Cognomen Weejin (Weejin 
) , globally, is a very rare surname. The family name Weejin is habitual in Peru, where it is a rare surname, and Malaysia, where it is a very rare surname. Very seldom, Weejin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Weejin | United States, Malaysia, Peru, Thailand |