Cognomen Riyanna (Riyanna 
) , worldwide, is a very rare family name. The last name Riyanna is habitual in South-eastern Asia, particularly Indonesia, where it is a very rare surname. Also, Riyanna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Riyanna | Australia, Indonesia, India, United States, Singapore |