Cognomen Mojei (Mojei 
, Можей 
) , across the world, is a rare surname. The family name Mojei is characteristic of Belarus, where it is a rare surname, Russia, where it is a very rare surname, and Kazakhstan. Not in comparison with a country's population, this name is the most popular in Eastern Europe, particularly Russia, Belarus, and Ukraine. Much less frequently, Mojei is the forename as well as the last name.