Last name 용현 (용현 
, Yonghyeon 
, Yong-Hyun 
) , throughout the world, is an extremely rare family name. Much more prevalently, 용현 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yong-Hyeon, 용현 | South Korea |
| Yonghyeon | Brazil, United States, South Korea |
| Yong-Hyun | Canada, United States, South Korea |