Family name Wongyoung (Wongyoung 
) , worldwide, is a very rare cognomen. The surname Wongyoung is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. More frequently, Wongyoung is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wongyoung | South Korea, Thailand, United States |