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