| Sant Martí Sarroca | |
| Settlement Type: | Municipality |
| Pushpin Map: | Spain Province of Barcelona#Catalonia#Spain |
| Pushpin Map Caption: | Location in Catalonia |
| Coordinates: | 41.3872°N 1.6119°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Barcelona |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Alt Penedès |
| Leader Title: | Mayor |
| Leader Name: | Antoni Ventura Lluvià (2015)[1] |
| Area Footnotes: | [2] |
| Area Total Km2: | 35.3 |
| Elevation M: | 291 |
| Population Density Km2: | auto |
| Population Demonym: | Martinenc |
| Postal Code: | 08731 |
Sant Martí Sarroca (in Catalan; Valencian pronounced as /ˈsam məɾˈti səˈrɔkə/) is a municipality in the comarca of Alt Penedès, Barcelona, Catalonia, Spain.