Around the world, Nancy Estefany (Nancy Estefany 
) is a very rare feminine first name. The first name Nancy Estefany is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare girly name, and Peru. Very seldom, Nancy Estefany is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nancy Estefany | Costa Rica, Chile, Peru, Ecuador |