– Shaikh Khalifa bin Salman bin Ahmed Al Khalifa, Deputy Ruler of Bahrain (b. circa 1783 ) July–December July 12 – David Douglas, Scottish botanist (b. 1799) July 14 – Edmond-Charles Genêt, French ambassador to the United States during the French Revolution (b. 1763) July 19 – Károly Hadaly, Hungarian mathematician (b. 1743) July 25 – Samuel Taylor Coleridge, English writer (b. 1772) July 26 – Jonathan Jennings, American politician and the first governor of Indiana (b. 1784) August 1 – Robert Morrison, British Protestant missionary to China (b. 1782) August 7 – Joseph Marie Jacquard, French inventor (b. 1752) August 17 – Husein Gradaščević, Bosnian rebel leader (b. 1802) September 2 – Thomas Telford, Scottish engineer (b. 1757) September 5 – Thomas Lee, English architect (b. 1794) September 9 – James Weddell, Antarctic explorer (b. 1787) September 15 – William H. Crawford, American politician, judge (b. 1772) September 16 – William Blackwood, Scottish writer (b. 1776) September 24 – Emperor Pedro I of Brazil (b. 1798) October 5 – María Josefa Pimentel, Duchess of Osuna (b. 1752) October 8 – François-Adrien Boieldieu, French composer (b. 1775) October 11 – William Napier, 9th Lord Napier, British Navy officer, politician and diplomat (b. 1786) October 21 – Edward Smith-Stanley, 12th Earl of Derby (b. 1752) October 23 – Fath Ali Shah Qajar, King of Iran (b. 1772) October 31 – Éleuthère Irénée du Pont, French-American chemical manufacturer (b. 1771) November 2 – Maria Teresa Poniatowska, Polish aristocrat (b. 1760) November 27 – Rosalie de Constant, Swiss naturalist (b. 1758) December 23 – Thomas Malthus, English economist, political philosopher (b. 1766) December 27 – Charles Lamb, English essayist (b. 1775) December 31 – João Batista Gonçalves Campos, intellectual leader of the Cabanagem revolt (b. 1782) References