Surname Chaeseong (Chaeseong 
) , in all the world, is an extremely rare last name. The cognomen Chaeseong is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname. Much less frequently, Chaeseong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chaeseong | United States, Malaysia |