Family name Yong-Hwan (용환 
, Yong-Hwan 
) , in the world, is an extremely rare last name. Predominantly, Yong-Hwan is the forename as well as the last name. Parts of the name also exists independently as a first name Yong, and a last name Hwan.
| VARIANT | COUNTRY |
|---|---|
| 용환 | South Korea |
| Yong-Hwan | Canada, South Korea, United States |
| kim yong-hwan South Korean athletics competitor, KR (b. 1971) |
|