Editing 1851 (section)

=== January&ndash;June ===
[[File:Mary Wollstonecraft Shelley Rothwell.tif|thumb|110px|right|[[Mary Shelley]]]]
[[File:Carl Jacobi.jpg|thumb|110px|right|[[Carl Gustav Jacob Jacobi]]]]
* [[January 10]] &ndash; [[Karl Freiherr von Müffling]], Prussian field marshal (b. [[1775]])
* [[January 19]] &ndash; [[Esteban Echeverría]], Argentine poet, writer (b. [[1805]])
* [[January 21]] &ndash; [[Albert Lortzing]], German composer (b. [[1801]])
* [[January 23]] &ndash; [[Archibald Primrose, Lord Dalmeny]], Scottish politician (b. [[1809]])
* [[January 27]] &ndash; [[John James Audubon]], French-American naturalist, illustrator (b. [[1785]])
* [[January 31]] &ndash; [[David Spangler Kaufman]], Congressman from Texas (b. [[1813]])
* [[February 1]] &ndash; [[Mary Shelley]], English author (b. [[1797]])
* [[February 3]] &ndash; [[Benjamin Williams Crowninshield]], Congressman from Massachusetts, secretary of U.S. Navy (b. [[1772]])
* [[February 18]] &ndash; [[Carl Gustav Jacob Jacobi]], German mathematician (b. [[1804]])
* [[February 23]] &ndash; [[Joanna Baillie]], Scottish poet, dramatist (b. [[1762]])
* [[February 28]] &ndash; [[Guillaume Dode de la Brunerie]], [[Marshal of France]] (b. [[1775]])
* [[March 4]] &ndash; [[Henry Smith (Texas governor)|Henry Smith]], Texas governor (b. [[1788]])
* [[March 9]] &ndash; [[Hans Christian Ørsted]], Danish scientist (b. [[1777]])
* [[April 2]] &ndash; [[Nangklao]] (Rama III), [[King of Siam]] ([[Thailand]]) (b. [[1788]])
* [[April 15]] &ndash; [[Andrés Quintana Roo]], Mexican politician and lawyer, husband of [[Leona Vicario]] (b. [[1787]])<ref>{{cite web|url=https://www.lhistoria.com/biografias/andres-quintana-roo|publisher=L'historia|title=Biografia de Andrés Quintana Roo|date=March 10, 2015|language=es}}</ref>
* [[April 25]] &ndash; [[Mor Sæther]], Norwegian herbalist (b. [[1793]])
* [[May 13]] &ndash; [[Princess Augusta of Bavaria]], Duchess of Leuchtenberg (b. [[1788]])
* [[May 14]] &ndash; [[Manuel Gómez Pedraza]], 6th [[President of Mexico]], 1832-1833 (b. [[1789]])<ref>{{cite web|url=http://calderon.presidencia.gob.mx/mexico/gobernantes/mexico-1821-actualidad/manuel-gomez-pedraza/|publisher=Presidencia de la Republica|title=MANUEL GÓMEZ PEDRAZA|language=es|access-date=May 30, 2019|archive-url=https://web.archive.org/web/20190530225802/http://calderon.presidencia.gob.mx/mexico/gobernantes/mexico-1821-actualidad/manuel-gomez-pedraza/|archive-date=May 30, 2019|url-status=dead}}</ref>
* [[May 22]] &ndash; [[Mordecai Manuel Noah]], American writer, journalist (b. [[1785]])
* [[June 9]] &ndash; [[John Brown Russwurm]], [[Americo-Liberian people|Americo-Liberian]] journalist and governor of the African [[Republic of Maryland]] (b. [[1799]])<ref>{{cite book |last=James |first=Winston |title=The Struggles of John Brown Russwurm |year=2010 |location=New York, NY |publisher=New York University Press |isbn=978-0-8147-4289-1 |pages=25, 90, 105}}</ref>
* [[June 10]] &ndash; [[Robert Dundas, 2nd Viscount Melville]], British politician (b. [[1771]])