Millennium: 2nd millennium
1801 in various calendars
Gregorian calendar1801
French Republican calendar9–10
Ab urbe condita2554
Armenian calendar1250
Assyrian calendar6551
Balinese saka calendar1722–1723
Bengali calendar1208
Berber calendar2751
British Regnal year41 Geo. 3 – 42 Geo. 3
Buddhist calendar2345
Burmese calendar1163
Byzantine calendar7309–7310
Chinese calendar庚申年 (Metal Monkey)
4498 or 4291
    — to —
辛酉年 (Metal Rooster)
4499 or 4292
Coptic calendar1517–1518
Discordian calendar2967
Ethiopian calendar1793–1794
Hebrew calendar5561–5562
Hindu calendars
 - Vikram Samvat1857–1858
 - Shaka Samvat1722–1723
 - Kali Yuga4901–4902
Holocene calendar11801
Igbo calendar801–802
Iranian calendar1179–1180
Islamic calendar1215–1216
Japanese calendarKansei 13
Javanese calendar1727–1728
Julian calendarGregorian minus 12 days
Korean calendar4134
Minguo calendar111 before ROC
Nanakshahi calendar333
Thai solar calendar2343–2344
Tibetan calendar阳金猴年
(male Iron-Monkey)
1927 or 1546 or 774
    — to —
(female Iron-Rooster)
1928 or 1547 or 775
March 21: Battle of Alexandria

1801 (MDCCCI) was a common year starting on Thursday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1801st year of the Common Era (CE) and Anno Domini (AD) designations, the 801st year of the 2nd millennium, the 1st year of the 19th century, and the 2nd year of the 1800s decade. As of the start of 1801, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.



January 1: The United Kingdom of Great Britain and Ireland is formed.




Date unknown

The Elgin Marbles are removed from the Parthenon.



Jane Welsh Carlyle
John Henry Newman
William H. Seward


Elisabeth Ludovika of Bavaria
Hortense Allart
Christian Erich Hermann von Meyer

Date unknown



Paul I of Russia


Ulrica Arfvidsson
Benedict Arnold

Date unknown


  1. ^ "Chronology of State Medicine". Archived from the original on August 9, 2007. Retrieved August 10, 2007.
  2. ^ Everett, Jason M., ed. (2006). "1801". The People's Chronology. Thomson Gale.
  3. ^ "Dreadful events in the front rows of the ring at Madrid and the death of the mayor of Torrejón, Plate 21 of La Tauromaquia Archived June 8, 2011, at the Wayback Machine". National Galleries of Scotland. Retrieved on February 25, 2010.
  4. ^ Michael P. Fitzsimmons, From Artisan to Worker: Guilds, the French State, and the Organization of Labor, 1776-1821 (Cambridge University Press, 2010) p132
  5. ^ British Steam. Igloo Books. 2016. pp. 10–13.
  6. ^ Foucault, Michel (1961). Folie et déraison: histoire de la folie à l'âge classique.
  7. ^ "Correspondence of Jane Baillie Welsh Carlyle (1801-1866)". JISC Archives Hub. Retrieved February 22, 2024.
  8. ^ Hughes, Quentin; Thake, Conrad (2005). Malta, War & Peace: An Architectural Chronicle 1800–2000. Midsea Books Ltd. p. 250. ISBN 9789993270553. Archived from the original on August 1, 2023. Retrieved February 9, 2019.
  9. ^ Helynne Hollstein Hansen, Hortense Allart : the woman and the novelist, Lanham, Md. : University Press of America, 1998. Page xix
  10. ^ Chisholm, Hugh, ed. (1911). "Baedeker, Karl" . Encyclopædia Britannica (11th ed.). Cambridge University Press.
  11. ^ Lob, Ladislaus (2015). Konzett, Matthias (ed.). Encyclopedia of German Literature. Routledge. pp. 362–3. ISBN 978-1135941222. Retrieved November 12, 2019.
  12. ^ Chisholm, Hugh, ed. (1911). "Novalis" . Encyclopædia Britannica. Vol. 19 (11th ed.). Cambridge University Press. p. 829.
  13. ^ "本居宣長墓(樹敬寺)附 本居春庭墓" (in Japanese). Agency for Cultural Affairs. Retrieved August 20, 2020.
  14. ^ Jones, Ffion Mair (2022). "Williams, Frances (Fanny) (?1760 - C.1801), Convict and Australian Settler". Dictionary of Welsh Biography. National Library of Wales. Retrieved September 10, 2023.