Last name Leffy (Leffy 
) , around the world, is a very rare cognomen. The family name Leffy is habitual in France, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. Likewise, Leffy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leffy | South Africa, Philippines, France, United States, India |