Surname Romualdo Nestor (Romualdo Nestor 
) , in all the world, is an extremely rare family name. The family name Romualdo Nestor is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Romualdo Nestor is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Romualdo Nestor | Peru, Chile, Spain |