About the day » Sunday August 20, 1780Calender converter

• Andreas Paindavin - Pendavin, Moerbeke († 1780)
• Johannes Jacobus Hoitsma, Vrouwenparochie († 1784)
• Aaltje Gijsbertsdr. van der Laan, Waarder († 1855)
• Andreas Bosch, Laurensberg, Aachen (D) († 1842)
• Anna Elisabeth Baeken, Hoeleden
• Adriana Bregman, Pijnacker, Zuid-Holland, Nederland († 1853)
• Aaltjen Smit, Dwingeloo,Drenthe,Niederlande
• Anje Derks Nieuwenhuis, Zeerijp, Groningen, Nederland († 1844)
• Aeltjen Abbink, Warnsveld
• Anna Catharina Anneessens, Schaarbeek († 1847)

• Klaas Huisman (1)
• James Black (41), Beaufort District, St. Helena Parish, South Carolina
• charles jh. PLUMAT (19), Quaregnon (Belgium)
• Joannes Cornelii van Turnhout (58), Zeeland
• Joannes Franciscus Van Mol (14), Werchter, Rotselaar, Vlaams-Brabant, Belgium
• Fenneken Engberts, Epse (Gorssel)
• Cornelis Jansz Wever (36), Terschelling
• Joannes Albertus Aelbers JANSSEN (55), Mierlo, 3981, Noord-Brabant, Nederland
• Margrieta Jans Tempel (48), Kralingen(Rdm)
• Johannes Roelofs Ewouds (50), Hoorn, Terschelling

• 1719 » Christian Mayer, Czech astronomer and educator († 1783)
• 1720 » Bernard de Bury, French harpsichord player and composer († 1785)
• 1778 » Bernardo O'Higgins, Chilean general and politician, 2nd Supreme Director of Chile († 1842)
• 1779 » Jöns Jacob Berzelius, Swedish chemist and academic († 1848)
• 1789 » Abbas Mirza, Qajar crown prince of Persia († 1833)
• 1799 » James Prinsep, English orientalist and scholar († 1840)
• 1833 » Benjamin Harrison, American general, lawyer, and politician, 23rd President of the United States († 1901)
• 1845 » Albert Chmielowski, Polish saint, founded the Albertine Brothers († 1916)
• 1847 » Andrew Greenwood, English cricketer († 1889)
• 1847 » Bolesław Prus, Polish journalist and author († 1912)

• 1680 » William Bedloe, English spy (b. 1650)
• 1701 » Sir Charles Sedley, 5th Baronet, English playwright and politician, Speaker of the British House of Commons (b. 1639)
• 1707 » Nicolas Gigault, French organist and composer (b. 1627)
• 1773 » Enrique Flórez, Spanish historian and author (b. 1701)
• 1785 » Jean-Baptiste Pigalle, French sculptor (b. 1714)
• 1823 » Pope Pius VII (b. 1740)
• 1825 » William Waldegrave, 1st Baron Radstock, English admiral and politician, Governor of Newfoundland (b. 1753)
• 1835 » Agnes Bulmer, English merchant and poet (b. 1775)
• 1854 » Shiranui Dakuemon, Japanese sumo wrestler, the 8th Yokozuna (b. 1801)
• 1859 » Juan Bautista Ceballos, President of Mexico (1853) (b. 1811)

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)
• May 13 » The Cumberland Compact is signed by leaders of the settlers in the Cumberland River area of what would become the U.S. state of Tennessee, providing for democratic government and a formal system of justice.
• June 23 » American Revolution: Battle of Springfield fought in and around Springfield, New Jersey (including Short Hills, formerly of Springfield, now of Millburn Township).
• September 11 » American Revolutionary War: Sugarloaf Massacre: A small detachment of militia from Northampton County are attacked by Native Americans and Loyalists near Little Nescopeck Creek.
• September 21 » American Revolutionary War: Benedict Arnold gives the British the plans to West Point.
• October 16 » American Revolutionary War: The British-led Royalton raid is the last Native American raid on New England.
• November 4 » The Rebellion of Túpac Amaru II against Spanish rule in the Viceroyalty of Peru begins.

The temperature on August 20, 1780 was about 18.0 °C. Wind direction mainly east-southeast. Weather type: omtrent helder.