Worldwide, Mefy (Mefy 
) is a rare male forename. The first name Mefy is habitual in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare boy's name. Very seldom, Mefy is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mefy | Guatemala, Honduras, United States, India, Democratic Republic of the Congo |