Cognomen Adorno-Valentin (Adorno-Valentin 
) , across the world, is an extremely rare last name. The family name Adorno-Valentin 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 Adorno, and a first name Valentin.
| VARIANT | COUNTRY |
|---|---|
| Adorno-Valentin | United States |