Cognomen យ៊ុន (យ៊ុន 
) , around the globe, is an extremely rare surname. The cognomen យ៊ុន is characteristic of South-eastern Asia, particularly Cambodia, where it is a very rare surname. More frequently, យ៊ុន is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| យ៊ុន | Cambodia |