| Koubia Prefecture | |
| Settlement Type: | Prefecture |
| Mapsize: | 300px |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Guinea |
| Subdivision Type: | Country |
| Subdivision Name: |  Guinea |
| Subdivision Type1: | Region |
| Subdivision Name1: | Labé Region |
| Subdivision Type2: | Capital |
| Subdivision Name2: | Koubia |
| Unit Pref: | Imperial |
| Area Total Km2: | 2800 |
| Population Total: | 114000 |
| Population Blank1 Title: | Ethnicities |
| Timezone: | Guinea Standard Time |
| Utc Offset: | +0 |
Koubia is a prefecture located in the Labé Region of Guinea in the Fouta Djallon mountains.[1] Fulas are the majority ethnic group in the region with Fula (Pular) as the primary language. The capital is Koubia. The prefecture covers an area of 2,800 km.² and has an estimated population of 114,000.
The prefecture is divided administratively into 6 sub-prefectures: