Cognomen Yullen (Yullen 
) , around the world, is an extremely rare last name. The last name Yullen is habitual in Latin America and the Caribbean, particularly Nicaragua, where it is a very rare surname. More prevalently, Yullen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yullen | Canada, Philippines, Nicaragua, Brazil, United States |