About the day » Tuesday April 9, 1940Calender converter

• Jan Lassche, Kampen, Nederland († 2014)
• Baby de Graaf, Groningen († 1940)
• Feikje Tjetje Frankena, Winsum, Friesland, Nederland († 2002)
• Bastiaan van Rijn, Katwijk, Zuid-Holland, Nederland († 1941)
• Gloria Jean Powell, Dover, Westmorland, New Brunswick, Canada († 1988)
• Fortuijn, Schoonrewoerd, Zuid-Holland, Nederland († 1940)
• HEINZ Ewald DEDEKIND († 1995)
• Brigitte Verhaegen, Duisburg (D) († 2008)
• Doris Alsum († 2018)
• George Russell KETTLE, Queenstown, Tasmania, Australia († 2015)

• Anna Dorthea Christensen (76), Klostergade 23 st. Helsingør Skt. Olai
• Fortuijn (0), Schoonrewoerd, Zuid-Holland, Nederland
• Antonius van den Akker (82), 's-Hertogenbosch
• Annechien Woltman (63), Groningen Groningen Nederland
• Algerus Josephus Begheijn (65), Terneuzen
• Antonus Hendricus van den Akker (64), 's-Hertogenbosch, Noord-Brabant, Nederland
• Anna Francisca Maria Lamers (62), Utrecht
• Albert Sierts Koning (69), Haulerwijk, Ooststellingwerf, Friesland, Nederland
• Adriaan Verschelling (40), Axel (Terneuzen), Zeeland, Nederland
• * Adrianus Jan Antonie Dronkers (51), Rotterdam

• 1937 » Marty Krofft, Canadian screenwriter and producer
• 1937 » Simon Brown, Baron Brown of Eaton-under-Heywood, English lieutenant, lawyer, and judge
• 1937 » Valerie Singleton, English television and radio host
• 1938 » Viktor Chernomyrdin, Russian businessman and politician, 30th Prime Minister of Russia († 2010)
• 1939 » Michael Learned, American actress
• 1940 » Hans-Joachim Reske, German sprinter
• 1940 » Jim Roberts, Canadian-American ice hockey player and coach († 2015)
• 1941 » Kay Adams, American singer-songwriter
• 1942 » Brandon deWilde, American actor († 1972)
• 1942 » Margo Smith, American singer-songwriter

• 1936 » Ferdinand Tönnies, German sociologist and philosopher (b. 1855)
• 1940 » Mrs Patrick Campbell, English actress (b. 1865)
• 1944 » Yevgeniya Rudneva, Ukrainian lieutenant and pilot (b. 1920)
• 1945 » Dietrich Bonhoeffer, German pastor and theologian (b. 1906)
• 1945 » Hans Oster, German general (b. 1887)
• 1945 » Hans von Dohnányi, Austrian-German lawyer and jurist (b. 1902)
• 1945 » Johann Georg Elser, German carpenter (b. 1903)
• 1945 » Karl Sack, German lawyer and jurist (b. 1896)
• 1945 » Wilhelm Canaris, German admiral (b. 1887)
• 1948 » George Carpenter, Australian 5th General of The Salvation Army (b. 1872)

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

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

• 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 August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
• In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
• The Netherlands had about 8.8 million citizens.
• May 6 » John Steinbeck is awarded the Pulitzer Prize for his novel The Grapes of Wrath.
• May 13 » Queen Wilhelmina of the Netherlands flees her country to Great Britain after the German invasion. Princess Juliana takes her children to Canada for their safety.
• August 3 » World War II: Italian forces begin the invasion of British Somaliland.
• October 25 » Benjamin O. Davis Sr. is named the first African American general in the United States Army.
• November 16 » New York City's "Mad Bomber" George Metesky places his first bomb at a Manhattan office building used by Consolidated Edison.
• December 22 » World War II: Himara is captured by the Greek army.

The temperature on April 9, 1940 was between 3.3 °C and 8.8 °C and averaged 5.5 °C. There was 0.7 mm of rain during 1.2 hours. There was 0.6 hours of sunshine (4%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest.