About the day » Sunday June 13, 1920Calender converter

• Anna Pauline Rothermund, Martins Ferry, Pease Township, Belmont, Ohio, United States († 2003)
• Anna van der Ham († 2003)
• "Henri" Gabriel Maxime de Coudenhove, Hell-Ville, Nosy Be, Madagascar († 2008)
• Bernardina Hendrika Antonia Geerts, Ulft, Gelderland, Nederland († 1941)
• van Helden, heusden (noord brabant)
• Abraham Melkman, Amsterdam, Noord-Holland, Nederland x († 1941)
• Berendina Wilhelmina Maria WITJES, Gendringen, Gelderland, Nederland († 2006)
• Albert John Ackerman, Mitcham, Surrey, England († 1985)
• Barbara Evelyn Westervelt, Spencer (Toga County) (New York) († 1980)
• Adrianus Reinen VAN van Nes, Rijsoord, Zuid-Holland, Nederland († 1991)

• Cornelis Jacobus Roeleveld (56), Weesperkarspel, Noord-Holland, Nederland
• Cornelis Jacobus Roeleveld (56), Weesperkarspel, Noord-Holland, Nederland
• Alberta Baks (3), Woudrichem, Gemeente Altena, Noord-Brabant, Netherlands
• A.G(Albertus) Evers (53), Enschede
• Alida Noest (81), Rotterdam
• Catharina Hendriks (78), Heumen,, Gelderland, Nederland
• Albertus de Kruijf (63), Soest, Utrecht, Nederland
• Caroline Marie Alexandrine Edwards (26), Buitenzorg, Batavia, Java, Ned. Indie
• Alida Noest (81), Rotterdam, Zuid-Holland, Netherlands
• Aaltje Stam (74), Oude Pekela

• 1917 » Augusto Roa Bastos, Paraguayan novelist († 2005)
• 1917 » Teddy Turner, English actor († 1992)
• 1918 » Ben Johnson, American actor and stuntman († 1996)
• 1918 » Helmut Lent, German soldier and pilot († 1944)
• 1918 » Percy Rodriguez, Canadian-American actor († 2007)
• 1920 » Iosif Vorovich, Russian mathematician and engineer († 2001)
• 1920 » Rolf Huisgen, German chemist and academic († 2020)
• 1921 » Lennart Strand, Swedish runner († 2004)
• 1922 » Etienne Leroux, South African author († 1989)
• 1923 » Lloyd Conover, American chemist and inventor († 2017)

• 1894 » John Cox Bray, Australian politician, 15th Premier of South Australia (b. 1842)
• 1898 » Joseph-Adolphe Chapleau, Canadian lawyer and politician, 5th Premier of Quebec (b. 1840)
• 1904 » Nikiforos Lytras, Greek painter and educator (b. 1832)
• 1917 » Louis-Philippe Hébert, Canadian sculptor (b. 1850)
• 1918 » Michael Alexandrovich, Russian Grand Duke (b. 1878)
• 1930 » Henry Segrave, American-English racing driver (b. 1896)
• 1931 » Kitasato Shibasaburō, Japanese physician and bacteriologist (b. 1851)
• 1939 » Arthur Coningham, Australian cricketer (b. 1863)
• 1943 » Kočo Racin, Macedonian author and activist (b. 1908)
• 1948 » Osamu Dazai, Japanese author (b. 1909)

• 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.
• The Netherlands had about 6.8 million citizens.
• January 10 » The Treaty of Versailles takes effect, officially ending World War I.
• January 16 » The League of Nations holds its first council meeting in Paris, France.
• September 7 » Two newly purchased Savoia flying boats crash in the Swiss Alps en route to Finland where they would serve with the Finnish Air Force, killing both crews.
• September 16 » The Wall Street bombing: A bomb in a horse wagon explodes in front of the J. P. Morgan building in New York City killing 38 and injuring 400.
• November 15 » First assembly of the League of Nations is held in Geneva, Switzerland.
• December 22 » The GOELRO economic development plan is adopted by the 8th Congress of Soviets of the Russian SFSR.

The temperature on June 13, 1920 was between 13.8 °C and 24.3 °C and averaged 18.9 °C. There was 11.6 hours of sunshine (70%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast.