About the day » Thursday May 9, 1940Calender converter

• Albertus Urbanus Polus, Brustem, België († 2011)
• Jan Hendrikksz Ree, Terschelling,, Noord-Holland, Nederland († 2010)
• Hiltje de Vries († 2017)
• Johanna Starink, Bathmen († 2012)
• Josephina Elisabeth MIGGELBRINK, Silvolde, Oude IJsselstreek (NL) († 1940)
• Jan Schonewille, Drijber († 2003)
• Henricus Johannes Jozef Seinen, Hoorn († 1993)
• Andre Sint Nicolaas († 2001)
• Edmund Burke Garwood * († 1996)
• Doodgeboren kind Kuunders, Deurne († 1940)

• Agatha Mareschal (76), Noordwijk
• Arthur Meredith ("Florance") David (90), London, England
• Aart van den Brink (77), Gemeente Nijkerk, Gelderland, Nederland
• Kuijt, Purmerend
• Bartha Vos (65), Bussum
• Antoon Hermans (67), Tegelen
• Annigje Meijerink (78), Zwollerkerspel, Overijssel, The Netherlands
• * Anna Paulussen Poulussen (86), Delft
• Alphonsus Josephus Rijff (55), Sloten
• Berend Treep (0), Zwollerkerspel, Overijssel, Nederland

• 1938 » Charles Simić, Serbian-American poet and editor
• 1939 » Giorgio Zancanaro, Italian baritone
• 1939 » Ion Țiriac, Romanian tennis player and manager
• 1939 » John Ogbu, Nigerian-American anthropologist and professor († 2003)
• 1939 » Ken Warby, Australian motorboat racer
• 1939 » Ralph Boston, American long jumper
• 1940 » James L. Brooks, American director, producer, and screenwriter
• 1941 » Danny Rapp, American musician († 1983)
• 1941 » Dorothy Hyman, English sprinter
• 1942 » John Ashcroft, American lawyer and politician, 79th United States Attorney General

• 1931 » Albert Abraham Michelson, German-American physicist and academic, Nobel Prize laureate (b. 1852)
• 1933 » John Arthur Jarvis, English swimmer (b. 1872)
• 1935 » Ernst Bresslau, German zoologist (b. 1877)
• 1938 » Thomas B. Thrige, Danish businessman (b. 1866)
• 1942 » Józef Cebula, Polish priest and saint (b. 1902)
• 1944 » Han Yong-un, Korean poet and social reformer (b. 1879)
• 1949 » Louis II, Prince of Monaco (b. 1870)
• 1950 » Esteban Terradas i Illa, Spanish mathematician and engineer (b. 1883)
• 1957 » Ernest de Silva, Sri Lankan banker and businessman (b. 1887)
• 1957 » Ezio Pinza, Italian actor and singer (b. 1892)

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.
• February 29 » Finland initiates Winter War peace negotiations.
• May 15 » Richard and Maurice McDonald open the first McDonald's restaurant.
• June 10 » World War II: The Kingdom of Italy declares war on France and the United Kingdom.
• July 10 » World War II: Six days before Adolf Hitler issues his Directive 16 to the combined Wehrmacht armed forces for Operation Sea Lion, the Kanalkampf shipping attacks against British maritime convoys begin, in the leadup to initiating the Battle of Britain.
• November 27 » World War II: At the Battle of Cape Spartivento, the Royal Navy engages the Regia Marina in the Mediterranean Sea.
• December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.

The temperature on May 9, 1940 was between 6.7 °C and 19.7 °C and averaged 13.4 °C. There was 13.3 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast.