Family name Nelvo (Nelvo 
) , worldwide, is a rare last name. The cognomen Nelvo is habitual in Latin America and the Caribbean, particularly Brazil, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Likewise, Nelvo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nelvo | Brazil, Argentina, Ecuador, United States, Venezuela |