Cognomen Йонгхан (Йонгхан ) , in the entire world, is an extremely rare family name. Much more prevalently, Йонгхан is the forename as well as the last name.
Jonghan, Yonghan, and Yongkhan
Ким
) , in the entire world, is an extremely rare family name. Much more prevalently, Йонгхан is the forename as well as the last name.