Family name Zosim (Zosim 
, Зосим 
) , worldwide, is quite a rare last name. The surname Zosim is characteristic of Eastern Europe, particularly Moldova, where it is quite a common surname, Romania, where it is quite a rare surname, and Ukraine, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Russia, Moldova, and Ukraine. Also, Zosim is the forename as well as the last name.