Cognomen Kayina (Kayina 
) , globally, is a rare last name. The surname Kayina is habitual in India, where it is a very rare surname, Nigeria, where it is an extremely rare surname, and the United States. Very seldom, Kayina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kayina | Turkey, Malaysia, Nigeria, United States, India |