Cognomen Unier (Unier 
) , around the world, is a very rare last name. The cognomen Unier is characteristic of Nicaragua, where it is a very rare surname, Pakistan, and France, where it is an extremely rare surname. Very seldom, Unier is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Unier | Costa Rica, Pakistan, France, Nicaragua |