| Ganglau | |
| States: | Papua New Guinea |
| Region: | Madang Province |
| Speakers: | 470 |
| Date: | 2003 |
| Ref: | e18 |
| Familycolor: | Papuan |
| Fam1: | Trans–New Guinea? |
| Fam2: | Madang |
| Fam3: | Yaganon |
| Iso3: | ggl |
| Glotto: | gang1270 |
| Glottorefname: | Ganglau |
Ganglau is a Madang language spoken in Madang Province, Papua New Guinea.