Cognomen Seong-Hwa (성화 
, Seong-Hwa 
) , worldwide, is an extremely rare surname. Predominantly, Seong-Hwa is the forename as well as the last name. Parts of the name also exists independently as a last name Seong, and a last name Hwa.
| VARIANT | COUNTRY |
|---|---|
| 성화 | South Korea |
| Seong-Hwa | United States |