Cognomen 玉鑫 (玉鑫 
) , in the world, is quite a rare last name. The family name 玉鑫 is characteristic of Eastern Asia, particularly China, where it is a rare surname. More frequently, 玉鑫 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 玉鑫 | China |