Family name Bolcina (Bolcina 
) , around the globe, is a rare last name. The cognomen Bolcina is habitual in Southern Europe, particularly Slovenia, where it is quite a rare surname, North Macedonia, where it is a rare surname, and Croatia, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Southern Europe, particularly Slovenia, Italy, and North Macedonia. Much less frequently, Bolcina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bolcina | Australia, North Macedonia, Italy, India, Slovenia |