Surname วศิณ (Wasin 
, วศิณ ) , globally, is quite a rare cognomen. The family name วศิณ is habitual in South-eastern Asia, particularly Malaysia, where it is quite a rare surname, Philippines, where it is a rare surname, and Thailand. Measured by absolute frequency, it is commonest in Malaysia, Philippines, and Nigeria. More frequently, วศิณ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wasin | Philippines, Thailand, Nigeria, Malaysia, India |
| วศิณ | Thailand |