Blanca \b-lan-ca, bl(a)-nca\ as a girl's name is a variant of Bellanca (Italian), Bianca (Italian) and Blanche (Old French, Old German), and the meaning of Blanca is "blond; white, pure".
The baby name Blanca sounds like Blancha, Blanka and Blanch. Other similar baby names are Byanca, Branca and Blanda.