Worldwide, Nelys (Nelys 
) is a rare girly forename. The forename Nelys is habitual in Latin America and the Caribbean, particularly Nicaragua, where it is quite a rare girly name, Panama, and the Dominican Republic. Likewise, Nelys is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nelys | Honduras, Colombia, Dominican Republic, Nicaragua, Venezuela |