Robert Inglis, English politician (b. 1786) May 23 – Charles Robert Malden, English explorer (b. 1797) May 30 – Mary Reibey, Australian businesswoman (b. 1777) June 7 – Friederike Lienig, Latvian entomologist (b. 1790) June 28 – FitzRoy Somerset, 1st Baron Raglan, commander of British forces in the Crimean War (b. 1788) July–December July 12 (June 30 O.S.) – Pavel Nakhimov, Russian admiral (b. 1802) August 7 – Mariano Arista, President of Mexico (b. 1802) August 12 – Helen Hunt Jackson, American activist (b. 1830) August 30 – Feargus O'Connor, British political radical, Chartist leader (b. 1794) September 7 – William Barton Wade Dent, U.S. Congressman (b. 1806) November 11 – Søren Kierkegaard, Danish philosopher (b. 1813) September 20 – José Trinidad Reyes, Honduran Father, national hero, and founder of Autonomous National University of Honduras (b. 1797) November 26 – Adam Mickiewicz, Lithuanian-Polish poet, writer (b. 1798) December 6 – William John Swainson, English naturalist, artist (b. 1789) References Further reading