Cognomen 郑岩 (郑岩 
) , all around the world, is a very rare surname. The family name 郑岩 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 郑岩 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 郑岩 | China |