About the day » Tuesday August 1, 1780Calender converter

• Auguste de Prusse († 1841)
• Cornelis Belt, Alphen aan de Rijn, Zuid-Holland, Nederland
• Cornelis Groenendaal, Vught, NL († 1829)
• Cornelis BELT, Alphen aan den Rijn,, Zuid-Holland, Nederland
• Basilius Teirlynck, Oedelem, Belgique († 1858)
• Anna Isabella De Bruyn, Ekeren, Antwerpen
• Frederick PANTIN, Londen, VK
• Corstiaan Spanjersberg, Delft († 1839)
• Anna Maria Briesch, Hetzerath, Rheinland-Pfalz, Germany († 1844)
• Deborah McClure, Trenton, Burlington, New Jersey, United States († 1860)

• Maria Theresia Pottig (64), Horní Slavkov, 357 31, Repubblica Ceca
• Willem Cornelisz Booij (83), Westzaan
• Joes (Joan) (Joannes) Nagel (58), Wesuwe, Haren
• Johannes Jans (60)
• Franciscus Joannes STERCKX (67), Evere
• Marie Jeanne Le Clavier de Miniac (25), Meillac, Ille-et-Vilaine, France
• Jean Baptiste Langlois *** (73), Portneuf, Quebec, Canada
• Jan Adrianus Boekee (5), Rijnsburg
• Dirkje Dirks Vis (25), Wormerveer, Noord-Holland, Nederland
• Jacobus Geboers, Westerlo

• 1738 » Jacques François Dugommier, French general († 1794)
• 1744 » Jean-Baptiste Lamarck, French soldier, biologist, and academic († 1829)
• 1770 » William Clark, American soldier, explorer, and politician, 4th Governor of Missouri Territory († 1838)
• 1779 » Francis Scott Key, American lawyer, author, and poet († 1843)
• 1779 » Lorenz Oken, German-Swiss botanist, biologist, and ornithologist († 1851)
• 1809 » William B. Travis, American colonel and lawyer († 1836)
• 1815 » Richard Henry Dana, Jr., American lawyer and politician († 1882)
• 1818 » Maria Mitchell, American astronomer and academic († 1889)
• 1819 » Herman Melville, American novelist, short story writer, and poet († 1891)
• 1831 » Antonio Cotogni, Italian opera singer and educator († 1918)

• 1714 » Anne, Queen of Great Britain (b. 1665)
• 1787 » Alphonsus Maria de' Liguori, Italian bishop and saint (b. 1696)
• 1795 » Clas Bjerkander, Swedish meteorologist, botanist, and entomologist (b. 1735)
• 1796 » Sir Robert Pigot, 2nd Baronet, English colonel and politician (b. 1720)
• 1798 » François-Paul Brueys d'Aigalliers, French admiral (b. 1753)
• 1807 » John Boorman, English cricketer (b. c. 1754)
• 1807 » John Walker, English actor, philologist, and lexicographer (b. 1732)
• 1808 » Lady Diana Beauclerk, English painter and illustrator (b. 1734)
• 1812 » Yakov Kulnev, Russian general (b. 1763)
• 1851 » William Joseph Behr, German publicist and academic (b. 1775)

1. Jan
2. Johannes
3. Cornelis
4. Hendrik
5. Pieter
6. Willem
7. Joannes
8. Jacob
9. Gerrit
10. Petrus
11. Jacobus
12. Dirk
13. John
14. Jean
15. Klaas
16. Abraham

1. Maria
2. Anna
3. Johanna
4. Cornelia
5. Marie
6. Catharina
7. Elisabeth
8. Joanna
9. Trijntje
10. Aaltje
11. Grietje
12. Elizabeth
13. Neeltje
14. Antje
15. Adriana
16. Jannetje

• Erfstadhouder Prins Willem V (Willem Batavus) (Huis van Oranje-Nassau) was from 1751 till 1795 sovereign of the Netherlands (also known as Republiek der Zeven Verenigde Nederlanden)
• March 14 » American Revolutionary War: Spanish forces capture Fort Charlotte in Mobile, Alabama, the last British frontier post capable of threatening New Orleans.
• March 17 » American Revolution: George Washington grants the Continental Army a holiday "as an act of solidarity with the Irish in their fight for independence".
• May 19 » New England's Dark Day, an unusual darkening of the day sky, was observed over the New England states and parts of Canada.
• June 23 » American Revolution: Battle of Springfield fought in and around Springfield, New Jersey (including Short Hills, formerly of Springfield, now of Millburn Township).
• October 2 » American Revolutionary War: John André, a British Army officer, is hanged as a spy by the Continental Army.
• October 7 » American Revolutionary War: American militia defeat royalist irregulars led by British major Patrick Ferguson in South Carolina.

The temperature on August 1, 1780 was about 20.0 °C. Wind direction mainly east-northeast. Weather type: omtrent helder.