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 | Democratic Republic of the Congo, United Kingdom, Philippines, United States, Guatemala |
| Jaffe | Philippines, Democratic Republic of the Congo, United Kingdom, Pakistan, United States |
| Jaffy | Democratic Republic of the Congo, United Kingdom, Philippines, Australia, United States |
| جافي | Syria, Palestinian Territory, Iraq, Iran, Sudan |