Cognomen Йонгйон (Йонгйон ) , across the world, is an extremely rare family name. Much more frequently, Йонгйон is the forename as well as the last name.
Jongjon, Jonhjon, and Yongyon
) , across the world, is an extremely rare family name. Much more frequently, Йонгйон is the forename as well as the last name.