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