Last name בולקה (Bulka 
, בולקה 
) , in the entire world, is quite a rare family name. The last name בולקה is characteristic of Lithuania, where it is quite a rare surname, Poland, and Croatia. Not in comparison with a country's population, it is commonest in Poland, Germany, and the United States. Likewise, בולקה is the forename as well as the last name.