1781

Centuries:	18th century 19th century
Decades:	1760s 1770s 1780s 1790s 1800s
Years:	1778 1779 1780 1781 1782 1783 1784
Categories:	Births - Deaths Establishments - Publications
Media:	1781 (Events)

1781 was a common year of the Gregorian calendar and a common year of the Julian calendar, the 1781st year of the Common Era (CE), the 81st year of the 18th century, and the 2nd year of the 1780s decade. As of the start of 1781, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923.