| El Sauce | |
| Settlement Type: | Municipality |
| Pushpin Map: | El Salvador |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in El Salvador |
| Subdivision Type: | Country |
| Subdivision Name: | El Salvador |
| Subdivision Type1: | Department |
| Subdivision Name1: | La Unión Department |
| Leader Name: | DR.VILLATORO |
| Unit Pref: | Imperial |
| Coordinates: | 13.6689°N -87.8006°W |
| Elevation M: | 386 |
El Sauce is a municipality in the La Unión department of El Salvador.