Last name Iozef (Йозеф 
, Иозеф , Iozef 
) , worldwide, is a very rare cognomen. The surname Iozef is characteristic of Armenia, where it is a rare surname, Switzerland, where it is a very rare surname, and Georgia. Not in comparison with a country's population, this name is the most popular in Russia, Armenia, and Switzerland. More frequently, Iozef is the forename as well as the last name.