Jacob Grimm (1785-1863)
Jan 4 German philologist, folklorist and editor of "Grimm's Fairy Tales", born in Hanau, Hesse-Cassel, Holy Roman Empire
- Jan 23 Carl Adolph Agardh, Swedish botanist & bishop of Karlstad, born in Båstad, Sweden (d. 1859)
- Feb 10 Claude-Louis Navier, French engineer and physicist who specialized in mechanics (Navier–Stokes equations), born in Dijon, France (d. 1836)
- Feb 12 Pierre Louis Dulong, French physicist (d. 1838)
- Feb 21 Karl Varnhagen von Ense, German officer and author (Die Sterner)
- Feb 22 Jean Charles Athanase Peltier, Ham, French Physicist (Peltier effect 1834)
- Mar 6 Karol Kurpiński, Polish composer and conductor (Pygmalion), born in Włoszakowice, Poland (d. 1857)
- Mar 7 Alessandro Manzoni, Italian poet/novelist (Betrothed)
- Mar 11 John McLean, American Supreme Court Justice (1829-61) and Postmaster General, born in Morris County, New Jersey (d. 1861)
- Mar 19 Pierre-Joseph-Guillaume Zimmermann, composer
- Mar 27 Louis XVII Charles, King of France (1793-95), born in Palace of Versailles, France (d. 1795)
- Apr 1 J H Ferdinand Olivier, German painter
- Apr 4 Bettina von Arnim, German writer and composer of the Romantic era (This Book Belongs to the King), born in Frankfurt, Germany (d. 1859)
- Apr 9 Sibrandus Stratingh, Dutch physician and chemist (electric car), born in Adorp, Netherlands (d. 1841)
- Apr 19 Alexandre Pierre François Boëly, French composer, born in Versailles, France (d. 1858)
John James Audubon (1785-1851)
Apr 26 American ornithologist and painter (The Birds of America), born in Les Cayes, Haiti
- May 9 James Pollard Espy, American meteorologist (Philosophy of Storms), born in Pennsylvania (d. 1860)
- May 18 John Wilson, Scottish writer and literary critic, born in Paisley, Scotland (d. 1854)
- Jul 6 William Jackson Hooker, English botanist and director (Kew Gardens), born in Norwich, England
- Jul 14 Mordecai Manuel Noah, American playwright, writer and journalist, born in Philadelphia, Pennsylvania (d. 1851)
Mahmud II (1785-1839)
Jul 20 30th Sultan of the Ottoman Empire (1808-39), born in Topkapı Palace, Istanbul, Ottoman Empire
- Aug 15 Thomas De Quincey, English writer (Confessions of English Opium Eater), born in Manchester (d. 1859)
- Aug 19 Seth Thomas, American manufacturer and pioneer in the mass production of clocks, born in Wolcott, Connecticut (d. 1859)
- Aug 20 Oliver Hazard Perry, American Naval hero (Battle of Lake Erie), born in South Kingstown, Rhode Island (d. 1819)
- Sep 25 George Pinto [Sanders], British violin prodigy, keyboard virtuoso, and composer,, born in Lambeth, South London (d. 1806)
- Oct 8 Arvid August Afzelius, Swedish poet and historian, born in Fjällåkra, Sweden (d. 1871)
José Miguel Carrera (1785-1821)
Oct 15 1st President of Chile (1811-14), born in Santiago, Chile
- Oct 18 Thomas Love Peacock, English author (Headlong Hall)
- Oct 20 George Ormerod, English historian and antiquarian (d. 1873)
- Oct 31 George F Kersting, German painter, born in Güstrow, Germany (d. 1847)
- Nov 2 Frederich Kalkbrenner, German-French pianist and composer, born in Kassel, Germany (d. 1849)
- Nov 2 Johann Leopold Fuchs, German pianist and composer, born in Dessau (d. 1853)
- Nov 11 Diponegoro, Javanese prince who opposed Dutch colonial rule and Indonesian national hero, born in Yogyakarta (d. 1855)
- Nov 13 Caroline Lamb, English aristocrat, author (Glenarvon), wife of William Lamb, lover of Lord Byron (d. 1828)
- Nov 18 David Wilkie, British painter, born in Pitlessie Fife, Scotland (d. 1841)
William Beaumont (1785-1853)
Nov 21 American surgeon and father of gastric physiology, born in Lebanon, Connecticut