| Mangai | |
| Pushpin Map: | Democratic Republic of the Congo |
| Coordinates: | -4.0499°N 19.5333°W |
| Subdivision Type: | Country |
| Subdivision Name: | Democratic Republic of the Congo |
| Subdivision Type1: | Province |
| Subdivision Name1: | Kwilu Province |
| Subdivision Type3: | Territory |
| Subdivision Name3: | Idiofa Territory |
| Unit Pref: | Metric |
| Elevation M: | 277 |
| Population Density Km2: | auto |
Mangai is a town in Kwilu Province, Democratic Republic of the Congo. Mangai lies on the southern bank of the Kasai River, at an altitude of 912 ft (277 m) [1] The town is served by Mangui Airport.