| San Bartolo | |
| Native Name Lang: | es |
| Settlement Type: | District |
| Mapsize: | frameless |
| Coordinates: | -12.4167°N -123°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Peru |
| Subdivision Type1: | Province |
| Subdivision Name1: | Lima |
| Parts Type: | Subdivisions |
| Parts Style: | para |
| P1: | 18 populated centers |
| Established Title: | Founded |
| Established Date: | May 5, 1946 |
| Seat Type: | Capital |
| Seat: | San Bartolo |
| Leader Title: | Mayor |
| Leader Name: | Augusto Carbajal (2023–2026) |
| Unit Pref: | Metric |
| Area Total Km2: | 45.01 |
| Elevation M: | 30 |
| Population Footnotes: | [1] |
| Population As Of: | 2023 |
| Population Density Km2: | auto |
| Timezone1: | PET |
| Utc Offset1: | -5 |
| Blank Name Sec1: | UBIGEO |
| Blank Info Sec1: | 150129 |
| Website: | munisanbartolo.gob.pe |
San Bartolo is a district in southern Lima Province in Peru. It is bordered by the Pacific Ocean on the west, the district of Punta Negra on the north, the Huarochirí Province on the east, and the Santa María del Mar District on the south.
It is well known for its beaches and attracts many beachgoers every summer. Many of them also rent apartments during this season, making the district's population increase considerably. San Bartolo has some restaurants and a club with a large seawater swimming pool.