Around the world, Seo-Joon (서준 
, Seo-Joon) is a rare male first name. The forename Seo-Joon is characteristic of Eastern Asia, particularly South Korea, where it is quite a rare boy's name. Parts of the name also exists independently as a last name Seo, and a first name Joon.
| VARIANT | COUNTRY |
|---|---|
| 서준 | South Korea |