Family name 笑晶 (笑晶 
) , in all the world, is a very rare last name. The cognomen 笑晶 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 笑晶 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 笑晶 | China |