William Grenville (1759-1834)
Jan 12 1st Baron Grenville, Prime Minister of the United Kingdom (Whig: 1806-07), dies at 74
- Jan 16 Jean Nicolas Pierre Hachette, French mathematician (b. 1769)
- Jan 17 Giovanni Aldini, Italian physicist, dies at 71
- Feb 4 Amelie-Julia Candielle, French musician, composer and actress, dies at 66
- Feb 6 Richard Lemon Lander, British explorer, dies from his injuries sustained by a musket ball at 29
- Feb 12 Friedrich Schleiermacher, German theologist and philosopher, dies at 65
- Feb 16 Lionel Lukin, British life boat pioneer, dies at 91
- Mar 12 Karl Wilhelm Feuerbach, German mathematician (circle of Feuerbach), dies at 33
- Apr 10 John Macarthur, Australian pastoralist, helped found wool industry in Australia, dies at 66 [1]
- May 20 Marie-Joseph-Paul-Yves-Roch-Gilbert de Motier, nobleman, dies
Marquis de Lafayette (1757-1834)
May 20 American patriot and French revolutionary, dies at 76
- May 23 Charles Wesley, English organist and composer, dies at 76
- Jun 9 William Carey, one of the founders of the Baptist Missionary Society (b. 1761)
- Jun 10 Antonius van Gils, Dutch Roman Catholic theologist (against Relief), dies at 75
- Jun 28 Joseph Bové, Russian architect (b. 1784)
- Jul 14 Edmond Charles Genêt, French ambassador to the United States during the French Revolution (b. 1763)
Samuel Taylor Coleridge (1772-1834)
Jul 25 English romantic poet (Rime of Ancient Mariner), dies of heart failure at 61
- Jul 26 Jonathan Jennings, American politician (Governor of Indiana, 1816-22; Congressman for Indiana, 1822-31), dies at 50
- Aug 1 Robert Morrison, missionary in China/translated bible, dies
- Aug 5 Gijsbert Karel van Hogendorp, Dutch count and Minister of Foreign affairs (1813-14), dies at 71
- Aug 7 Joseph Marie Jacquard, French weaver and merchant who invented the programmable loom (Jacquard loom), forerunner to today's computers, dies at 82
- Aug 8 Silvestro Palma, Italian opera composer, dies at 80
- Aug 14 Friedrich Christian Ruppe, German-Dutch composer and violinist, brother of Christian Friedrich Ruppe, dies at 63
- Aug 17 Husein Gradaščević, Bosniak general, dies at 31
- Sep 2 Thomas Telford, Scottish civil engineer (designed and constructed Menai Bridge, Wales in 1819-26), dies at 77
- Sep 16 Antoine-Vincent Arnault, French writer (Guillaume the Nassau), dies
Pedro I (1798-1834)
Sep 24 Emperor of Brazil (1822-31) and King of Portugal (1826), dies at 35
- Oct 8 François-Adrien Boieldieu, French opera composer known as 'the French Mozart' (La dame blanche - The White Lady), dies at 58
- Oct 10 Thomas Say, American naturalist and father of descriptive entomology, dies from typhoid fever at 47
- Oct 19 Cornelis Loots, Dutch accountant and poet (Volkswoede), dies at 69
- Oct 31 Éleuthère Irénée du Pont, French-American chemist and industrialist (E. I. du Pont de Nemours and Company), dies at 63
- Nov 5 Aernout Drost, Dutch literary/founder (The Guide), dies at 24
- Dec 6 Jonas Daniel Meyer, Dutch lawyer, dies at 54
- Dec 7 Ludwig Schuncke, composer, dies at 23
Thomas Malthus (1766-1834)
Dec 23 British economist and demographer (Law of Malthus), dies of heart disease at 68
- Dec 27 Charles Lamb, British critic/poet/essayist (Essays of Elia), dies at 59
Assassination
Drug Overdose
Gunshot Wound
Murder
Plane Crash
Suicide