Last name Yaretskii (Ярецкий 
, Yaretskii ) , around the world, is a very rare family name. The family name Yaretskii is habitual in Belarus, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Ukraine. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Russia, Belarus, and Ukraine. Much less frequently, Yaretskii is the forename as well as the last name.