| Bau | |
| States: | Papua New Guinea |
| Region: | Madang Province |
| Speakers: | 3,200 |
| Date: | 2000 |
| Ref: | e18 |
| Familycolor: | Papuan |
| Fam1: | Trans–New Guinea |
| Fam2: | Madang |
| Fam3: | Croisilles linkage |
| Fam4: | Mabuso? |
| Fam5: | Gum |
| Iso3: | bbd |
| Glotto: | bauu1244 |
| Glottorefname: | Bau |
Bau (Amale) is a Papuan language of Papua New Guinea.