| Official Name: | Tsiafahy |
| Pushpin Map: | Madagascar |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Madagascar |
| Pushpin Mapsize: | 180 |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Analamanga |
| Subdivision Type2: | District |
| Subdivision Name2: | Antananarivo-Atsimondrano |
| Population As Of: | 2018 |
| Population Total: | 17,024 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Timezone: | EAT |
| Utc Offset: | 3 |
| Coordinates: | -19.1714°N 47.55°W |
| Elevation M: | 1288 |
| Postal Code Type: | postal code |
| Postal Code: | 102 |
Tsiafahy is a suburb and a rural municipality in Analamanga Region, in the Central Highlands of Madagascar. It belongs to the district of Antananarivo-Atsimondrano and its populations numbers to 17,024 in 2018.[1] The seat of this municipality is situated at Ambatofotsy Gara.
This suburb is crossed by the National Road 7.