The United Kingdom of Great Britain and Ireland comes about, and Ceres is discovered (Jan 1), Thomas Jefferson is the new U.S. President (Mar 4), the first census is held in Great Britain (Mar 10), the First Barbary War where the United States and Sweden fight against four North African States, begins (May 1), Tsar Alexander I of Russia confirms the privileges of the Baltic provinces (Sep 9), the first edition of New York Evening Post is printed (Nov 16), ultraviolet radiation is discovered, the French Revolutionary Wars go on - and all these fine people were born:

1801-0122 Lars Johan Hierta* founder of Aftonbladet/politician - Uppsala, Sweden (1872/71) 1801-0201 Thomas Cole* English-American painter - Bolton, Lancashire, England (1848/47) 1801-0208 George Boardman* missionary - Livermore, ME USA (1831/30) 1801-0228 1801-0511 Henri Labrouste* architect - Paris, France (1875/74) 1801-0517 Lovisa Åhrberg* doctor/ surgeon - Uppsala, Sweden (1881/79) 1801-0601 Brigham Young* Mormon leader - Whitingham, VT USA (1877/76) 1801-0604 James Pennethorne* architect - Worcester, England (1871/70) 1801-0714 Johannes Peter Müller* physiologist/anatomist/ichthyologist - Koblenz, German Empire (1858/56) 1801-0720 1801-0727 George Biddell Airy* mathematician/astronomer - Alnwick, Northumberland, England (1892/90) 1801-0817 Fredrika Bremer* Swedish writer/feminist reformer - Turku, Sweden-Finland (1865/64) 1801-0901 1801-0903 Christian Erich Hermann von Meyer* German palaeontologist - Frankfurt am Main (1869/67) 1801-0907 Hortense Allart* feminist writer/ essayist - Milan, Italy (1879/77) 1801-1012 Carl August von Steinheil* German physicist/ astronomer/ inventor - Ribeauvillé, Alsace, France (1870/68) 1801-1014 Joseph Plateau* Belgian physicist/mathematician - Brussels, French Republic (1883/81) 1801-1103 Vincenzo Bellini* composer - Catania, Kingdom of Sicily (1835/33) 1801-1109 Gail Borden* land surveyor/newspaper publisher/inventor of sweetened condensed milk - Norwich, NY USA (1874/72) 1801-1110 Vladimir Dal* lexicographer - Lugansky Zavod, Russian Empire (1872/70) 1801-1110 Samuel Gridley Howe* physician/ abolitionist/advocate for the blind - Boston, MA USA (1876/74) 1801-1117 Jørgen Nielsen Møller* merchant/governor in Greenland/Inspector of South Greenland - Skydebjerg, Denmark-Norway (1862/60) 1801-1130 1801-1211 Christian Dietrich Grabbe* writer/dramatist - Detnold, Principality of Lippe, (1836/34) 1801-1214 Joseph Lane* soldier/ politician/governor - Buncombe County, NC USA (1881/79) 1801-1231 1801-0 1801-0 1801-0 Updated 2025-0324 Helsinki Search for another year here