About the day » Sunday June 20, 1943Calender converter

• Alfons Verdickt, Weert († 2007)
• Alfons Bienkens, Beverst († 1985)
• Joan Faye Folken, Cedar Falls, Black Hawk County, Iowa († 2021)
• Elbertus Josephus Silverentand, Valkenburg-Houthem († 2019)
• Jaap Sluis, Winschoten († 1993)
• James C York, Pennsylvania († 1979)
• Jitz D ouwe Jan Ekkelenkamp, Enschede († 1944)
• Grietje Dannen († 2011)
• Anna Cornelia Maria Lormans, Sittard († 2020)
• Cornelis Johannes PATERNOT, 's-Gravenhage, Zuid-Holland, Nederland († 2014)

• Aalderina Dassen (31), Ermelo, Gelderland, Nederland
• Bernardus Riefel (67), Eefde,Gemeente Lochem, Gelderland, Nederland
• Anna Maria van der Mei (76), Franeker
• Annetje van Duijn (80), Katwijk
• Antonia Wilhelmina Arts (23), Rotterdam
• Arie VLAMING, de (73), Nieuwerkerk aan den IJssel, Zuid-Holland, Nederland
• Jacobus Augustus Baert (56), Koewacht
• Bernardus Riefel (67), Eefde
• Alice R Rapoza (26), Tacoma, Pierce, Washington, Verenigde Staten
• Berend Hendrik BARINK (50), Wisch

• 1940 » Eugen Drewermann, German priest and theologian
• 1940 » John Mahoney, English actor († 2018)
• 1941 » Stephen Frears, English actor, director, and producer
• 1941 » Ulf Merbold, German physicist and astronaut
• 1942 » Brian Wilson, American singer-songwriter and producer
• 1942 » Neil Trudinger, Australian mathematician and theorist
• 1945 » Anne Murray, Canadian singer and guitarist
• 1946 » Bob Vila, American television host
• 1946 » David Kazhdan, Russian-Israeli mathematician and academic
• 1946 » Xanana Gusmão, Timorese soldier and politician, 1st President of East Timor

• 1925 » Josef Breuer, Austrian physician and psychologist (b. 1842)
• 1929 » Emmanouil Benakis, Greek merchant and politician, 35th Mayor of Athens (b. 1843)
• 1945 » Bruno Frank, German author, poet, and playwright (b. 1878)
• 1947 » Bugsy Siegel, American mobster (b. 1906)
• 1952 » Luigi Fagioli, Italian race car driver (b. 1898)
• 1958 » Kurt Alder, German chemist and academic, Nobel Prize laureate (b. 1902)
• 1963 » Raphaël Salem, Greek-French mathematician and academic (b. 1898)
• 1965 » Bernard Baruch, American financier and politician (b. 1870)
• 1966 » Georges Lemaître, Belgian priest, physicist, and astronomer (b. 1894)
• 1974 » Horace Lindrum, Australian snooker player (b. 1912)

• 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 July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
• The Netherlands had about 9.1 million citizens.
• January 14 » World War II: Japan begins Operation Ke, the successful operation to evacuate its forces from Guadalcanal during the Guadalcanal Campaign.
• February 18 » World War II: The Nazis arrest the members of the White Rose movement.
• April 13 » The Jefferson Memorial is dedicated in Washington, D.C., on the 200th anniversary of President Thomas Jefferson's birth.
• April 19 » World War II: In Poland, the Warsaw Ghetto Uprising begins, after German troops enter the Warsaw Ghetto to round up the remaining Jews.
• October 19 » Streptomycin, the first antibiotic remedy for tuberculosis, is isolated by researchers at Rutgers University.
• November 16 » World War II: American bombers strike a hydro-electric power facility and heavy water factory in German-controlled Vemork, Norway.

The temperature on June 20, 1943 was between 9.6 °C and 26.7 °C and averaged 18.4 °C. There was 1.8 mm of rain during 0.9 hours. There was 13.0 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south.