| Munggui | |
| States: | Indonesia |
| Region: | Serui Island |
| Speakers: | 800 |
| Date: | 1982 |
| Ref: | e18 |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | Central–Eastern Malayo-Polynesian |
| Fam4: | Eastern Malayo-Polynesian |
| Fam5: | South Halmahera–West New Guinea |
| Fam6: | Cenderawasih Bay |
| Fam7: | Yapen |
| Fam8: | Central–Western |
| Iso3: | mth |
| Glotto: | mung1269 |
| Glottorefname: | Munggui |
Munggui is an Austronesian language spoken in Papua Province of Western New Guinea, northeastern Indonesia.