Born in Stockholm, Alfred Nobel was the fourth son of Immanuel Nobel ( 1801 – 1872 ), an inventor and engineer, and Andriette Ahlsell Nobel ( 1805 – 1889 ).

* 1801 – Joseph Lanner, Austrian composer and conductor ( d. 1843 )

* 1783 – Grand Duchess Alexandra Pavlovna of Russia ( d. 1801 )

* 1801 – First Barbary War: The American schooner captures the Tripolitan polacca Tripoli in a single-ship action off the coast of modern-day Libya.

* 1801 – Guillaume Groen van Prinsterer, Dutch politician ( d. 1876 )

* Alexander I of Russia ( 1801 – 1825 ), Emperor of Russia

* 1801 – Napoleonic Wars: Battle of Copenhagen – The British capture the Danish fleet.

* 1801 – Antoine Augustin Cournot, French mathematician ( d. 1877 )

** April 1798 – November 1801 Jakob Emmanuel Feer ( b. 1754 – d. 1833 )

* 1713 – Nicola Sala, Italian composer and music theorist ( d. 1801 )

* 1801 – Noël François de Wailly, French lexicographer ( b. 1724 )

After the defeat of the French Campaign in the Battle of the Nile, in 1801, the British Museum acquired more Egyptian sculpture and in 1802 King George III presented the Rosetta Stone – key to the deciphering of hieroglyphs.

* Frédéric Bastiat ( 1801 – 1850 ), classical-liberal author and political economist

#* Zénaïde Laetitia Julie Bonaparte ( 1801 – 1854 )

#** Charles Lucien Jules Laurent Bonaparte ( 1803 – 1857 ), ornithologist and politician married Princess Zénaïde Bonaparte ( 1801 – 1854 )

#* Prince Achille Murat ( 1801 – 1847 ), married Catherine Willis Gray ( 1803 – 1867 ), great-grandniece of George Washington.

Brigham Young (; June 1, 1801 – August 29, 1877 ) was an American leader in the Latter Day Saint movement and a settler of the Western United States.

* 2 Kings of Etruria ( 1801 – 1807 )

** Louis ( 1801 – 1803 )

The first four censuses ( 1801 – 1831 ) were mainly headcounts and contained little personal information.

* 1801 – John Henry Newman, English Catholic cardinal ( d. 1890 )

* 1801 – John Marshall is sworn in as Chief Justice of the United States.

La Fontaine's model was subsequently emulated by England's John Gay ( 1685 – 1732 ); Poland's Ignacy Krasicki ( 1735 – 1801 ); Italy's Lorenzo Pignotti ( 1739 – 1812 ) and Giovanni Gherardo de Rossi ( 1754 – 1827 ); Serbia's Dositej Obradović ( 1742 – 1811 ); Spain's Félix María de Samaniego ( 1745 – 1801 ) and Tomás de Iriarte y Oropesa ( 1750 – 1791 ); France's Jean-Pierre Claris de Florian ( 1755 – 94 ); and Russia's Ivan Krylov ( 1769 – 1844 ).

* John Brown ( Rhode Island ) ( 1736 – 1803 ), U. S. representative ( F – RI, 1799 – 1801 ), co-founder of Brown University

As British public opinion was turned against Germany, Admiral Sir John Fisher twice – in 1904 and 1908 – proposed using Britain ’ s current naval superiority to ' Copenhagen ' the German fleet, that is, to launch preemptive strikes against the Kiel and Wilhelmshaven naval bases as the Royal Navy had done against the Danish navy in 1801 and 1807.

* 1889 – John Cadbury, English businessman and philanthropist, founded Cadbury ( b. 1801 )

A French translation of the second volume by P. T. d ' Antelmy, with additions by Charles Bossut ( 1730 – 1814 ), was published in Paris in 1775 ; and an English translation of the whole work by John Colson ( 1680 – 1760 ), the Lucasian Professor of Mathematics at Cambridge, " inspected " by John Hellins, was published in 1801 at the expense of Baron Maseres.

Corbin Washington ( 1764 – 1799 ), son of Col. John Augustine Washington ( 1736 – 1787 ) and Hannah Bushrod ( 1738 – 1801 ).

As the Democratic-Republican ( then called Republican ) presidential candidate in 1796, Jefferson lost to John Adams, but had enough electoral votes to become Vice President ( 1797 – 1801 ).

The Judiciary Act of 1801 increased the number of courts to permit the Federalist President John Adams to appoint a number of Federalist judges before Thomas Jefferson took office.

*** President John Adams ( 1797 – 1801 )

The play entered the Romantic era with John Philip Kemble's company in 1801.

Britain would actually conquer St. Thomas, St. John, and St. Croix in March 1801 through the Napoleonic wars, but they restored them by the Treaty of Amiens in March 1802.

John Jay, who had been secretary for foreign affairs under the Articles of Confederation from 1784 through their expiration in 1789, became the first Chief Justice of the United States in 1789, stepping down in 1795 to accept election as governor of New York, a post he held for two terms, retiring in 1801.

* Statesmen and public figures supporting the administrations of Presidents George Washington ( 1789 – 1797 ) and John Adams ( 1797 – 1801 ).

Clay and his wife had eleven children ( six daughters and five sons ): Henrietta ( 1800 – 1801 ), Theodore ( 1802 – 1870 ), Thomas ( 1803 – 1871 ), Susan ( 1805 – 1825 ), Anne ( 1807 – 1835 ), Lucretia ( 1809 – 1823 ), Henry, Jr .( 1811 – 1847 ), Eliza ( 1813 – 1825 ), Laura ( 1815 – 1817 ), James Brown ( 1817 – 1864 ), and John ( 1821 – 1887 ).

** Richard Cecil, Memoirs of John Bacon, R. A. ( London, 1801 )

This empirical law was observed by John Dalton in 1801 and is related to the ideal gas laws.

John Nelson Darby was born in Westminster, London, and christened at St. Margaret's on 3 March 1801.

* John of Saxony ( 1801 – 1873 )

Around Monte Rosa, the Vincent family, Josef Zumstein ( 1783 – 1861 ), and Giovanni Gnifetti ( 1801 – 1867 ) did good work during the half century between 1778 and 1842, while in the Eastern Alps the Archduke John ( 1782 – 1850 ), Prince F. J. C. von Schwarzenberg, archbishop of Salzburg ( 1809 – 1885 ), Valentine Stanig ( 1774 – 1847 ), Adolf Schaubach ( 1800 – 1850 ), above all, P. J.

From 1789 until 1802, the portion of Maryland converted into Washington, DC, was part of two US Congressional Districts, represented in 1801 by US Rep. John Chew Thomas from Maryland's 2nd, and US Rep. William Craik from Maryland's 3rd.