Surname Piero Alexandro (Piero Alexandro 
) , worldwide, is an extremely rare cognomen. The surname Piero Alexandro is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Piero Alexandro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Piero Alexandro | Chile, Peru, Ecuador |