Cognomen Efman (Efman 
) , throughout the world, is a very rare family name. The surname Efman is characteristic of Israel, where it is a very rare surname, Malaysia, and the United States, where it is an extremely rare surname. Much less frequently, Efman is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Efman | Israel, Malaysia, Turkey, United States, Colombia |