>
Cognomen Йун (Jun , Yun , Iun ) , in all the world, is a widespread surname. The cognomen Йун is characteristic of Malaysia, where it is a widespread surname, Mongolia, where it is a common surname, and Macao, where it is quite a common surname (explore the name in all countries). In absolute terms, it is commonest in Malaysia, China, and Indonesia. More frequently, Йун is the forename as well as the last name.