Family name Doulina (Doulina 
, Дулина 
) , in the entire world, is quite a rare surname. The family name Doulina is habitual in Russia, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Belarus. Much less frequently, Doulina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Doulina | Nigeria, Brazil, South Africa |
| Дулина | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |