| Étréchy | |
| Commune Status: | Commune |
| Arrondissement: | Épernay |
| Canton: | Vertus-Plaine Champenoise |
| Insee: | 51239 |
| Postal Code: | 51130 |
| Mayor: | Monique Jannet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Épernay, Coteaux et Plaine de Champagne |
| Coordinates: | 48.8867°N 3.9439°W |
| Elevation M: | 156 |
| Area Km2: | 6.64 |
Étréchy (in French pronounced as /etʁeʃi/) is a commune in the Marne department in north-eastern France.