Family name Biianca (Biianca 
) , across the world, is a very rare surname. The surname Biianca is habitual in Romania, where it is a rare surname, and Brazil, where it is an extremely rare surname. More frequently, Biianca is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Biianca | Australia, Mexico, Brazil, Belgium, Romania |
Ciio, Santana, Santtos, Andreea, Andrade, Cobzaru, Barbosa, Pereira, Perater, Ramirez, Tefania, Hofmann, Vazquez, Martiins, Carvalho, Gonzalez, Ferreira, Oliveira, Oliiveira, Brescacin, Rodrigues, Fernandes, Mihaela, Monterrosa, Marques, Torres, Biia, Rusu, Lima, Maria, Silva, Souza, Alves, Perez, Reyes, Liima, Lopes, Elena, ʚïɞ, Moraes, Santos, Sillva, Siilva, Soouza, Soares, Amorim, Garcia, Martins, and Rodriiguez