Across the world, 贞莹 (贞莹 
) is a rare epicene forename. The forename 贞莹 is characteristic of Eastern Asia, particularly China, where it is an extremely rare epicene name. Very seldom, 贞莹 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 贞莹 | China |