1781

The year 1781 is the 781st year of the 2nd millennium, the 81st year of the 18th century, and the 2nd year of the 1780s decade.

Millennium:	2nd millennium
Centuries:	17th century – 18th century – 19th century
Decades:	1750s  1760s  1770s  – 1780s –  1790s  1800s  1810s
Years:	1778 1779 1780 – 1781 – 1782 1783 1784

Events

• March 13 – Uranus.
• End of the American Revolutionary War

Births

• January 26 – Achim von Arnim, German writer (d. 1831)
• January 30 – Adelbert von Chamisso, German writer (d. 1838)
• February 17 – Rene Theophile Hyacinthe Laennec, French physician and inventor (d. 1826)
• March 4 – Rebecca Gratz, American educator and philanthropist (d. 1869)
• March 13 – Karl Friedrich Schinkel, German architect and painter (d. 1841)
• June 9– George Stephenson, English engineer (d. 1848)
• June 21 – Siméon-Denis Poisson, French mathematician and physicist (d. 1840)
• July 6 – Thomas Stamford Raffles, English founder of Singapore (d. 1826)
• July 6 – John D. Sloat, American naval officer (d. 1867)
• July 27 – Mauro Giuliani, Italian composer (d. 1828)
• September 3 – Eugène de Beauharnais, French nobleman, son of Napoleon's wife Josephine (d. 1824)
• September 6 – Anton Diabelli, Austrian music publisher, editor, and composer (d. 1858)
• October 1 – James Lawrence, U.S. Navy officer (d. 1813)
• November 6 – Lucy Aikin, English writer (d. 1864)
• November 20 – Karl Friedrich Eichhorn, German jurist (d. 1854)
• November 29 – Andrés Bello, Venezuelan poet, lawmaked, teacher, philosopher and sociologist (d. 1865)
• November 30 – Alexander Berry, Scottish adventurer and Australian pioneer (d. 1873)
• December 11 – Sir David Brewster, Scottish physicist (d. 1868)
• William Williams of Wern, minister (d. 1840)