Family name يازي (يازي 
, Yaze 
, Iasi 
) , across the world, is quite a common cognomen. The cognomen يازي is habitual in Romania, where it is quite a common surname, Ethiopia, where it is quite a rare surname, and Italy, where it is a rare surname. Not in comparison with a country's population, it is commonest in Romania, Ethiopia, and Japan. More prevalently, يازي is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| يازي | Iraq, Saudi Arabia, Syria, Jordan |
| Yaze | South Africa, Turkey, Ethiopia, Japan, China |
| Iasi | Romania, Argentina, Italy, Brazil, Indonesia |