Worldwide, 郑瑛 (郑瑛 
) is a rare female given name. The forename 郑瑛 is habitual in Eastern Asia, particularly China, where it is an extremely rare feminine name. Much less frequently, 郑瑛 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 郑瑛 | China |