Surname Wuellen (Wuellen 
) , globally, is a very rare last name. The last name Wuellen is habitual in Germany, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Wuellen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wuellen | Germany, China, Brazil, United States |