Cognomen يوانا (Ioana 
, يوانا 
) , around the world, is a common surname. The last name يوانا is characteristic of Romania, where it is a common surname, Albania, where it is quite a rare surname, and Cyprus. In absolute terms, it is commonest in Romania, Italy, and Spain. More prevalently, يوانا is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ioana | Italy, Spain, United States, France, Romania |
| يوانا | Iraq, Egypt |