Felix Mendelssohn (1809-1847)
Feb 3 German composer and pianist (Italian Symphony; Songs Without Words), born in the Free Imperial City of Hamburg (now in Germany)
- Feb 7 Frederik Paludan-Muller, Danish Romantic poet (Danserinden), born in Kerteminde,, Denmark (d. 1876)
Abraham Lincoln (1809-1865)
Feb 12 16th US President (Republican: 1861-65), born in Hardin County, Kentucky
Charles Darwin (1809-1882)
Feb 12 English naturalist (Origin of the Species) who conceived the theory of evolution by natural selection, born in Shrewsbury, Shropshire
- Feb 15 André Dumont, Belgian geologist, born in Liège, Belgium (d. 1857)
Cyrus McCormick (1809-1884)
Feb 15 American inventor and businessman (mechanical reaper), born in Shenandoah Valley, Virginia
- Feb 20 Albertus Jacobus Duymaer van Twist, Dutch Governor-General of Dutch East Indies (1851-56), born in Deventer, Netherlands (d. 1887)
- Feb 20 Henry Walton Wessells, American Brigadier General (Union Army), born in Lietchfield, Connecticut (d. 1889)
- Feb 24 Edwin Freiherr von Manteuffel, Prussian Generalfeldmarschall noted for his victories in the Franco-Prussian War, born in Dresden, Saxony (d. 1885)
- Feb 25 George Washington Cullom, American Brevet Major General (Union Army), born in NYC, New York (d. 1892)