Editing 1852 (section)

===July&ndash;December===
[[File:Sir Arthur Wellesley, 1st Duke of Wellington.png|thumb|110px|[[Arthur Wellesley, 1st Duke of Wellington]]]]
[[Image:Friedrich Ludwig Jahn.jpg|thumb|110px|[[Friedrich Ludwig Jahn]]]]
[[File:Georg August Wallin (1811-1852), Scandinavian orientalist and explorer.jpg|thumb|right|110px|[[Georg August Wallin]]]]
[[File:Ada Lovelace portrait.jpg|thumb|110px|[[Ada Lovelace]]]]
* [[July 20]] &ndash; [[José Antonio Estudillo]], early California settler (b. [[1805]])
* [[August]] &ndash; [[Táhirih]], Iranian Baha'i theologian, poet and feminist  (b. [[1814]])
* [[August 14]] &ndash; [[Margaret Taylor]], [[First Lady of the United States]] (b. [[1788]])
* [[August 24]] &ndash; [[Sarah Guppy]], English inventor (b. [[1770]]) 
* [[September 4]] &ndash; [[William MacGillivray]], Scottish naturalist and ornithologist (b. [[1796]])
* [[September 8]] &ndash; [[Anna Maria Walker]], Scottish botanist (b. [[1778]])
* [[September 14]]
** [[Augustus Pugin]], English architect (b. [[1812]])
** [[Arthur Wellesley, 1st Duke of Wellington]], British general and political figure, twice [[Prime Minister of the United Kingdom]] (b. [[1769]])
* [[September 20]] &ndash; [[Philander Chase]], American founder of Kenyon College (b. [[1775]])
* [[October 7]] &ndash; [[Sir Edward Troubridge, 2nd Baronet]], British admiral (b. ca. [[1787]])
* [[October 13]] &ndash; [[John Lloyd Stephens]], American traveler, diplomat and Mayanist archaeologist (b. [[1805]])
* [[October 15]] &ndash; [[Friedrich Ludwig Jahn]], German gymnastics educator (b. [[1778]])
* [[October 23]] &ndash; [[Georg August Wallin]], Finnish [[Orientalism|orientalist]], explorer and professor (b. [[1811]])<ref>[http://www.blf.fi/artikel.php?id=3679 WALLIN, Georg August (1811–1852) – Biografiskt lexikon för Finland] (in Swedish)</ref>
* [[October 24]] &ndash; [[Daniel Webster]], American statesman (b. [[1782]])
* [[October 25]] &ndash; [[John C. Clark]], American politician (b. [[1793]])
* [[October 26]] &ndash; [[Vincenzo Gioberti]], Italian philosopher (b. [[1801]])<ref>{{cite book|author=Samuel J. Rogal|title=Calendar of Literary Facts: A Daily and Yearly Guide to Noteworthy Events in World Literature from 1450 to the Present|url=https://books.google.com/books?id=5pgjAQAAIAAJ|year=1991|publisher=Gale Research|isbn=978-0-8103-2943-0|page=35}}</ref>
* [[November 2]] &ndash; [[Pyotr Kotlyarevsky]], Russian military hero (b. [[1782]])
* [[November 10]] &ndash; [[Gideon Mantell]], English geologist, palaeontologist (b. [[1790]])
* [[November 17]] &ndash; [[Adam Karl August von Eschenmayer]], German philosopher (b. [[1768]])
* [[November 18]] &ndash; [[John Andrew Shulze]], American politician (b. [[1775]])
* [[November 27]] &ndash; [[Ada Lovelace|Augusta Ada King (née Byron), Countess of Lovelace]], early English computer pioneer (b. [[1815]])
* [[November 29]] &ndash; [[Nicolae Bălcescu]], Wallachian revolutionary (b. [[1819]])
* [[November 30]] &ndash; [[Junius Brutus Booth]], English-born stage actor, father of [[Edwin Booth]] and [[John Wilkes Booth]] (b. [[1796]])
* [[December 16]] &ndash; [[Andries Hendrik Potgieter]], Voortrekker leader (b. [[1792]])
* ''date unknown'' &ndash; [[Joanna Żubr]], Polish soldier (b. [[1770]])