| Estang | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Estang (Gers).svg |
| Arrondissement: | Condom |
| Canton: | Grand-Bas-Armagnac |
| Insee: | 32127 |
| Postal Code: | 32240 |
| Mayor: | Christophe Rande[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Grand-Armagnac |
| Coordinates: | 43.8675°N -0.1075°W |
| Elevation M: | 90 |
| Elevation Min M: | 82 |
| Elevation Max M: | 157 |
| Area Km2: | 22.51 |
Estang (in French pronounced as /ɛstɑ̃/; Occitan (post 1500);: Estanc) is a commune in the Gers department in southwestern France.