Surname Tefanny (Tefanny 
) , in all the world, is an extremely rare last name. The cognomen Tefanny is habitual in Latin America and the Caribbean, particularly Peru, where it is an extremely rare surname. Much more frequently, Tefanny is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tefanny | Brazil, Colombia, Philippines, United States, Indonesia |