Last name Nancy Estefany (Nancy Estefany 
) , around the world, is an extremely rare cognomen. The family name Nancy Estefany is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Nancy Estefany is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nancy Estefany | Costa Rica, Chile, Peru, Ecuador |