List of events
Events from the year 1821 in the United States .
John W. Taylor (DR -New York ) (until March 4)
Philip P. Barbour (DR -Virginia ) (starting December 4)
James Monroe by Samuel Morse
January 2 – Napoleon LeBrun , architect (died 1901 )
January 8 – James Longstreet , one of the foremost Confederate generals of the American Civil War (died 1904 )
January 16 – John C. Breckinridge , 14th vice president of the United States from 1857 to 1861, U.S. Senator from Kentucky in 1861 (died 1875 )
February 4 – Frederick Goddard Tuckerman , sonneteer (died 1873 )
February 19 – Francis Preston Blair Jr. , U.S. Senator from Missouri from 1871 to 1873 (died 1875)
March 20 – Ned Buntline (Edward Zane Carroll Judson Sr.), publisher, dime novelist and publicist (died 1886 )
April 12
April 15 – Joseph E. Brown , U.S. Senator from Georgia from 1880 to 1891 (died 1894 )
July 6 – Edmund Pettus , U.S. Senator from Alabama from 1897 to 1907 (died 1907 )
July 8 – Maria White Lowell , poet and abolitionist (died 1853 )
July 13 – Nathan Bedford Forrest , Confederate Civil War General, first Grand Wizard of the Ku Klux Klan (died 1877 )
September 22 – John Conness , Irish-born U.S. Senator from California from 1863 to 1869 (died 1909 )
October 7 – Richard H. Anderson , United States Army officer during the Mexican–American War , Confederate general during the American Civil War (died 1879 )[ 3]
October 10 – Wade Keyes , Acting Confederate States Attorney General in 1861 and 1863–1864 (died 1879 )
October 22 – Collis P. Huntington , railroad promoter (died 1900 )
December 25 – Clara Barton , humanitarian and founder of the American branch of the Red Cross .