| Gemena | |
| Official Name: | Ville de Gemena |
| Settlement Type: | Provincial capital and city |
| Pushpin Map: | Democratic Republic of the Congo |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Democratic Republic of the Congo |
| Subdivision Type: | Country |
| Subdivision Name: | DR Congo |
| Subdivision Type1: | Province |
| Subdivision Name1: | Sud-Ubangi |
| Parts Type: | Communes |
| Parts Style: | para |
| P1: | Gbazubu |
| P2: | Labo |
| P3: | Lac-Ntumba |
| P4: | Mont Gila |
| Leader Title: | Mayor |
| Leader Name: | Jacob Luba[1] |
| Established Title: | City status |
| Population As Of: | 2012 |
| Population Total: | 138527 |
| Population Density Km2: | auto |
| Timezone: | West Africa Time |
| Utc Offset: | +1 |
| Coordinates: | 3.25°N 65°W |
| Elevation M: | 555 |
| Blank Name: | Climate |
| Blank Info: | Am |
Gemena is the capital city of Sud-Ubangi Province in the Democratic Republic of the Congo. It has a population of 350,511 (2017).[2] The city has a large airport and hosts the 10th integrated Brigade of the new FARDC since 2007.
Mobutu Sese Seko's mother, Mama Yemo, died in Gemena in 1971; a vast mausoleum was built in her memory.