Last name 笠鑫 (笠鑫 
) , worldwide, is a very rare surname. The family name 笠鑫 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 笠鑫 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 笠鑫 | China |