About the day » Tuesday June 20, 1911Calender converter

• Aaltje Berendina Schuitemaker, Rotterdam († 1944)
• Aafje Cornelia van der Does, Katwijk, Zuid-Holland, Nederland († 1992)
• Adriana de Nooijer, Brouwershaven, Zeeland, Nederland († 1965)
• Aleida Christina Sepers, Amsterdam, Noord-Holland, Nederland († 2005)
• Albert Zomer, Hollandscheveld, Hoogeveen († 1981)
• Ann Ruth Brannon, Mississippi, Verenigde Staten († 1980)
• Alida Valkenburg, Renkum
• Amalia Josephine Harte, Soerabaja
• Anna Lena Boersma, Groningen, Groningen, Nederland
• Amalia Josephine (Mies) Harte

• Albert Stet (52), Castricum,Noord-Holland,Nederland
• Aaltje Keen (0), Wezup (Zweeloo)
• Alida Snip (70), Den Helder
• Aaltje Keen (0), Zweeloo,Drenthe,Niederlande,Wezup
• Aaltje Pieters Visscher (34), Barsbeek, Ambt Vollenhove
• Aaltje Snip (70), Den Helder, Noord-Holland, Nederland
• Anna Maria Hubertina Schroeders (9), Bocholtz
• Anna Maria van Aarle (66), Waalwijk
• Barthelomeus Louwerier (74), Nijmegen
• Aaltje Snip (70), Den Helder, Noord-Holland, Nederland

• 1907 » Jimmy Driftwood, American singer-songwriter and banjo player († 1998)
• 1908 » Billy Werber, American baseball player († 2009)
• 1908 » Gus Schilling, American actor († 1957)
• 1909 » Errol Flynn, Australian-American actor († 1959)
• 1910 » Josephine Johnson, American author and poet († 1990)
• 1911 » Gail Patrick, American actress († 1980)
• 1912 » Anthony Buckeridge, English author († 2004)
• 1912 » Jack Torrance, American shot putter and football player († 1969)
• 1914 » Gordon Juckes, Canadian ice hockey player († 1994)
• 1914 » Muazzez İlmiye Çığ, Turkish archaeologist and academic

• 1870 » Jules de Goncourt, French historian and author (b. 1830)
• 1872 » Élie Frédéric Forey, French general (b. 1804)
• 1875 » Joseph Meek, American police officer and politician (b. 1810)
• 1888 » Johannes Zukertort, Polish-English chess player (b. 1842)
• 1906 » John Clayton Adams, English painter (b. 1840)
• 1909 » Friedrich Martens, Estonian-Russian historian, lawyer, and diplomat (b. 1845)
• 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)

1. Johannes
2. Jan
3. Cornelis
4. Hendrik
5. Willem
6. Pieter
7. Gerrit
8. Petrus
9. Adrianus
10. Jacob
11. Jacobus
12. Wilhelmus
13. Gerardus
14. Arie
15. Dirk
16. Hendrikus

1. Maria
2. Johanna
3. Anna
4. Cornelia
5. Wilhelmina
6. Elisabeth
7. Hendrika
8. Catharina
9. Adriana
10. Petronella
11. Jacoba
12. Geertruida
13. Grietje
14. Aaltje
15. Helena
16. Neeltje

• 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 February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
• The Netherlands had about 6.0 million citizens.
• January 21 » The first Monte Carlo Rally takes place.
• February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
• April 2 » The Australian Bureau of Statistics conducts the country's first national census.
• May 23 » The New York Public Library is dedicated.
• July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
• November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.

The temperature on June 20, 1911 was between 9.9 °C and 18.0 °C and averaged 13.3 °C. There was 9.6 mm of rain. There was 3.0 hours of sunshine (18%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west.