Surname Юй (Yui 
, Yuy 
, Юй 
) , worldwide, is quite a common last name. The family name Юй is characteristic of Malaysia, where it is quite a rare surname, Hong Kong, and Peru. Not in comparison with a country's population, the name is most common in Malaysia, Indonesia, and China. Likewise, Юй is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yui | Japan, China, Indonesia, South Korea, Malaysia |
| Yuy | China, Indonesia, Saudi Arabia, Malaysia, Myanmar |
| Юй | Kazakhstan, Armenia, Russia, Belarus, Ukraine |