Last name Fadario (Fadario 
) , worldwide, is a very rare surname. The last name Fadario is habitual in Nigeria, where it is a very rare surname, South Africa, and Brazil, where it is an extremely rare surname. More prevalently, Fadario is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fadario | Brazil, Nigeria, Angola, South Africa |