- Jan 3 Friedrich Witt, German cellist and composer (Jena Symphony; , The Suffering Saviour), dies at 65
- Jan 11 John Molson, Canadian brewer (b. 1763)
Betsy Ross
Jan 30 Betsy Ross [Elizabeth Griscom], American seamstress widely credited with making the first American flag, dies at 84

Betsy Ross
- Feb 22 John Clarke-Whitfeld, English organist and composer, dies at 65
Davy Crockett
Mar 6 Davy Crockett, American frontiersman, adventurer and politician, killed at the Battle of the Alamo at 49

Davy Crockett
- Mar 6 James Butler Bonham, American lawyer from South Carolina and soldier (b. 1807)
- Mar 6 Jim Bowie, American pioneer and soldier (b. 1796)
- Mar 6 James Bowie, American pioneer and soldier (Texas Revolution), dies at 39
- Mar 9 Antoine Destutt de Tracy, French Enlightenment philosopher, dies at 81
- Mar 27 James Fannin, Texas revolutionary (b. 1804)
- Apr 7 William Godwin, English political writer (b. 1756)
- Apr 20 Johan I Jozef, Monarch of Liechtenstein and fieldmarshal, dies at 75
- May 6 Christian Ignatius Latrobe, English clergyman and composer (Selection of Sacred Music), dies at 78
- May 7 Norbert Burgmuller, German composer, drowns during an epileptic seizure at 26
- May 28 Anton Reicha, Czech French composer, dies at 66
- Jun 6 Antons Klemens Theodor, king of Saksen (1827-36), dies at 80
- Jun 9 Supply Belcher, American composer and singer (The Harmony of Maine), dies at 85
- Jun 10 André-Marie Ampère, French physicist (b. 1775)
- Jun 23 James Mill, Scottish philosopher and historian, dies at 63
- Jun 26 Claude-Joseph Rouget de Lisle, French author and composer (Marseillaise), dies at 76
James Madison
Jun 28 James Madison, 4th US President (1809-17), dies in Montpelier Va at 85

James Madison
- Jul 26 Jose Melchor Gomiz y Colomer, composer, dies at 45
- Aug 16 Marc-Antoine Parseval, French mathematician (Parseval's theorem), dies at 81
- Aug 21 Claude-Louis Navier, French engineer and physicist who specialized in mechanics (Navier–Stokes equations), dies at 51
- Sep 5 Ferdinand Raimund, Austrian playwright (b. 1790)
- Sep 12 Grabbe, writer, dies at 34
Aaron Burr
Sep 14 Aaron Burr, 3rd US Vice President (D-R: 1801-05) who killed Alexander Hamilton in a pistol duel, dies at 80

Aaron Burr
- Sep 14 Vincenzo Lavigna, Italian composer, dies at 60
- Sep 17 Antoine Laurent de Jussieu, French botanist (Classification of flowering plants), dies at 88
- Sep 19 Carl Friedrich Ebers, composer, dies at 66
- Sep 21 John Stafford Smith, composer, dies at 86
- Oct 10 Jacob-Joseph-Balthasar Martinn, Flemish composer, dies at 61
- Oct 10 Martha Jefferson Randolph, daughter of Thomas Jefferson the 3rd President of the U.S., dies at 64
- Oct 16 Friedrich Theodor Frohlich, composer, dies at 33
- Oct 17 Orest Kiprensky, Russian painter (b. 1782)
- Nov 5 Karel Hynek Mácha, Czech poet (b. 1810)
- Nov 12 Juan Ramón Balcarce, Argentine military leader and politician (b. 1773)
- Nov 16 Christian Hendrik Persoon, Dutch mycologist (b. 1761)
- Nov 26 John Loudon McAdam, Scottish engineer and road builder who created macadam road surface (asphalt), dies at 80
- Nov 27 Carle Vernet, French painter and lithographer, dies at 78
- Nov 30 Pierre-Simon Girard, French mathematician and engineer (fluid mechanics), dies at 71
- Dec 4 Daniel Read, American composer, dies at 79
- Dec 12 Giuseppe Farinelli, Italian composer, dies at 67
- Dec 26 Hans Georg Nägeli, Swiss composer, dies at 63
Stephen F. Austin
Dec 27 Stephen Fuller Austin, founder of the US State of Texas, dies at 43

Stephen F. Austin
- Dec 29 Johann Baptist Schenk, Austrian composer, dies at 83