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