Surname Йордана (Йордана 
, Jordana 
, Iordana 
) , across the world, is a common last name. The last name Йордана is habitual in Bulgaria, where it is a common surname, Andorra, where it is quite a common surname, and Greece, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in Bulgaria, Spain, and Greece. More frequently, Йордана is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Йордана | Russia, Ukraine, Bulgaria |
| Jordana | Argentina, Spain, Brazil, United States, Democratic Republic of the Congo |
| Iordana | Greece, Argentina, Bulgaria, Brazil, United States |