| Settlement Type: | municipality |
| Official Name: | Petín |
| Pushpin Map: | Spain |
| Pushpin Map Caption: | Location in Spain |
| Coordinates: | 42.3822°N -7.1258°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Valdeorras |
| Area Total Km2: | 30.5 |
| Area Footnotes: | [1] |
| Elevation M: | 300 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Leader Title: | Mayor |
| Leader Name: | Miguel Bautista Carballo |
| Leader Party: | PSdeG-PSOE |
| Website: | Official website |
Petín is a municipality in the province of Ourense, in the autonomous community of Galicia, Spain. It belongs to the comarca of Valdeorras. It has a population of 1131 (Spanish 2001 Census) and an area of 31 km2.