|Centuries:||18th century – 19th century – 20th century|
|Decades:||1780s 1790s 1800s – 1810s – 1820s 1830s 1840s|
|Years:||1807 1808 1809 – 1810 – 1811 1812 1813|
|1810 in topic:|
|Archaeology – Architecture – Art – Literature – Music|
|Australia – Brazil - Canada – Denmark - France – Germany – Mexico – Norway - Philippines - Portugal– Russia - South Africa – Spain - Sweden - United Kingdom – United States|
|Rail Transport – Science – Sports|
|Lists of leaders|
|Colonial Governors – State leaders|
|Birth and death categories|
|Births – Deaths|
|Establishments and disestablishments categories|
|Establishments – Disestablishments|
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|Wikimedia Commons has media related to 1810.|
1810 (MDCCCX) was a common year starting on Monday (dominical letter G) of the Gregorian calendar and a common year starting on Saturday (dominical letter B) of the Julian calendar, the 1810th year of the Common Era (CE) and Anno Domini (AD) designations, the 810th year of the 2nd millennium, the 10th year of the 19th century, and the 1st year of the 1810s decade. Note that the Julian day for 1810 is 12 calendar days difference, which continued to be used from 1582 until the complete conversion of the Gregorian calendar was entirely done in 1929.
- January 4 – Australian seal hunter Frederick Hasselborough discovers Campbell Island in the subantarctic.
- January 12 – The marriage of Napoleon and Joséphine is annulled.
- February 20 – Tyrolean rebel leader Andreas Hofer is executed.
- March 4 – Peninsular War: The French Army, under the command of André Masséna, retreats from Portugal.
- March 11 – Napoleon marries Marie-Louise of Austria.
- March 20 – Venezuela achieves home rule: Vicente Emparán, Governor of the Captaincy General of Venezuela, is removed by the people of Caracas and a junta is installed.
- April through Summer – Kingdom of Hawaii unified.
- April 27 – Beethoven composes his famous piano piece, Für Elise.
- May 1 – Macon's Bill Number 2 becomes law in the United States, intending to motivate Britain and France to stop seizing American vessels during the Napoleonic Wars.
- May 3 – Lord Byron swims across the Hellespont in Turkey.
- May 10 – Rev. Henry Duncan opens the world's first commercial savings bank in Ruthwell, Scotland.
- May 18–May 25 – May Revolution: Armed citizens of Buenos Aires expel the Viceroy and establish a provincial government for Argentina (the Primera Junta), the first South American state to proclaim independence from Spain.
- June 4 – The Society in Dedham for Apprehending Horse Thieves is founded in Dedham, Massachusetts.
- June 23 – John Jacob Astor forms the Pacific Fur Company.
- June – Nicolas Appert publishes L'art de conserver pendant plusieurs années toutes les substances animales ou végétales, the first description of modern food preservation using airtight containers.
- July 9 – Napoleon annexes the Kingdom of Holland.
- July 11 – Frederick Hasselborough discovers Macquarie Island in the subantarctic.
- July 20 – Patria Boba: A junta of seven patriots led by José Acevedo y Gómez assemble in Bogotá in the Viceroyalty of New Granada (modern-day Colombia) to declare its independence from the Spanish Empire.
- August 2– 200 citizens are slaughtered in the Royal barracks and the surrounding streets of Quito, Ecuador by royalist troops.
- August 6 – The city of Santa Cruz de Mompox, in modern-day Colombia, declares independence from the Spanish Empire.
- August 20–27 – Battle of Grand Port: The French force the British Royal Navy fleet attempting to blockade a harbour on Isle de France (Mauritius) to surrender.
- August 21 – Jean Baptiste Bernadotte, Marshal of France, is elected Crown Prince of Sweden by the Swedish Riksdag of the Estates.
- September 8 – The Tonquin sets sail from New York Harbor with 33 employees of John Jacob Astor's newly created Pacific Fur Company on board. After a 6-month journey around the tip of South America, the ship arrives at the mouth of the Columbia River and Astor's men establish the fur-trading town of Astoria.
- September 16 – Grito de Dolores: Miguel Hidalgo, a Catholic priest from Guanajuato, incites the revolt that becomes the Mexican War of Independence.
- September 18 – Chile forms its First National Junta, which is the country's first step towards its independence.
- September 23 – The Republic of West Florida declares independence from Spain.
- September 26 – A new Act of Succession is adopted by the Riksdag of the Estates and Jean Baptiste Bernadotte becomes heir to the Swedish throne.
- October – King George III of the United Kingdom is recognized as insane.
- October 12 – First Oktoberfest: The Bavarian royalty invites the citizens of Munich to join the celebration of the marriage of Crown Prince Ludwig of Bavaria to Princess Therese of Saxe-Hildburghausen.
- October 27 – The United States annexes the Republic of West Florida.
- November 17 – Anglo-Swedish War (1810–12): Sweden declares war on the United Kingdom.
- November 23 – English actress Sarah Booth debuts at the Theatre Royal, Covent Garden in London.
- A peace treaty in Haiti confirms its division between the northern State of Haiti ruled autocratically by the gen de couleur Henri Christophe and the southern Republic ruled by the mulatto Alexandre Pétion.
- Russia acquires Sukhumi through a treaty with the Abkhazian dukes, and declares a protectorate over the whole of Abkhazia.
- Amadou Lobbo initiates his jihad in present-day Mali.
- Ching Shih and Cheung Po Tsai surrender their pirate fleet to the Chinese government.
- The first steamboat sails on the Ohio River.
- Johann Wolfgang von Goethe publishes his Theory of Colours.
- General Union of Spinners organizes strike action to raise wages in the smaller UK cotton centres to the Manchester level.
- The Saint Petersburg main military engineering school becomes the first engineering higher learning institution in the Russian Empire, after addition of officers' classes and application of a five-year term of teaching.
- Friedrich Krupp establishes a steel foundry in Essen.
- Rocky Point Manor is built in Harrodsburg, Kentucky.
- Moose become extinct in the Caucasus.
- 18,000 Angolans are sold at Rio de Janeiro, Brazil.
- Palm oil sales from West Africa to Britain reach 1,000 tons.
- 4,500 chests of opium are sold in China.
- Sake Dean Mahomed opens the Hindoostanee Coffee House, the first Indian restaurant in London.
- January 3 – Antoine Thomson d'Abbadie, Irish-French geographer (d. 1897)
- February 5 – Ole Bull, Norwegian violinist (d. 1880)
- February 8 – Eliphas Levi, French writer (d. 1875)
- March 1 – Frédéric Chopin, Polish composer and pianist (d. 1849)
- March 2 – Pope Leo XIII, born Vincenzo Gioacchino Raffaele Luigi Pecci (d. 1903)
- March 10 – Samuel Ferguson, Northern Irish poet and artist (d. 1886)
- May 2 – Hans Christian Lumbye, Danish composer (d. 1874)
- May 23 – Margaret Fuller, American journalist and feminist (d. 1850)
- May 24 – Abraham Geiger, German rabbi, a founder of European Reform Judaism (d. 1874)
- June 8 – Robert Schumann, German composer and pianist (d. 1856)
- June 9 – Carl Otto Nicolai, German composer and conductor (d. 1849)
- July 5 – P. T. Barnum, American showman (d. 1891)
- July 20 – Leonhard Graf von Blumenthal, Prussian field marshal (d. 1900)
- July 21 – Henri Victor Regnault, French chemist and physicist (d. 1878)
- August 24 – Theodore Parker, American preacher, Transcendentalist, and abolitionist (d. 1860)
- August 29 – Juan Bautista Alberdi, Argentinian politician, writer and Constitution main promoter (d. 1884)
- September 2 – William Seymour Tyler, American educator and historian (d. 1897)
- September 29 – Elizabeth Gaskell, British novelist (d. 1865)
- October 10 – James W. Marshall, American contractor and builder of Sutter's Mill (d. 1885)
- November 2 – Andrew A. Humphreys, American general and civil engineer (d. 1883)
- November 26 – William Armstrong, 1st Baron Armstrong, English engineer and inventor of the Hydraulic accumulator (d. 1900)
- December 7 – Theodor Schwann, German physiologist (d. 1882)
- December 11 – Alfred de Musset, French poet (d. 1857)
- December 24 – Wilhelm Marstrand, Danish painter (d. 1873)
- January 15 – Princess Yekaterina Romanovna Vorontsova-Dashkova, first woman to head a scientific academy (b. 1743)
- January 20 – Benjamin Chew, Chief Justice of colonial Pennsylvania (b. 1722)
- January 23 – Johann Wilhelm Ritter, German chemist and physicist (b. 1776)
- February 20 – Andreas Hofer, Tyrolean national hero (executed) (b. 1767)
- February 24 – Henry Cavendish, British scientist (b. 1731)
- March 7 – Cuthbert Collingwood, 1st Baron Collingwood, British admiral (b. 1750)
- May 21 – Chevalier d'Eon, French-born diplomat, spy, soldier and transvestite (b. 1728)
- June 7 – Luigi Schiavonetti, Italian engraver (b. 1765)
- June 26 – Joseph-Michel Montgolfier, French inventor (b. 1740)
- July 19 – Louise of Mecklenburg-Strelitz, Queen of Prussia (b. 1776)
- August 12 – Étienne Louis Geoffroy, French pharmacist and entomologist (b. 1725)
- October 15 – Alfred Moore, American judge (b. 1755)
- November 2 – Princess Amelia of the United Kingdom, Member of the British Royal Family (b. 1783)
- November 11
- December 2 – Philipp Otto Runge, German painter (b. 1777)
- Mills, William James (2003). Exploring polar frontiers: a historical encyclopedia. Santa Barbara: ABC-CLIO.
- Penguin Pocket On This Day. Penguin Reference Library. 2006. ISBN 0-14-102715-0.
- "Chronology of Scottish History". A Timeline of Scottish History. Rampant Scotland. Retrieved 2014-03-10.
- Rubin, Jeff (2005). Antarctica. Lonely Planet. p. 170. ISBN 1-74059-094-5. Retrieved 2010-06-30.
- Scott, Keith (1993). The Australian Geographic book of Antarctica. Terrey Hills, NSW: Australian Geographic. p. 14. ISBN 1-86276-010-1.
- "Icons, a portrait of England 1800-1820". Archived from the original on 17 October 2007. Retrieved 2007-09-11.
- A baptismal record gives February 22; see Frédéric Chopin for details.