|Centuries:||18th century – 19th century – 20th century|
|Decades:||1780s 1790s 1800s – 1810s – 1820s 1830s 1840s|
|Years:||1813 1814 1815 – 1816 – 1817 1818 1819|
|1816 in topic:|
|Archaeology – Architecture – Art – Literature – Music|
|Australia – Canada – France – Germany – Mexico – Philippines – South Africa – US – UK|
|Rail Transport – Science – Sports|
|Lists of leaders|
|Colonial Governors – State leaders|
|Birth and death categories|
|Births – Deaths|
|Establishments and disestablishments categories|
|Establishments – Disestablishments|
|Ab urbe condita||2569|
|Bahá'í calendar||-28 – -27|
|British Regnal year||56 Geo. 3 – 57 Geo. 3|
|Chinese calendar||乙亥年 (Wood Pig)
4512 or 4452
— to —
丙子年 (Fire Rat)
4513 or 4453
|- Vikram Samvat||1872–1873|
|- Shaka Samvat||1738–1739|
|- Kali Yuga||4917–4918|
|Japanese calendar||Bunka 13
|Julian calendar||Gregorian minus 12 days|
|Minguo calendar||96 before ROC
|Thai solar calendar||2359|
|Wikimedia Commons has media related to 1816.|
Year 1816 (MDCCCXVI) was a leap year starting on Monday (link will display the full calendar) of the Gregorian calendar and a leap year starting on Saturday of the 12-day slower Julian calendar. This year was known as the 'Year Without a Summer' because of low temperatures in the northern hemisphere, the result of the Mount Tambora volcanic eruption in Indonesia in 1815.
- January 6 – Tsar Alexander I of Russia signs an order for the expulsion of the Jesuits from the Russian Empire.
- January 7 – Sir Humphry Davy tests the Davy lamp for miners at Hebburn Colliery.
- January 17 – Fire nearly destroys the city of St. John's, Newfoundland.
- February 8 – Estonia emancipates its peasants from serfdom.
- February 10 – Friedrich Karl Ludwig, Duke of Schleswig-Holstein-Sonderburg-Beck, dies and is succeeded by Friedrich Wilhelm, his son and founder of the House of Glücksburg.
- February 20 – Gioachino Rossini's opera buffa The Barber of Seville premières at the Teatro Argentina in Rome.
- April 10 – The Second Bank of the United States obtains its charter.
- April 11 – In Philadelphia, the African Methodist Episcopal Church is established by Richard Allen and other African-American Methodists, the first such denomination completely independent of White churches.
- May 2 – Leopold of Saxe-Coburg (later King of the Belgians) marries Charlotte Augusta, but she dies the next year.
- June 19 – Battle of Seven Oaks: The Hudson's Bay Company is defeated by the North West Company, near Winnipeg, Manitoba, Canada.
- July – Lord Byron, Mary Wollstonecraft Godwin, Percy Bysshe Shelley and John Polidori, gathered at the Villa Diodati by Lake Geneva in a rainy Switzerland, tell each other tales. This gives rise to two classic Gothic narratives, Mary Shelley's Frankenstein and Polidori's The Vampyre.
- July 9 – Argentina declares independence from Spain.
- July 17 – The French passenger ship Medusa runs aground off the coast of Senegal, with 140 lives lost in the botched rescue that takes weeks, leading to a scandal in the French government.
- August 14 – The United Kingdom formally annexes the Tristan da Cunha archipelago in the southern Atlantic Ocean, ruling it from the Cape Colony.
- August 24 – The Treaty of St. Louis is signed in St. Louis, Missouri.
- August 27 – Bombardment of Algiers: Various European Allies ships force the Dey of Algiers to free Christian slaves.
- October 21 – Penang Free School was founded by Rev. Sparke Hutchings on the island of Penang, Malaysia.
- November 6 – James Monroe defeats Rufus King in the U.S. presidential election.
- December 11 – Indiana is admitted as the 19th U.S. state.
- December 12 – Merger of the thrones of Sicily and Naples into the throne of the Two Sicilies under Ferdinand I of the Two Sicilies.
- December 21 – American Colonization Society established.
- Banjul, capital of the Gambia, is founded as a trading post, and named Bathurst.
- René Laennec invents the stethoscope.
- E. Remington and Sons (the famous firearm and later typewriter manufacturing company) is founded.
- Robert Stirling patents his Stirling engine, then known as Stirling's air engine.
- A rail capable of supporting a heavy locomotive is developed.
- January 30 – Nathaniel P. Banks, American politician and general (d. 1894)
- March 14 – William Marsh Rice, American university founder (d. 1900)
- March 29 – Tsultrim Gyatso, 10th Dalai Lama (d. 1837)
- April 21 – Charlotte Brontë, British novelist (d. 1855)
- April 22 – Charles Denis Bourbaki, French general (d. 1897)
- April 25 – Eliza Daniel Stewart, American temperance movement leader (d. 1908)
- May 24 – Emanuel Leutze, American painter (d. 1868)
- June 19 – William Henry Webb, American industrialist and philanthropist (d. 1899)
- June 30 – Richard Lindon, Inventor of the Rugby Ball (d. 1887)
- July 4 – Arthur de Gobineau, French diplomat and author (d. 1882)
- July 23 – Charlotte Cushman, American stage actress (d. 1876)
- July 31 – George Henry Thomas, American general (d. 1870)
- August 4 – William Julian Albert, U.S. Congressman (d. 1879)
- August 16 – Charles John Vaughan, English scholar (d. 1897)
- November 3 – Jubal Early, Confederate general (d. 1894)
- November 17 – August Wilhelm Ambros, Austrian composer (d. 1876)
- December 13 – Werner von Siemens, German inventor and industrialist (d. 1892)
- January 27 – Samuel Hood, 1st Viscount Hood, British admiral (b. 1724)
- February 6 – Maria Ludwika Rzewuska, Polish szlachcianka (b. 1744)
- February 22 – Adam Ferguson, Scottish philosopher and historian (b. 1723)
- March 3 - Johann August von Starck, German pastor (b. 1741)
- March 19 – Philip Mazzei, Italian physician and friend of Thomas Jefferson (b. 1730)
- March 20 – Queen Maria I of Portugal (b. 1734)
- June 5 – Giovanni Paisiello, Italian composer (b. 1751)
- June 12 – Pierre Augereau, Marshal of France and duc de Castiglione (b. 1757)
- July 5 – Dorothy Jordan, actress, mistress of King William IV of the United Kingdom (b. 1761)
- July 7 – Richard Brinsley Sheridan, Irish playwright (b. 1751)
- July 14 – Sebastián Francisco de Miranda y Rodríguez, forerunner of Latin American independence.
- August 9 – Johann August Apel, German writer and jurist (b. 1771)
- September 27 – Edward Charles Howard, British chemist and chemical engineer (b. 1774)
- November 8 – Gouverneur Morris, American statesman (b. 1752)
- December 15 – Charles Stanhope, 3rd Earl Stanhope, English statesman and scientist (b. 1753)
- December 30 – Louis Henri Loison, French general (b. 1771)