Alexandre Dumas
Dec 5 Alexandre Dumas, French writer (The Three Musketeers, The Count of Monte Cristo), dies at 68

Alexandre Dumas
- Dec 5 David G. Burnet, interim president of the Republic of Texas, dies at 82
- Dec 8 Thomas Brassey, English civil engineering contractor, dies at 65
- Dec 16 Stanisław Duniecki, Polish composer, dies at 31
- Dec 17 Saverio Mercadante, Italian composer, dies at 75
- Dec 28 Alexei Fyodorovich Lvov, Russian composer, dies at 72
- Dec 28 Peter van Schendel, Dutch-Belgian painter (Monsieur Chandelle), dies at 64
- Dec 30 ... Prim, Spanish general, murdered