Surname Doyna (Дойна 
, Доина , Doyna 
) , around the globe, is a rare family name. The cognomen Doyna is characteristic of Eastern Europe, particularly Bulgaria, where it is quite a rare surname, Ukraine, where it is a rare surname, and Russia, where it is a very rare surname. Also, Doyna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Дойна | Russia, Kazakhstan, Bulgaria, Ukraine, Belarus |
| Доина | Bulgaria, Russia, Kazakhstan |
| Doyna | Canada, United States, Mexico, Philippines, India |