Last name Seok-Hwan (석환 
, Seok-Hwan 
) , across the world, is an extremely rare family name. Predominantly, Seok-Hwan is the forename as well as the last name. Parts of the name also exists independently as a last name Seok, and a last name Hwan.
| VARIANT | COUNTRY |
|---|---|
| 석환 | South Korea |
| Seok-Hwan | South Korea, United States |