Sung Hyun-ah | |
|---|---|
| Born | July 23, 1975 South Korea |
| Other names | A.One |
| Occupation | Actress |
| Years active | 1994–present |
| Spouse | Heo Eun-gyo (2007-2010; divorced) |
| Korean name | |
| Hangul | 성현아 |
| Hanja | 成賢娥 |
| Revised Romanization | Seong Hyeon-a |
| McCune–Reischauer | Sŏng Hyŏn-a |
Sung Hyun-ah (born July 23, 1975) is a South Korean actress and beauty pageant titleholder who placed 2nd runner-up at Miss Korea 1994.