| Gaoual 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: | Boké Region |
| Subdivision Type2: | Capital |
| Subdivision Name2: | Gaoual |
| Area Total Km2: | 7758 |
| Population As Of: | 2014 census |
| Population Total: | 194245 |
| Population Density Km2: | auto |
| Population Blank1 Title: | Ethnicities |
| Timezone: | Guinea Standard Time |
| Utc Offset: | +0 |
Gaoual is a prefecture located in the Boké Region of Guinea.[1] The capital is Gaoual. The prefecture covers an area of 7,758 km.² and has a population of 194,245.
The prefecture is divided administratively into 8 sub-prefectures: