Last name ย่ง (Yong 
, Hug 
, ย่ง) , in the world, is a widespread cognomen. The surname ย่ง is characteristic of South-eastern Asia, particularly Malaysia, where it is a widespread surname, Brunei, where it is a common surname, and Singapore (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Malaysia, China, and Singapore. Also, ย่ง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yong | Malaysia, China, Singapore, Indonesia, South Korea |
| Hug | Malaysia, Switzerland, China, Singapore, Indonesia |