Last name فاج (Vaj 
, Fage 
, Fagg ) , throughout the world, is a common cognomen. The family name فاج is characteristic of Isle of Man, where it is quite a common surname, Laos, where it is quite a rare surname, and the United Kingdom. Measured by absolute frequency, it most frequently occurs in India, the United States, and the United Kingdom. Very seldom, فاج is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vaj | Laos, United Kingdom, India, France, United States |
| Fagg, Fage | United Kingdom, Australia, India, France, United States |
| فاج | Yemen |