Cognomen Julei (Julei 
, Жулей 
) , all over the world, is a rare family name. The cognomen Julei is habitual in Romania, where it is a rare surname, Ukraine, and Kazakhstan, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Romania, Ukraine, and Russia. Likewise, Julei is the forename as well as the last name.