Surname Бьянка (Bianca 
, Bianka , Byanka ) , all around the world, is a common cognomen. The surname Бьянка is characteristic of Romania, where it is quite a common surname, Nicaragua, and Mexico (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Mexico, Romania, and Indonesia. More frequently, Бьянка is the forename as well as the last name.