Cognomen Khayashi (Khayashi 
, Хаяши 
) , worldwide, is a very rare surname. The surname Khayashi is habitual in Eastern Europe, particularly Russia, where it is a very rare surname. Much less frequently, Khayashi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khayashi | India |
| Хаяши | Russia |