Cognomen 兰德龙 (兰德龙 
) , in the entire world, is a very rare last name. The last name 兰德龙 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 兰德龙 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 兰德龙 | China |