| Cuisnahuat | |
| Settlement Type: | Municipality |
| Pushpin Map: | El Salvador |
| Pushpin Label Position: | right |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in El Salvador |
| Subdivision Type: | Country |
| Subdivision Name: |  El Salvador |
| Subdivision Type1: | Department |
| Subdivision Name1: | Sonsonate |
| Leader Title: | Mayor |
| Leader Name: | Gustavo Ernesto Sierra Pérez |
| Unit Pref: | Imperial |
| Area Blank1 Title: | Municipality |
| Area Blank1 Km2: | 73.03 |
| Population Blank1 Title: | Municipality |
| Population Blank1: | 12,676 |
| Coordinates: | 13.6333°N -125°W |
| Elevation M: | 430 |
Cuisnahuat (Nawat: Kwisnāwat) is a city and municipality in the Sonsonate department of El Salvador.[1]