About the day » Tuesday May 21, 1918Calender converter

• Ann Pater, Vs († 2000)
• Aukje Pieterke van der Tuuk, Groningen († 2011)
• Adrianus Bartholomeus Cornelis van Soest, Haarlemmermeer, Noord-Holland, Nederland († 1959)
• Catharina Cornelia Schaerlaeckens, Ginneken en Bavel († 2004)
• Antonius Cornelis Maria de Graaf, Utrecht († 1994)
• Anna Johanna Martens, Ginneken en Bavel († 2002)
• Antonia Maria van Gestel, Rotterdam, Nederland († 2010)
• Allegonda Frunt, Gemert,Noord-Brabant,Nederland († 1919)
• Anna Meerman, Midwolda, Groningen, Netherlands († 1976)
• van Wincoop, Putten († 1918)

• Antonia Koenders (62), Brummen
• Adriana Cornelia Stötzer (52), Amsterdam, Noord-Holland, Nederland
• Agathe Geertruida Wilhelmina Juckema van Burmania-Rengers (83)
• Anna van den Broek (20), Roosendaal en Nispen
• Anna van den Broek (20), Roosendaal en Nispen
• Agathe Geertruide Wilhelmine van Burmania * (83), Velp
• van Wincoop (0), Putten
• Anthonie van Bloppoel (62), Rotterdam
• Andries Heistek (7), Werkendam, Noord-Brabant, Nederland
• Adriana Christina Nijman (1), Rotterdam

• 1915 » Cathleen Cordell, American actress († 1997)
• 1915 » Chakravarthi V. Narasimhan, Indian Civil Service Officer and former Under Secretary-General of the UN († 2003)
• 1916 » Dennis Day, American singer and actor († 1988)
• 1916 » Harold Robbins, American author and screenwriter († 1997)
• 1916 » Tinus Osendarp, Dutch sprinter and police officer († 2002)
• 1917 » Raymond Burr, Canadian-American actor and director († 1993)
• 1918 » Anthony Steel, English actor and singer († 2001)
• 1919 » George P. Mitchell, American businessman and philanthropist († 2013)
• 1920 » Bill Barber, American tuba player and educator († 2007)
• 1920 » Forrest White, American businessman, co-founded the Music Man Company († 1994)

• 1901 » Joseph Olivier, French rugby player (b. 1874)
• 1911 » Williamina Fleming, Scottish-American astronomer and academic (b. 1857)
• 1915 » Leonid Gobyato, Russian general and engineer (b. 1875)
• 1919 » Evgraf Fedorov, Russian mathematician, crystallographer, and mineralogist (b. 1853)
• 1920 » Venustiano Carranza, Mexican politician, 54th President of Mexico (b. 1859)
• 1925 » Hidesaburō Ueno, Japanese agriculturalist, guardian of Hachikō (b. 1871)
• 1926 » Ronald Firbank, English-Italian author (b. 1886)
• 1929 » Archibald Primrose, 5th Earl of Rosebery, English politician, Prime Minister of the United Kingdom (b. 1847)
• 1932 » Marcel Boulenger, French fencer and author (b. 1873)
• 1935 » Jane Addams, American activist and author, co-founded Hull House, Nobel Prize laureate (b. 1860)

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

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

• 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 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
• 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 6.6 million citizens.
• January 9 » Battle of Bear Valley: The last battle of the American Indian Wars.
• May 9 » World War I: Germany repels Britain's second attempt to blockade the port of Ostend, Belgium.
• June 24 » First airmail service in Canada from Montreal to Toronto.
• August 8 » World War I: The Battle of Amiens begins a string of almost continuous Allied victories with a push through the German front lines (Hundred Days Offensive).
• October 3 » King Boris III of Bulgaria accedes to the throne.
• November 11 » Józef Piłsudski assumes supreme military power in Poland - symbolic first day of Polish independence.

The temperature on May 21, 1918 was between 9.7 °C and 26.2 °C and averaged 18.1 °C. There was 13.6 hours of sunshine (85%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest.