| Settlement Type: | Municipality |
| Official Name: | San Cristovo de Cea |
| Pushpin Map: | Spain Province of Ourense#Spain Galicia#Spain |
| Pushpin Map Caption: | Location of San Cristovo de Cea in Ourense##Location of San Cristovo de Cea in Galicia##Location of San Cristovo de Cea in Spain |
| Coordinates: | 42.4725°N -7.9819°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | O Carballiño |
| Area Total Km2: | 94.4 |
| Area Footnotes: | [1] |
| Elevation M: | 526 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Leader Title: | Mayor |
| Leader Name: | José Luis Valladares Fernández |
| Leader Party: | PPdeG |
San Cristovo de Cea is a municipality in the province of Ourense, in the autonomous community of Galicia, Spain. It belongs to the comarca of O Carballiño.