 27 » Second Sino-Japanese War: The Battle of Taierzhuang begins, resulting several weeks later in the war's first major Chinese victory over Japan.
    • June 7 » Second Sino-Japanese War: The Chinese Nationalist government creates the 1938 Yellow River flood to halt Japanese forces. Five hundred to nine hundred thousand civilians are killed.
    • June 7 » The Douglas DC-4E makes its first test flight.
    • September 12 » Adolf Hitler demands autonomy and self-determination for the Germans of the Sudetenland region of Czechoslovakia.
    • October 14 » The first flight of the Curtiss P-40 Warhawk fighter plane.
  • 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.
    • February 8 » Twenty-one association football spectators are trampled to death at Karaiskakis Stadium in Neo Faliro, Greece, after a football match between Olympiacos F.C. and AEK Athens F.C.
    • April 4 » Iran–Iraq War: The Islamic Republic of Iran Air Force mounts an attack on H-3 Airbase and destroys about 50 Iraqi aircraft.
    • June 18 » The Lockheed F-117 Nighthawk, the first operational aircraft initially designed around stealth technology, makes its first flight.
    • September 1 » A coup d'état in the Central African Republic overthrows President David Dacko.
    • September 21 » Belize is granted full independence from the United Kingdom.
    • November 30 » Cold War: In Geneva, representatives from the United States and the Soviet Union begin to negotiate intermediate-range nuclear weapon reductions in Europe. (The meetings end inconclusively on December 17.)


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 21, 2026), "Johanna Sofia du Plooy e4f10 (1920-1981)".