Cognomen 鈺晶 (鈺晶 
) , around the globe, is a very rare last name. The last name 鈺晶 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 鈺晶 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 鈺晶 | China |