About the day » Monday April 21, 1913Calender converter

• Agatha Gerrits Postma, Dronrijp († 1991)
• Albertus Johannes TINGELAAR, Den Haag Zuid-Holland Netherlands
• Alida van Diepen, Heerhugowaard
• Adriana Maria "Jans" Van Der Donk, Lith († 1994)
• Abel Rolfers, Valthermond, Drenthe, Nederland († 1993)
• Alice Françoise Ida CARIS ALIAS REYNDERS, Borgerhout, 2140, Antwerpen, Belgique († 1980)
• Adriaan den Hertog, Culemborg († 1970)
• Alida Johanna Zoutendijk, den Haag, Zuid-Holland, Nederland († 1987)
• Alida Elizabeth de Kruijff, Rotterdam
• (Stillborn) WIJNALDA, Enumatil (Leek) Groningen Netherlands († 1913)

• Aafje AALFS (0), Noordwolde (Bedum) Groningen Netherlands
• Cornelis van der Zeeuw (86), Leiden,Leiden,Zuid-Holland,Nederland
• Cornelia Maria Bijl (25), Scherpenisse, Zeeland, Nederland
• Cornelis van der Zeeuw (86), Leiden, Zuid-Holland, Nederland
• Anthonia Sophia Marseille (66), Amsterdam, Noord-Holland, Nederland
• Antonia Sophia Marseille (67), Amsterdam
• Charles John Barnett (73), Wallabadah, New South Wales, Australia
• Arnoldus Elles Ruisch (73), Dantumawoude, Dantumadeel, Friesland, Nederland
• Anna Frederica Maria Dietz (74), Den Haag
• Arie Mout (1), Rotterdam, Zuid-Holland, Nederland

• 1911 » Ivan Combe, American businessman, developed Clearasil († 2000)
• 1911 » Kemal Satır, Turkish physician and politician († 1991)
• 1912 » Eve Arnold, Russian-American photojournalist († 2012)
• 1912 » Marcel Camus, French director and screenwriter († 1982)
• 1913 » Norman Parkinson, English photographer († 1990)
• 1914 » Angelo Savoldi, Italian-American wrestler and promoter, co-founded International World Class Championship Wrestling († 2013)
• 1915 » Anthony Quinn, Mexican-American actor († 2001)
• 1915 » Garrett Hardin, American ecologist, author, and academic († 2003)
• 1916 » Estella B. Diggs, American businesswoman and politician († 2013)
• 1918 » Eddy Christiani, Dutch singer-songwriter and guitarist († 2016)

• 1900 » Vikramatji Khimojiraj, Indian ruler (b. 1819)
• 1910 » Mark Twain, American novelist, humorist, and critic (b. 1835)
• 1918 » Manfred von Richthofen, German captain and pilot (b. 1892)
• 1924 » Eleonora Duse, Italian actress (b. 1858)
• 1930 » Robert Bridges, English poet and author (b. 1844)
• 1932 » Friedrich Gustav Piffl, Bohemian cardinal (b. 1864)
• 1938 » Muhammad Iqbal, Indian-Pakistani philosopher and poet (b. 1877)
• 1941 » Fritz Manteuffel, German gymnast (b. 1875)
• 1945 » Walter Model, German field marshal (b. 1891)
• 1946 » John Maynard Keynes, English economist and philosopher (b. 1883)

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. Antonius
15. Dirk
16. Hendrikus

1. Maria
2. Johanna
3. Anna
4. Cornelia
5. Wilhelmina
6. Elisabeth
7. Adriana
8. Catharina
9. Hendrika
10. Petronella
11. Jacoba
12. Grietje
13. Aaltje
14. Geertruida
15. Neeltje
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 February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
• 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.
• The Netherlands had about 6.1 million citizens.
• January 5 » First Balkan War: The Battle of Lemnos begins; Greek admiral Pavlos Kountouriotis forces the Turkish fleet to retreat to its base within the Dardanelles, from which it did not venture for the rest of the war.
• March 18 » King George I of Greece is assassinated in the recently liberated city of Thessaloniki.
• June 1 » The Greek–Serbian Treaty of Alliance is signed, paving the way for the Second Balkan War.
• August 28 » Queen Wilhelmina opens the Peace Palace in The Hague.
• October 31 » Dedication of the Lincoln Highway, the first automobile highway across United States.
• December 17 » A spur of the Shaker Heights streetcar line opens, the first line of the eventual Cleveland RTA Rapid Transit system.

The temperature on April 21, 1913 was between -1.5 °C and 13.6 °C and averaged 8.3 °C. There was 3.9 hours of sunshine (27%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east.