Family name Ииии (Ииии 
) , in the entire world, is a very rare last name. The cognomen Ииии is habitual in Kazakhstan, where it is a very rare surname, and Russia, where it is an extremely rare surname. Also, Ииии is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ииии | Russia, Kazakhstan |