Cognomen Biało (Biało 
) , throughout the world, is a very rare surname. The surname Biało is habitual in Eastern Europe, particularly Poland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Biało | Poland |
| dionizy biało Polish engineer, PL (b. 1940) |
|
|
| ewelina biało-wójcicka researcher, PL |
|