Surname Romanina (Romanina 
, Романина 
) , in all the world, is a rare family name. The surname Romanina is characteristic of Eastern Europe, particularly Belarus, where it is a rare surname, Russia, and Czechia. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Russia, Ukraine, and Poland. Also, Romanina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Romanina | Italy, Belarus, Russia, Czechia, Poland |
| Романина | Ukraine, Russia, Kazakhstan, Belarus |