Surname เจฟฟี่ (Jeffy 
, เจฟฟี่) , around the world, is a rare cognomen. The cognomen เจฟฟี่ is habitual in Lebanon, where it is a rare surname, Taiwan, and United Arab Emirates. Not in comparison with a country's population, it most frequently occurs in Taiwan, Lebanon, and the United States. More prevalently, เจฟฟี่ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jeffy | Taiwan, Philippines, India, Indonesia, Democratic Republic of the Congo |