1809

Centuries:	18th century · 19th century · 20th century
Decades:	1770s 1780s 1790s 1800s 1810s 1820s 1830s
Years:	1806 1807 1808 1809 1810 1811 1812

1809 in various calendars

Gregorian calendar	1809 MDCCCIX
Ab urbe condita	2562
Armenian calendar	1258 ԹՎ ՌՄԾԸ
Assyrian calendar	6559
Balinese saka calendar	1730–1731
Bengali calendar	1216
Berber calendar	2759
British Regnal year	49 Geo. 3 – 50 Geo. 3
Buddhist calendar	2353
Burmese calendar	1171
Byzantine calendar	7317–7318
Chinese calendar	戊辰年 (Earth Dragon) 4506 or 4299     — to — 己巳年 (Earth Snake) 4507 or 4300
Coptic calendar	1525–1526
Discordian calendar	2975
Ethiopian calendar	1801–1802
Hebrew calendar	5569–5570
Hindu calendars
- Vikram Samvat	1865–1866
- Shaka Samvat	1730–1731
- Kali Yuga	4909–4910
Holocene calendar	11809
Igbo calendar	809–810
Iranian calendar	1187–1188
Islamic calendar	1223–1224
Japanese calendar	Bunka 6 (文化６年)
Javanese calendar	1735–1736
Julian calendar	Gregorian minus 12 days
Korean calendar	4142
Minguo calendar	103 before ROC 民前103年
Nanakshahi calendar	341
Thai solar calendar	2351–2352
Tibetan calendar	阳土龙年 (male Earth-Dragon) 1935 or 1554 or 782     — to — 阴土蛇年 (female Earth-Snake) 1936 or 1555 or 783

1809 in various calendars

Gregorian calendar	1809 MDCCCIX
Ab urbe condita	2562
Armenian calendar	1258 ԹՎ ՌՄԾԸ
Assyrian calendar	6559
Balinese saka calendar	1730–1731
Bengali calendar	1216
Berber calendar	2759
British Regnal year	49 Geo. 3 – 50 Geo. 3
Buddhist calendar	2353
Burmese calendar	1171
Byzantine calendar	7317–7318
Chinese calendar	戊辰年 (Earth Dragon) 4506 or 4299     — to — 己巳年 (Earth Snake) 4507 or 4300
Coptic calendar	1525–1526
Discordian calendar	2975
Ethiopian calendar	1801–1802
Hebrew calendar	5569–5570
Hindu calendars
- Vikram Samvat	1865–1866
- Shaka Samvat	1730–1731
- Kali Yuga	4909–4910
Holocene calendar	11809
Igbo calendar	809–810
Iranian calendar	1187–1188
Islamic calendar	1223–1224
Japanese calendar	Bunka 6 (文化６年)
Javanese calendar	1735–1736
Julian calendar	Gregorian minus 12 days
Korean calendar	4142
Minguo calendar	103 before ROC 民前103年
Nanakshahi calendar	341
Thai solar calendar	2351–2352
Tibetan calendar	阳土龙年 (male Earth-Dragon) 1935 or 1554 or 782     — to — 阴土蛇年 (female Earth-Snake) 1936 or 1555 or 783

1809 was a common year starting on Sunday (see link for calendar).

January

• January 5 - Treaty of the Dardanelles between Britain and France concluded
• January 10 - French Marshal Jean Lannes begins the Siege of Zaragoza.
• January 16 - Peninsular War: The British defeat the French at the Battle of Corunna.
• January 19 - Edgar Allen Poe was born

February

• February 3 - Illinois Territory was created.
• February 8 - Franz I of Austria declares war on France
• February 11 - Robert Fulton patents the steamboat.
• February 20 - A decision by the Supreme Court of the United States states that the power of the federal government is greater than any individual state.
• February 20 - Siege of Zaragoza grinds to a halt as Jose Palafox surrenders. Over 60,000 had been killed on both sides in 41 days of street fighting.
• February 25 - Spanish forces are defeated at the Battle of Valls in Catalonia by Marshal St Cyr.

March

• March 1 - Embargo Act repealed, Non-Intercourse Act replaces it.
• March 4 - James Madison succeeds Thomas Jefferson as the President of the United States.
• March 13 - Military coup ousts Gustav IV Adolf of Sweden - he is confined in the Gripsholm Castle.
• March 29 - At the Diet of Porvoo, Finland's four Estates pledge allegiance to Alexander I of Russia, commencing the secession of the Grand Duchy of Finland from Sweden. King Gustav IV Adolf of Sweden abdicates after a coup d'état and is later exiled.
• March 29 - The Battle of Oporto ends in disaster as 18,000 Portuguese soldiers are drowned in a rout after defeat by the French under Marshal Soult and the Battle of Medellin results in massive Spanish casualties in Extremadura, when Marshal Victor's cavalry routs their army.

April

• April 9 - Tyroleans rise against French and Bavarian occupation - they include militia lead by Andreas Hofer.
• April 14 - Napoleon defeats Austrians in the Battle of Abensberg, Bavaria
• April 19 - Battle of Raszyn between armies of Austria (attackers) and Duchy of Warsaw (defenders) as a part of struggles of the Fifth Coalition (1809). The Austrian army was defeated.
• April 22 - Battle of Eckmuhl - French troops under Marshal Andre Massena beat Austrians under Archduke Karl.

May

• May - Napoleon captures Vienna, is excommunicated, imprisons pope Pius VII.
• May 5 - Mary Kies is the first American woman to be awarded a patent.
• May 5 - The Swiss canton of Aargau denies Jews citizenship.
• May 17 - Napoleon I of France orders the annexation of the Papal States to the French empire. When he announces Pope's secular power has ended, pope excommunicates him.
• May 21 - Battle of Aspern-Essling: Austrian troops under Archduke Karl beat French under Napoleon in a hard fought battle.
• May 24 - Dartmoor Prison opens, first to house French prisoners of war.

June

• June 1 - Allardyce Barclay begins a bet of walking 1 mile every hour for 1,000 hours. Each hour he walked a mile round trip from his home
• June 6 - Sweden promulgates a new Instrument of Government, which restores political power to the Riksdag of the Estates after authoritarian rule since 1772.
• June 7 - Shoja Shah of Afghanistan signs a treaty with the British. Only weeks later, he is succeeded by Mahmud Shah.

July

• July 5-6 - The massive Battle of Wagram in which Napoleon defeats the Austrians.
• July 6 - French troops arrest Pope Pius VII and take him to Liguria
• July 10 - French Marshal Marmont engages in the inconclusive Battle of Zniam against the Austrians.
• July 28 - Sir Arthur Wellesley's British, Portuguese and Spanish army defeats a mauch larger French force at the Battle of Talavera.
• July 30 - British invasion army lands in Walcheren.

August

• August 8 - 70 disciples of Gaon of Vilnius arrive in Palestine
• August 10 - Ecuador declares independence from Spain
• August 11 - Severe earthquakes strike the Azores and sinks the village of São Miguel
• August 11 - A poorly-generaled Spanish army was defeated by King Joseph Bonaparte's French army at the Battle of Almonacid de Toledo.

September

• September 17 - Peace of Hamina - Peace between Russia and Sweden in the Finnish War. The territory to become the Grand Duchy of Finland is ceded to Russia by the Treaty of Fredrikshamn.
• September 18 - Royal Opera House opens in London.

October

• October 11 - Along the Natchez Trace in Tennessee, explorer Meriwether Lewis dies under mysterious circumstances at an inn called Grinder's Stand.
• October 14 - Treaty of Schoenbrunn cedes Illyrian provinces to France.

November

• November 19 - A Spanish army is ridden down and 20,000 are killed by French forces at the Battle of Ocana.

December

• December 26 - British invasion force leaves Vlissingen
• December 30 - Wearing masks at balls forbidden in Boston, Massachusetts.

Unknown Dates

• USS Constitution (Old Ironsides) is recommissioned as flagship of the North Atlantic Squadron.
• Louis Poinsot describes the two remaining Kepler-Poinsot solids.
• Jean-Baptiste Lamarck publishes Philosophie Zoologique, outlining the concept of evolution.
• First running of the Two Thousand Guineas Stakes horse race in England.
• Miami University (Ohio) established by congressional order by George Washington.

Ongoing events

• Napoleonic Wars (1799-1815) - Peninsular War/Finnish War/Fifth Coalition
• Russo-Turkish War, 1806-1812

Births

• January 4 - Louis Braille, French teacher, inventor of braille (d. 1852)
• January 15 - Pierre-Joseph Proudhon, French anarchist (d. 1864)
• January 19 - Edgar Allan Poe, American writer and poet (d. 1849)
• February 3 - Felix Mendelssohn, German composer (d. 1847)
• February 12 - Abraham Lincoln, 16th President of the United States (d. 1865)
• February 12 - Charles Darwin, British naturalist (d. 1882)
• February 15 - Cyrus McCormick, American inventor (d. 1884)
• March 31 - Nikolai Gogol, Russian writer (d. 1852)
• April 15 - Hermann Gunter Grassmann, Prussian mathematician (d. 1877)
• June 4 - Columbus Delano, American statesman (d. 1896)
• June 4 - John Henry Pratt, English clergyman and mathematician (d. 1871)
• June 8 - Richard Wigginton Thompson, American politician (d. 1900)
• August 6 - Alfred Lord Tennyson, British poet (d. 1892)
• August 8 - Heinrich Abeken, German theologian (d. 1872)
• August 27 - Hannibal Hamlin, American politician (d. 1891)
• August 29 - Oliver Wendell Holmes, Sr., American physician and writer (d. 1894)
• October 22 - Volney E. Howard, American politician (d. 1889)
• December 24 - Kit Carson, American frontiersman (d. 1868)
• December 29 - William Ewart Gladstone, Prime Minister of the United Kingdom (d. 1898)

Deaths

• January 16 - John Moore, British general (killed in battle) (b. 1761)
• February 25 - John Murray, 4th Earl of Dunmore (Lord Dunmore)
• March 7 - Johann Georg Albrechtsberger, Austrian composer (b. 1736)
• March 25 - Anna Seward, English writer (b. 1747)
• March 27 - Joseph-Marie Vien, French painter (b. 1716)
• May 13 - Beilby Porteus, English bishop and abolitionist (b. 1731)
• May 17 - Leopold Auenbrugger, Austrian physician (b. 1722)
• May 31 - Joseph Haydn, Austrian composer (b. 1732)
• May 31 - Jean Lannes, French marshal (mortally wounded in battle (b. 1769)
• June 4 - Nikolaj Abraham Abildgaard, Danish painter (b. 1743)
• June 8 - Thomas Paine, American revolutionary writer (b. 1737)
• August 18 - Matthew Boulton, English manufacturer and engineer (b. 1728)
• October 8 - James Elphinston, Scottish philologist (b. 1721)
• October 11 - Meriwether Lewis, American explorer (suicide) (b. 1774)
• October 30 - William Cavendish-Bentinck, 3rd Duke of Portland, Prime Minister of the United Kingdom (b. 1738)
• November 9 - Paul Sandby, English cartographer and painter (b. 1725)
• 8 August - Ueda Akinari, Japanese author and scholar (b. 1734)