- Jan 17 Daniel W Wyttenbach, Dutch classicist/historian, dies at 73
- Jan 23 Prince Edward Augustus, Duke of Kent and Strathearn
- Jan 29 King George III of the United Kingdom (b. 1738). Reigned 1760-1820.
- Feb 14 Charles F, Duke of Berry, murdered at 42
- Feb 14 Cosme Argerich, Argentine physician and founder of the Medicine School of Buenos Aires, dies at 61
- Feb 15 Pierre-Joseph Cambon, member of Committee the Salut Public, dies at 63
- Feb 15 William Ellery, US attorney (signed Declaration of Independence), dies at 92
- Feb 16 Georg Carl von Döbeln, Swedish Lieutenant General and war hero (b. 1758).
- Feb 29 Johann Joachim Eschenburg, German literary critic (b. 1743)
- Mar 11 Benjamin West, Anglo-American painter (Death of General Wolfe), dies at 81
- Mar 12 Alexander Mackenzie, Scottish born Canadian explorer, First European to cross North American, dies at about 56
- Mar 15 Clemens Maria Hofbauer, patron saint of Vienna (b. 1751
- Mar 22 Stephen Decatur, killed in a duel with Com James Barron at 41
- Apr 5 Henrik C Cras, lawyer (Laudatio Hugonis Grotii), dies at 81
- Apr 20 Arthur Young, author (Annals of Agriculture), dies
- Jun 9 Wilhelmina FS, princess of Prussia/Orange, dies at 68
Joseph Banks
Jun 19 Joseph Banks, English natural historian (Cook/Australia), dies
Joseph Banks
Manuel Belgrano
Jun 20 Manuel Belgrano, Argentine politician and military leader who took part in the Argentine Wars of Independence and created the Flag of Argentina, dies at 50
Manuel Belgrano
- Aug 6 M A Elisa Bonaparte, Corsican monarch of Lucca, dies at 43, dies
- Aug 6 Princess Frederica Charlotte of Prussia, Duchess of York and Albany, dies at 53
- Aug 28 Andrew Ellicott, American surveyor (b. 1754)
- Sep 2 Jiaqing, 5th Emperor of Qing Dynasty, dies at 59
- Sep 3 Benjamin Henry Latrobe, American architect (completed U.S. Capitol), dies at 56
- Sep 7 Coert L van Beyma thoe Kingma, Fries regent/patriot, dies at 67
- Sep 21 Joseph R Drake, US poet (American Flag), dies at 25)
Daniel Boone
Sep 26 Daniel Boone, American frontiersman and explorer (US Hall of Fame 1915), dies at 85
Daniel Boone