| Nianasso | |
| Settlement Type: | Village |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Mali |
| Subdivision Type: | Country |
| Subdivision Name: |  Mali |
| Subdivision Type1: | Region |
| Subdivision Name1: | Ségou Region |
| Subdivision Type2: | Cercle |
| Subdivision Name2: | San Cercle |
| Subdivision Type3: | Commune |
| Subdivision Name3: | Kassarola |
| Unit Pref: | Imperial |
| Population Blank1 Title: | Ethnicities |
| Utc Offset: | +0 |
Nianasso is a village and seat of the Commune of Kassarola, in the Cercle of San in the Ségou Region of southern-central Mali.[1]