Surname Kostyna (Костина 
, Kostyna 
) , globally, is a common last name. The cognomen Kostyna is characteristic of Russia, where it is quite a common surname, Kazakhstan, where it is quite a rare surname, and Belarus. Measured by absolute frequency, the name is most common in Russia, Kazakhstan, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Костина | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Kostyna | Russia, Spain, Thailand, Canada, Ukraine |