Globally, Kayina (Kayina 
) is a very rare epicene given name. The first name Kayina is habitual in Nigeria, where it is an extremely rare male name, and India, where it is an extremely rare gender-neutral name. More prevalently, Kayina is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kayina | Turkey, Malaysia, Nigeria, United States, India |