Jean Eugène Robert-Houdin (1805-1871)
Dec 7 French watchmaker and illusionist considered the father of modern magic, born in Blois, France
- Dec 10 Johannes Elias Feisser, Dutch theologist and founder of 1st Dutch baptist church, born in Winsum, Groningen, Netherlands (d. 1865)
- Dec 10 Joseph Škoda, Bohemian physician, born in Pilsen, Kingdom of Bohemia (d. 1881)
William Lloyd Garrison (1805-1879)
Dec 10 American abolitionist, and publisher ("The Liberator"), born in Newburyport, Massachusetts
- Dec 12 Henry Wells, American businessman and founder (American Express Co & Wells Fargo & Co), born in Thetford, Vermont (d. 1878)
- Dec 21 Thomas Graham, British chemist and father of colloid chemistry (d. 1869)
- Dec 22 John Obadiah Westwood, British entomologist, born in Sheffield, United Kingdom (d. 1893)
Joseph Smith (1805-1844)
Dec 23 American founder of the Church of Jesus Christ of Latter-day Saints, born in Sharon, Vermont
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