Family name Даиаана (Даиаана 
, Dayaana 
) , globally, is an extremely rare last name. The cognomen Даиаана is characteristic of Latin America and the Caribbean, particularly Mexico, where it is an extremely rare surname. More frequently, Даиаана is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Даиаана | Russia |
| Dayaana | Russia, United States, Mexico, Colombia, India |