About the day » Tuesday July 21, 1863Calender converter

• Bernardus GROENEWEGEN, Delft,, Zuid-Holland, Nederland († 1866)
• Angenieta van Breemen, Vlaardingen (Haven)
• Barend Johannes Bouhuijs, Zutphen († 1934)
• Amanda Caroline Sandefur Cobb Ferguson Griffis [K 7 Bu], Sulphur Rock, Independence County, Arkansas († 1946)
• Antje Smit, Harenkarspel, Schagen, Noord-Holland, Nederland († 1923)
• Bastiaantje Tukker, Giessendam († 1942)
• Antje Bouma, Terwispel, Opsterland, Friesland, Nederland († 1908)
• Anthon Johan Philip Pfeiffer, Batavia, Sumatra-Barat (Ned.Ind.) († 1907)
• Blanche Obeline Baudry, Alaincourt, 02240, France
• Augustus Vandekerckhove, Roksem

• Abraham (de Sadia) CHEMOUÏLI SAMUELI BENCHEMOUL (65), Alger, Algérie
• Antonius Peters (41), Bemmel
• Aagje Both (1), oud-beijerland (zuid holland)
• Bernardus Barendsz GEIJSEL (0), Abcoude Proostdij, De Ronde Venen,, Utrecht, Nederland
• Aaltje Hermans MEFFERT (0), Assen, Drenthe, Nederland
• Abigail Newhall (93)
• Apolonia Pieternella BLOKPOEL (1), DEN HAAG, Zuid-Holland, Nederland
• Anna Jacobs Tipker (51), Wedde, Groningen, Nederland
• Bauke Pieters Tacoma (0), Pingjum, Friesland, Nederland
• Christianus te Boekhorst (2), Bergh

• 1858 » Alfred Henry O'Keeffe, New Zealand painter and educator († 1941)
• 1858 » Lovis Corinth, German painter († 1925)
• 1858 » Maria Christina of Austria († 1929)
• 1863 » C. Aubrey Smith, English-American cricketer and actor († 1948)
• 1866 » Carlos Schwabe, Swiss Symbolist painter and printmaker († 1926)
• 1870 » Emil Orlík, Czech painter, etcher, and lithographer († 1932)
• 1875 » Charles Gondouin, French rugby player and tug of war competitor († 1947)
• 1880 » Milan Rastislav Štefánik, Slovak astronomer, general, and politician († 1919)
• 1882 » David Burliuk, Ukrainian author and illustrator († 1967)
• 1885 » Jacques Feyder, Belgian actor, director, and screenwriter († 1948)

• 1796 » Robert Burns, Scottish poet and songwriter (b. 1759)
• 1798 » Anthony Perry, Irish rebel leader (b. ca. 1760)
• 1798 » François Sébastien Charles Joseph de Croix, Count of Clerfayt, Austrian field marshal (b. 1733)
• 1868 » William Bland, Australian surgeon and politician (b. 1789)
• 1878 » Sam Bass, American outlaw (b. 1851)
• 1880 » Hiram Walden, American general and politician (b. 1800)
• 1889 » Nelson Dewey, American lawyer and politician, 1st Governor of Wisconsin (b. 1813)
• 1899 » Robert G. Ingersoll, American soldier, lawyer, and politician (b. 1833)
• 1920 » Fiammetta Wilson, English astronomer and educator (b. 1864)
• 1932 » Bill Gleason, American baseball player (b. 1858)

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

1. Maria
2. Johanna
3. Anna
4. Cornelia
5. Elisabeth
6. Adriana
7. Catharina
8. Hendrika
9. Grietje
10. Wilhelmina
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)
• In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
• The Netherlands had about 3.6 million citizens.
• January 26 » American Civil War: General Ambrose Burnside is relieved of command of the Army of the Potomac after the disastrous Fredericksburg campaign. He is replaced by Joseph Hooker.
• June 7 » During the French intervention in Mexico, Mexico City is captured by French troops.
• August 8 » American Civil War: Following his defeat in the Battle of Gettysburg, General Robert E. Lee sends a letter of resignation to Confederate President Jefferson Davis (which is refused upon receipt).
• August 17 » American Civil War: In Charleston, South Carolina, Union batteries and ships bombard Confederate-held Fort Sumter.
• October 29 » Eighteen countries meet in Geneva and agree to form the International Red Cross.
• November 17 » American Civil War: Siege of Knoxville begins: Confederate forces led by General James Longstreet place Knoxville, Tennessee, under siege.

The temperature on July 21, 1863 was about 20.4 °C. The air pressure was 1 kgf/m² and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 47%.