Cognomen جافي (Javy 
, Jaffe 
, Jaffy 
) , in all the world, is a common family name. The cognomen جافي is characteristic of the United States, where it is quite a rare surname, Palestinian Territory, and New Zealand. In absolute terms, it is the most numerous in the United States, Pakistan, and Iraq. Much less frequently, جافي is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Javy | Philippines, United Kingdom, Democratic Republic of the Congo, Guatemala, United States |
| Jaffe | Philippines, United Kingdom, Democratic Republic of the Congo, United States, Pakistan |
| Jaffy | Philippines, United Kingdom, Democratic Republic of the Congo, United States, Australia |
| جافي | Iran, Syria, Iraq, Sudan, Palestinian Territory |