Cognomen Keffrey (Keffrey 
) , across the world, is an extremely rare last name. The cognomen Keffrey is habitual in Nicaragua, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Predominantly, Keffrey is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Keffrey | United States, Nicaragua, Malaysia, Philippines |