| Tolosa | |
| Settlement Type: | Town |
| Pushpin Map: | Argentina |
| Pushpin Mapsize: | 260 |
| Pushpin Label Position: | right |
| Subdivision Type: | Country |
| Subdivision Name: |  Argentina |
| Subdivision Type1: | Province |
| Subdivision Type2: | Partido |
| Subdivision Name2: | La Plata |
| Established Title: | Established |
| Established Date: | 20 December 1871 |
| Population As Of: | 2010 Census |
| Population Footnotes: | [1] |
| Population Total: | 41705 |
| Population Density Km2: | auto |
| Timezone: | ART |
| Coordinates: | -34.8942°N -57.9647°W |
| Elevation M: | 38 |
| Postal Code Type: | CPA Base |
| Postal Code: | B 1900 |
| Blank Name Sec1: | Climate |
| Blank Info Sec1: | Dfc |
Tolosa is a town located in the La Plata Partido of Buenos Aires Province, Argentina. It is part of the Greater La Plata metropolitan area.
Tolosa is the birthplace of former President Cristina Fernández de Kirchner. [2]