Last name Unban (Unban 
) , in the world, is a very rare surname. The last name Unban is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Very seldom, Unban is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Unban | Thailand, India, South Africa, Malaysia |