Last name Yadao-Valdez (Yadao-Valdez 
) , worldwide, is an extremely rare surname. The surname Yadao-Valdez is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Yadao, and a last name Valdez.
| VARIANT | COUNTRY |
|---|---|
| Yadao-Valdez | United States |