Surname Sandro Antonio (Sandro Antonio 
) , around the globe, is a rare last name. The last name Sandro Antonio is habitual in Chile, where it is quite a rare surname, Spain, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. More prevalently, Sandro Antonio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sandro Antonio | Spain, Ecuador, Chile, Peru, Costa Rica |