| Efoetsy | |
| Settlement Type: | Village |
| Pushpin Map: | Madagascar |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Madagascar |
| Subdivision Type: | Country |
| Subdivision Name: |  Madagascar |
| Subdivision Type1: | Region |
| Subdivision Name1: | Atsimo-Andrefana |
| Subdivision Type2: | District |
| Subdivision Name2: | Betioky Sud |
| Subdivision Type3: | Commune |
| Coordinates: | -24.0781°N 43.6986°W |
| Postal Code Type: | Postal code |
| Postal Code: | 602 |
Efoetsy is a village in the commune of Betioky Sud in southwest Madagascar.[1] It is connected by road to Ankiririsa in the northwest and Toliara, which is about 58 kilometres to the northwest. It lies just west of the northwestern bank of the Lake Tsimanampetsotsa. Behazomby lies to the south of the village.
This municipality includes the villages 7 villages: Efoetsy, Maromitiliky, Manasy, Behazomby, Ambola, Maintelime and Marompijery.[2]
The Tsimanampetsotsa National Park lies in this municipality.