: 17th century
- 18th century
- 19th century
Decades: 1730s 1740s 1750s 1760s 1770s - 1780s - 1790s 1800s 1810s 1820s 1830s
Years: 1780 1781 1782 1783 1784 - 1785 - 1786 1787 1788 1789 1790
- January 4 - Friedrich Wilhelm, Duke of Schleswig-Holstein-Sonderburg-Glücksburg], founder of the line known as Schleswig-Holstein-Sonderburg-Glücksburg.
- January 4 - Jakob Grimm, German philologist, one half of the Brothers Grimm (+ 1863)
- March 27 - Louis XVII of France, later declared one of the Monarchs of France though he actually never ruled
- April 4 - Bettina von Arnim, lyricist (+ 1859)
- April 26 - John James Audubon, naturalist, illustrator (+ 1851)
- May 18 - John Wilson, Scottish writer (+ 1854)
- August 15 - Thomas de Quincey - English essayist
- August 23 - Oliver Perry, American naval officer.