Cognomen Sunkyun (선균 , Sunkyun ) , all around the world, is an extremely rare last name. Much more prevalently, Sunkyun is the forename as well as the last name.
Seongyun, and ソンギュン
Kim, and Nam
, Sunkyun 
) , all around the world, is an extremely rare last name. Much more prevalently, Sunkyun is the forename as well as the last name.