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