Cognomen Зулфия (Зулфия 
, Zulfiya 
, Zulfija 
) , throughout the world, is quite a rare family name. The surname Зулфия is characteristic of Kyrgyzstan, where it is quite a common surname, Azerbaijan, where it is quite a rare surname, and North Macedonia. In absolute terms, it is commonest in Kyrgyzstan, Azerbaijan, and Uzbekistan. More prevalently, Зулфия is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Зулфия | Azerbaijan, Turkey, Kazakhstan, Russia, Kyrgyzstan |
| Zulfiya | Azerbaijan, Uzbekistan, Romania, United Arab Emirates, Tajikistan |
| Zulfija | Azerbaijan, North Macedonia, Switzerland, Bosnia and Herzegovina, United States |
| Zulfiia | Turkey, Russia, Georgia, United States, Brazil |