- Dec 1 Lobachevsky, mathematician
- Dec 6 Abraham Jacob van der Aa, Dutch lexicographer (Biographic Dictionary), born in Amsterdam (d. 1857)
- Dec 6 William II, King of the Netherlands, Grand Duke of Luxembourg, and Duke of Limburg, born in Noordeinde Palace, The Hague, Dutch Republic (d. 1849)
- Dec 12 Alexandros Ypsilanti, Greek resistance fighter, born in Constantinople, Ottoman Empire (d. 1828)
- Dec 19 [Andries] Hendrik Potgieter, Cape Colony, settled Transvaal
- Dec 20 Nicolas Charlet, French painter, born in Paris, France (d. 1845)
- Dec 29 Sir Archibald Alison, 1st Baronet, Scottish historian (History of Europe), born in Shropshire, England (d. 1867)