Globally, Nestor Alvaro (Nestor Alvaro 
) is a very rare boy's first name. The given name Nestor Alvaro is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare boy's name, and Peru. Much less frequently, Nestor Alvaro is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nestor Alvaro | Peru, Ecuador, Chile, Costa Rica |