About the day » Tuesday May 21, 1867Calender converter

• Abel Hendriks Snijder, Oldeholtpade († 1952)
• Alida van der Spek, Wassenaar
• Abram Francis Newkirk, Jr († 1873)
• Anna Maria Catharina Marais, Waterval, Klipriver District, Natal, South Africa († 1955)
• Abel Hendriks SNIJDER, Oldeholtpade († 1952)
• Pomstra, Hogemeeden gem. Aduard, Groningen, Nederland († 1867)
• Adrienne Frédérique Jeannette Buma, Hemelumer Oldeferd († 1923)
• Albertus van Waveren, Rhenen, Nederland († 1932)
• Aart BAKKER, Hekelingen († 1936)
• Adrienne Frédérique Jeanette Buma, Koudum,,Friesland,Netherlands († 1923)

• Dirk Eijkenaar (0), Raalte
• Aleida Damman (69), Emmen, Dalfsen, Overijssel, Nederland
• Cornelis Minnaar (1), Baarland
• Albert Koopmans (11), Diemen,, Noord-Holland, Nederland
• Anthonie Berend Bolmers (0), Almelo-Stad, Overijssel, Nederland
• Anton von Waldstein-Wartenberg (40)
• Adrianus den Boer (0), Brouwershaven (Gem.Schouwen-Duiveland), Zeeland, Nederland Nederland
• Annichje Timmer (35), Smilde (Hoogersmilde)
• Coralie Marie Vercruysse (5), Torhout
• Aaltje Damman (69), Emmen, Drenthe, Nederland

• 1851 » Léon Bourgeois, French police officer and politician, 64th Prime Minister of France, Nobel Prize laureate († 1925)
• 1853 » Jacques Marie Eugène Godefroy Cavaignac, French politician († 1905)
• 1856 » José Batlle y Ordóñez, Uruguayan journalist and politician, President of Uruguay († 1929)
• 1860 » Willem Einthoven, Indonesian-Dutch physician, physiologist, and academic, Nobel Prize laureate († 1927)
• 1861 » Abel Ayerza, Argentinian physician and academic († 1918)
• 1863 » Archduke Eugen of Austria († 1954)
• 1864 » Princess Stéphanie of Belgium († 1945)
• 1873 » Hans Berger, German neurologist and academic († 1941)
• 1878 » Glenn Curtiss, American cyclist and engineer († 1930)
• 1880 » Tudor Arghezi, Romanian journalist, author, and poet († 1967)

• 1844 » Giuseppe Baini, Italian priest and composer (b. 1775)
• 1858 » José de la Riva Agüero, Peruvian soldier and politician, 1st President of Peru and 2nd President of North Peru (b. 1783)
• 1862 » John Drew, Irish-American actor and manager (b. 1827)
• 1879 » Arturo Prat, Chilean lawyer and commander (b. 1848)
• 1894 » Émile Henry, French anarchist (b. 1872)
• 1894 » August Kundt, German physicist and academic (b. 1839)
• 1895 » Franz von Suppé, Austrian composer and conductor (b. 1819)
• 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)

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

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

• Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
• The Netherlands had about 3.6 million citizens.
• January 8 » African American men are granted the right to vote in Washington, D.C.
• March 30 » Alaska is purchased from Russia for $7.2 million, about 2-cent/acre ($4.19/km²), by United States Secretary of State William H. Seward.
• April 1 » Singapore becomes a British crown colony.
• May 15 » Canadian Bank of Commerce opens for business in Toronto, Ontario. The bank would later merge with Imperial Bank of Canada to become what is CIBC in 1961.
• June 8 » Coronation of Franz Joseph as King of Hungary following the Austro-Hungarian compromise (Ausgleich).
• November 9 » Tokugawa shogunate hands power back to the Emperor of Japan, starting the Meiji Restoration.

The temperature on May 21, 1867 was about 9.6 °C. There was 0.1 mm of rain. The air pressure was 11 kgf/m² and came mainly from the north-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 85%.