Elizabeth Simcoe, English-born wife of John Graves Simcoe (b. 1762) January 2 – Manuel de la Peña y Peña, interim President of Mexico (b. 1789) January 20 – Adam Gottlob Oehlenschläger, Danish poet, playwright (b. 1779) January 22 William Joseph Chaminade, French Catholic priest (b. 1761) Saint Vincent Pallotti, Italian missionary (b. 1795) January 26 – Francis Jeffrey, Scottish judge, literary critic (b. 1773) January 27 Philipp Röth, German composer (b. 1779) Johann Gottfried Schadow, German sculptor (b. 1764) February 4 – Daniel Turner, officer in the United States Navy (b. 1794) February 20 – Valentín Canalizo, acting president of Mexico (b. 1794) February 23 – Matthew Whitworth-Aylmer, 5th Baron Aylmer, British military officer, colonial administrator (b. 1775) February 24 – Tan Tock Seng, Singaporean businessman, philanthropist (b. 1798) February 25 – Daoguang Emperor of the Qing dynasty of China (b. 1782) February 27 – Samuel Adams, Democratic Governor of the State of Arkansas (b. 1805) February 28 – Edward Bickersteth, English evangelical divine (b. 1786) March 3 – Oliver Cowdery, American religious leader (b. 1806) March 7 – Sir Hercules Robert Pakenham, British army general (b. 1781) March 13 Juan Martín de Pueyrredón y O'Dogan, Argentine general, politician (b. 1776) Owen Stanley, British naval officer, explorer of New Guinea (b. 1811) March 26 – Samuel Turell Armstrong, American political figure (b. 1784) March 27 – Wilhelm Beer, German banker, astronomer (b. 1797) March 28 – Gerard Brandon, Governor of Mississippi (b. 1788) March 31 – John C. Calhoun, 7th Vice President of the United States (b. 1782) April–June April 7 – William Lisle Bowles, English poet, critic (b. 1762) April 9 – William Prout, English chemist, physician (b. 1785) April 11 – Raja Nara Singh, regent of Manipur (b. 1792) April 12 – Adoniram Judson, American Baptist missionary (b. 1788) April 16 – Marie Tussaud, French wax sculptor (b. 1761) April 17 – Jan Krukowiecki, Polish general (b. 1772) April 22 – Friedrich Robert Faehlmann, Estonian philologist, physician (b. 1798) April 23 – William Wordsworth, English poet (b. 1770) April 24 – John Norvell, American newspaperman, senator (b. 1789) May 1 – Henri Marie Ducrotay de Blainville, French zoologist, anatomist (b. 1777) May 2 – Joseph Plumb Martin, American Revolutionary soldier, narrative author (b. 1760) May 10 – Joseph Louis Gay-Lussac, French chemist, physicist (b. 1778) May 12 – Frances Sargent Osgood, U.S. poet (b. 1811) May 21 –