- Jan 3 Feliks Ostrowski, Polish pianist and composer, born in Kraśnik, Russian Empire (d. 1860)
- Jan 3 Charles Pelham Villiers, British House of Commons member (d. 1898)
- Jan 6 Ion Heliade-Radulescu, Romanian writer (Gramatica), born in Târgoviște, Romania (d. 1872)
- Jan 13 Eduard von Bauernfeld, comedic playwright, born in Vienna, Austria
- Jan 19 [Jean] Silvain van de Weyer, 1st Belgium min of Foreign affairs (1831)
- Jan 22 Richard Upjohn, American gothic architect (Trinity Chapel, NY)
- Jan 31 Jan C J van Speijk, Dutch naval hero