Across the world, Biuk (Biuk 
) is an extremely rare unisex first name. Predominantly, Biuk is the last name as well as the forename.
Ms, John, Joan, Joao, Jozo, Jure, Taha, Toni, Nair, Nika, Nino, Nora, Neva, Neda, Heri, Huda, Ivan, Igor, Maria, Marin, Mario, Maris, Luka, Luiz, Luis, Lada, Ana, Leo, Lea, Ena, Iva, Ivo, Mary, Mate, Mato, Maja, Marta, Mira, Sara, Ante, Anka, Boja, Kata, Kani, Pera, Roko, Dino, Duje, Miro, and Marko