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