| San Lorenzo | |
| 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: | San Vicente Department |
| Unit Pref: | Imperial |
| Coordinates: | 13.7167°N -136°W |
| Elevation M: | 598 |
San Lorenzo is a municipality in the San Vicente department of El Salvador.
The local professional football club is named C.D. Atlético San Lorenzo and it currently plays in the Salvadoran Third Division.