Cognomen ไรนา (Raina 
, Rhina 
, ไรนา 
) , all over the world, is a common last name. The last name ไรนา is characteristic of United Arab Emirates, where it is quite a rare surname, Finland, and Bahrain. Measured by absolute frequency, the name is most common in India, Indonesia, and the United States. Also, ไรนา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Raina | Philippines, United States, India, Indonesia, Democratic Republic of the Congo |
| Rhina | United States, India, Indonesia, Democratic Republic of the Congo, El Salvador |
| ไรนา | Thailand |