Family name Kiyash (Кияш 
, Kiyash 
) , around the world, is a very rare last name. The last name Kiyash is characteristic of Russia, where it is a very rare surname, Ukraine, and Italy. More frequently, Kiyash is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Кияш | Kazakhstan, Russia, Ukraine |
| Kiyash | Kazakhstan, Russia, Italy, Spain, India |