- Sep 3 John Humphrey Noyes, American preacher and founded the Oneida Community (Perfectionists), born in Brattleboro, Vermont (d. 1886)
- Sep 6 James Melville Gilliss, American astronomer and Founder of Naval Observatory in Washington, born in Georgetown, Washington (d. 1865)
- Sep 6 Johanna D Courtmans-Berchmans, Flemish author (Rozeken Pot), born in Auderghem, Belgium (d. 1890)
- Sep 7 William Hemsley Emory, American Major General (Union Army), born in Queen Anne's County, Maryland (d. 1887)
- Sep 12 James Hall, American geologist and paleontologist (Natural history of NY), born in Hingham, Massachusetts (d. 1898)
- Sep 15 Jan Nepomuk Škroup, Czech composer, born in Osice, Czech Republic (d. 1892)
- Sep 15 Willem Josephus van Zeggelen, Dutch author, born in The Hague, Netherlands (d. 1879)
- Sep 19 Orson Pratt, American mathematician and religious leader, born in Hartford, New York (d. 1881)
- Sep 28 Friedrich Hecker, German revolutionary republican politician, born in Eichtersheim, Germany (d. 1881)
- Sep 30 Augusta of Saxe-Weimar, Queen of Prussia and German Empress (d. 1890)
Year of the Rabbit
Year of the Dragon
Year of the Snake
Year of the Horse
Year of the Goat/Sheep
Year of the Monkey