(b. 1773) March 2 – Francis II, Holy Roman Emperor (b. 1768) March 18 – Christian Günther von Bernstorff, Danish, Prussian statesman, diplomat (b. 1769) March 28 – Auguste de Beauharnais, Prince consort of Queen Maria II of Portugal (b. 1810) March 30 – Richard Sharp MP, known as 'Conversation Sharp' English merchant, critic, poet, and wit April 1 – Józef Zeydlitz, Polish military leader (b. 1755) April 8 – Wilhelm von Humboldt, German linguist, philosopher (b. 1767) April 10 – Magdalene of Canossa, Italian Catholic religious professed, saint (b. 1774) April 21 – Samuel Slater, American industrialist (b. 1768) May 8 – Francisca Zubiaga y Bernales, first lady of Peru, controversial socialite (b. 1803) May 13 – John Nash, English architect (b. 1752) June 18 – William Cobbett, English journalist, author (b. 1763) June 24 – Andreas Vokos Miaoulis, Greek admiral (b. 1768) June 25 – Ebenezer Pemberton, American educator (b. 1746) July–December July 6 – John Marshall, influential American Chief Justice of the United States Supreme Court (b. 1755) July 15 – Izabela Czartoryska, Polish magnate princess (b. 1746) July 28 – Édouard Mortier, Duke of Trévise, French marshal (b. 1768) August 18 – Friedrich Stromeyer, German chemist (born 1776) September 23 Georg Adlersparre, Swedish military leader (b. 1760) Vincenzo Bellini, Italian composer (b. 1801) November 14 – James Freeman, first American clergyman to call himself a Unitarian (b. 1759) November 20 – Joseph von Baader, German railway pioneer (b. 1763) November 29 – Princess Catharina of Württemberg, wife of Jérôme Bonaparte (b. 1783) December 13 – John Storm, American Revolutionary soldier (b. 1760) December 17 – Pierre Louis Roederer, French politician, economist, and historian (b. 1754) December 22 – David Hosack, American physician and educator, attending doctor at the Hamilton-Burr duel (b. 1769) Unknown Sally Hemings – American-born slave, concubine to Thomas Jefferson (b. c. 1773) Ishak Efendi – Ottoman engineer, translator (b. c. 1774) References