Family name Ciia (Ciia 
) , in the world, is a rare cognomen. The last name Ciia is habitual in Uruguay, where it is a rare surname, France, where it is a very rare surname, and Indonesia. Likewise, Ciia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ciia | France, Argentina, India, Indonesia, Uruguay |