About the day » Monday April 15, 1940Calender converter

• Gerrit van Wijnen († 1972)
• Jacob Auke Feenstra, Groningen († 1945)
• Cora Zuiderweg († 2019)
• Anna Elisabeth van Vugt, Giessen († 1945)
• Eite Kregel, Peize († 2011)
• Janna (Jannie) ten Caat, Hoogeveen, Drenthe, Nederland
• Hannie de Jong, 's-Gravenhage († 2013)
• Gerharda Willemina Willink, Winterswijk († 1943)
• Anna van den Bos, Amsterdam († 1998)
• Ingeborg Margretha Mijnhout, Hilversum († 2010)

• Albert Eising (53), Schoonebeek, Drenthe, Nederland
• Adrianus Biemans (73), Gilze-Rijen {NB,NL}
• ? de Wild (0), Oudenbosch
• Anne Talens (66), Peize
• Catharina Jasperse (79), Middelburg, Zeeland, Netherlands
• Adriana van Roosmalen (84), Loon op Zand
• (44), Schaesberg
• Adolphus Van Brabant (72), Markegem
• Alfons Jan Waterschoot (73), Antwerpen (België)
• Barteld Luning (70), Ansen, De Wolden, Drenthe, Nederland

• 1938 » Claudia Cardinale, Italian actress
• 1938 » Hso Khan Pha, Burmese-Canadian geologist and politician († 2016)
• 1939 » Desiré Ecaré, Ivorian filmmaker († 2009)
• 1939 » Marty Wilde, English singer-songwriter and actor
• 1940 » Jeffrey Archer, English author, playwright, and politician
• 1940 » Penelope Coelen, South African actress, model, beauty queen and 1958 Miss World
• 1940 » Robert Lacroix, Canadian economist and academic
• 1940 » Willie Davis, American baseball player and actor († 2010)
• 1941 » Howard Berman, American lawyer and politician
• 1942 » Francis X. DiLorenzo, American bishop († 2017)

• 1927 » Gaston Leroux, French journalist and author (b. 1868)
• 1938 » César Vallejo, Peruvian journalist, poet, and playwright (b. 1892)
• 1942 » Robert Musil, Austrian-Swiss author and playwright (b. 1880)
• 1943 » Aristarkh Lentulov, Russian painter and set designer (b. 1882)
• 1944 » Nikolai Fyodorovich Vatutin, Russian general (b. 1901)
• 1945 » Hermann Florstedt, German SS officer (b. 1895)
• 1948 » Radola Gajda, Montenegrin-Czech general and politician (b. 1892)
• 1949 » Wallace Beery, American actor, director, and screenwriter (b. 1885)
• 1962 » Arsenio Lacson, Filipino journalist and politician, Mayor of Manila (b. 1912)
• 1962 » Clara Blandick, American actress (b. 1880)

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

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

• 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 27 » World War II: In the Le Paradis massacre, 99 soldiers from a Royal Norfolk Regiment unit are shot after surrendering to German troops; two survive.
• June 3 » Franz Rademacher proposes plans to make Madagascar the "Jewish homeland", an idea that had first been considered by 19th century journalist Theodor Herzl.
• June 7 » King Haakon VII, Crown Prince Olav and the Norwegian government leave Tromsø and go into exile in London. They return exactly five years later.
• September 19 » World War II: Witold Pilecki is voluntarily captured and sent to Auschwitz to smuggle out information and start a resistance movement.
• November 14 » World War II: In England, Coventry is heavily bombed by German Luftwaffe bombers. Coventry Cathedral is almost completely destroyed.
• November 27 » In Romania, the ruling Iron Guard fascist party assassinates over 60 of arrested King Carol II of Romania's aides and other political dissidents.

The temperature on April 15, 1940 was between 2.1 °C and 10.2 °C and averaged 6.7 °C. There was 8.5 mm of rain during 3.3 hours. There was 4.3 hours of sunshine (31%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest.