Biancu is found throughout the Sardegna, derived from the white word used as a name or nickname derived from a physical characteristic e hair and more precisely the color e skin, the pallor. At the time r ancestors, poor diet contributed to the premature aging e hair with the early appearance ay hair. The nickname can also be derived from a place name ie the name place, for example 'casa Bianca' = white house; 'Monte Bianco' = White Mountain; 'Mulino bianco' = white mill.