| Official Name: | Ambahy |
| Pushpin Map: | Madagascar |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Madagascar |
| Pushpin Mapsize: | 180 |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Vatovavy |
| Subdivision Type2: | District |
| Subdivision Name2: | Nosy Varika |
| Population As Of: | 2018 |
| Population Total: | 10,469 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Timezone: | EAT |
| Utc Offset: | 3 |
| Coordinates: | -20.7667°N 77°W |
| Elevation Footnotes: | [1] |
| Elevation M: | 12 |
| Postal Code Type: | postal code |
| Postal Code: | 319 |
Ambahy is a rural commune in Madagascar. It belongs to the district of Nosy Varika, which is a part of the region Vatovavy. The population of the commune was 10,469 in 2018.