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.
    • April 28 » Azerbaijan is added to the Soviet Union.
    • June 4 » Hungary loses 71% of its territory and 63% of its population when the Treaty of Trianon is signed in Paris.
    • August 16 » Polish–Soviet War: The Battle of Radzymin concludes; the Soviet Red Army is forced to turn away from Warsaw.
    • September 17 » The National Football League is organized as the American Professional Football Association in Canton, Ohio.
    • November 12 » Italy and the Kingdom of Serbs, Croats and Slovenes sign the Treaty of Rapallo.
    • November 28 » Irish War of Independence: Kilmichael Ambush: The Irish Republican Army ambush a convoy of British Auxiliaries and kill seventeen.
  • 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.
    • February 4 » Adolf Hitler appoints himself as head of the Armed Forces High Command.
    • June 11 » Second Sino-Japanese War: The Battle of Wuhan starts.
    • July 28 » Hawaii Clipper disappears between Guam and Manila as the first loss of an airliner in trans-Pacific China Clipper service.
    • August 20 » Lou Gehrig hits his 23rd career grand slam, a record that stood for 75 years until it was broken by Alex Rodriguez.
    • November 14 » The Lions Gate Bridge, connecting Vancouver to the North Shore region, opens to traffic.
    • December 16 » Adolf Hitler institutes the Cross of Honour of the German Mother.
  • 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 6 » The National Resistance Army of Uganda launches an attack on a Ugandan Army installation in the central Mubende District to begin the Ugandan Bush War.
    • April 3 » The Osborne 1, the first successful portable computer, is unveiled at the West Coast Computer Faire in San Francisco.
    • June 18 » The Lockheed F-117 Nighthawk, the first operational aircraft initially designed around stealth technology, makes its first flight.
    • July 30 » As many as 50,000 demonstrators, mostly women and children, took to the streets in Łódź to protest food ration shortages in Communist Poland.
    • September 25 » Belize joins the United Nations.
    • October 9 » President François Mitterrand abolishes capital punishment in France.


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 18, 2026), "Johanna Sofia du Plooy e4f10 (1920-1981)".