Last name Nguyen-Valen (Nguyen-Valen 
) , globally, is an extremely rare family name. The family name Nguyen-Valen is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Nguyen, and a first name Valen.
| VARIANT | COUNTRY |
|---|---|
| Nguyen-Valen | United States |