| Type: | parish |
| Official Name: | Santa Maria de Lamas |
| Region: | Norte |
| Metro: | Porto |
| District: | Aveiro |
| Municipality: | Santa Maria da Feira |
| Area Total: | 3.75 |
| Population Total: | 5073 |
| Population As Of: | 2011 |
| Coordinates: | 40.982°N -8.573°W |
Santa Maria de Lamas (Portuguese meaning Saint Mary of Lamas) is a Portuguese civil parish located in the municipality of Santa Maria da Feira, in the district of Aveiro, in the Entre Douro e Vouga Subregion. It is located between the Douro and Vouga rivers and is part of the Porto Metropolitan Area. The population in 2011 was 5,073,[1] in an area of 3.75 km2.[2] The village became a town on September 25, 1985.