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