| Chavannes-sur-l'Étang | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Chavannes-sur-l'Étang (68).svg |
| Arrondissement: | Altkirch |
| Canton: | Masevaux-Niederbruck |
| Insee: | 68065 |
| Postal Code: | 68210 |
| Mayor: | Vincent Gassmann[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 47.6325°N 7.0253°W |
| Elevation M: | 360 |
| Elevation Min M: | 345 |
| Elevation Max M: | 373 |
| Area Km2: | 6.04 |
Chavannes-sur-l'Étang (in French pronounced as /ʃavan syʁ letɑ̃/; German: Schaffnatt am Weiher) is a commune in the Haut-Rhin department in Alsace in north-eastern France.