Around the world, ريانا (Riana 
, Rhianna 
, Ryana ) is a common primarily girly, but very infrequently boy's forename. The first name ريانا is habitual in Madagascar, where it is quite a common predominantly girly, but scarcely masculine name, Indonesia, where it is quite a common mostly girly, but uncommonly male name, and Namibia, where it is quite a common female name. Measured by absolute frequency, it is the most numerous in Indonesia, Madagascar, and South Africa. Also, ريانا is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Riana | South Africa, United States, Indonesia, Madagascar, Democratic Republic of the Congo |
| Rhianna | Australia, South Africa, Brazil, United States, United Kingdom |
| Ryana | South Africa, Brazil, United States, Indonesia, Democratic Republic of the Congo |
| ريانا | Iraq, Egypt, Sudan, Syria, Saudi Arabia |