- 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
- 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
- Mar 6 James Butler Bonham, American lawyer from South Carolina and soldier (b. 1807)
- Mar 6 James "Jim" Bowie, American pioneer and soldier (Texas Revolution), dies during Battle of Alamo at 39
- Mar 6 William B. Travis, American lawyer and soldier, dies at the Battle of the Alamo, at 26
- 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
- Apr 21 Samuel Slater, English-American industrialist who brought the textile industrial revolution to America, dies at 67
- 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, and pedagogue, 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
- 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
- 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, German composer and conductor, dies at 66
- Sep 21 John Stafford Smith, British organist, and composer ("The Anacreontic Song", later used for the American national anthem "The Star-Spangled Banner"), dies at 86
- Sep 23 María Malibran (née García) Spanish operatic contralto and soprano, dies from head injuries several months after falling from a horse at 28
- 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
- Dec 29 Johann Baptist Schenk, Austrian composer, dies at 83