| San Bernardo | |
| Settlement Type: | Municipality and town |
| Mapsize: | 250px |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Colombia |
| Subdivision Type: | Country |
| Subdivision Name: |  Colombia |
| Subdivision Type1: | Department |
| Subdivision Name1: | Nariño Department |
| Population As Of: | Census 2018[1] |
| Population Total: | 8874 |
| Timezone: | Colombia Standard Time |
| Utc Offset: | -5 |
San Bernardo (pronounced as /es/) is a town and municipality in the Nariño Department, Colombia.
San Bernando has a warm subtropical highland climate (Köppen Cfb) with moderate to heavy rainfall year-round. Like most of Andean Nariño Department but unlike most places with a subtropical highland climate, San Bernando has a marked summer minimum in rainfall instead of the more usual winter minimum.