- Jan 2 Johann Kaspar Lavater, Swiss writer, philosopher, founder of physiognomics, dies at 59
- Jan 11 Domenico Cimarosa, Italian composer (Il Matrimonio Segreto), dies at 51
- Feb 7 Daniel Chodowiecki, Polish painter (b. 1726)
- Feb 8 Johann Chrysostomus Drexel, composer, dies at 43
- Mar 14 Christian Friedrich Penzel, German musician and composer, dies at 63
- Mar 17 Juan de Sesé y Balaguer, Aragonese composer, dies at 64
- Mar 21 Andrea Lucchesi, Italian composer, dies at 59
- Mar 23 Tsar Paul I of Russia (1796-1801) is struck with a sword, strangled, and trampled to death in his bedroom at St. Michael's Castle aged 46
- Mar 25 Anthony Ziesenis, architect/sculptor (Camper), dies at 69
- Mar 25 Novalis [Georg Philipp Friedrich Freiherr von Hardenberg], German romantic writer ('Heinrich von Ofterdingen), dies at 28
- Mar 28 Ralph Abercromby, English army commander (North Holland), dies at 66
- Apr 2 Thomas Dadford Junior, British canal engineer (b. circa 1761)
- Apr 7 Noël François de Wailly, French lexicographer, dies at 76
- May 5 Philippe-Lambert-Joseph Spruyt, Flemish painter and engraver, dies at 74
- May 12 Nicholas Repnin, Russian statesman (b. 1734)
- May 14 Johann Ernst Altenburg, composer, dies at 66
- May 15 Louis C count Barbiano de Belgioioso, Austrian diplomat, dies at 73
- May 17 William Heberden, English physician (b. 1710)
- May 19 Herman H Vitringa, politician (National Meetings), dies
- May 22 Heinrich Gottfried Reichard, composer, dies at 58
- Jun 4 Frederick Muhlenberg, American statesman (b. 1750)
Benedict Arnold
Jun 14 Benedict Arnold, American general and turncoat (American Revolutionary War), dies of delirium in London at 60

Benedict Arnold
- Jun 23 Bendix Friedrich Zinck, German composer, dies at 58
- Jul 3 Johann Nepomuk Went, Bohemian composer, dies at 56
- Jul 26 Daniel Dal Barba, Italian composer, dies at 86
- Aug 22 Pieter G van Overstraten, gov-gen of Neth-Indies, dies at 46
- Aug 24 Jacques-Denis Antoine, French builder (La Monnaie Paris), dies at 68
- Sep 1 Robert Bage, English writer (Hermsprong), dies
- Sep 10 Jason Fairbanks, American murderer, dies at 20
- Oct 3 Philippe Henri, marquis de Ségur, Marshal of France (b. 1724)
- Oct 23 Johann Gottlieb Naumann, German composer, dies at 60
- Nov 4 William Shippen, American physician and delegate to the Continental Congress, dies at 89
- Nov 5 Norinaga Motoori, Japanese scientist, dies at 71
- Nov 6 Christian Friedrich Gregor, composer, dies at 78
- Nov 9 Carl Philipp Stamitz, German composer, dies at 56
- Nov 24 Franz Moritz Graf von Lacy, Austrian field marshal (b. 1725)
- Nov 28 Déodat Gratet de Dolomieu, French geologist (b. 1750)