| Official Name: | São Martinho de Árvore |
| Region: | Centro |
| Cim: | Região de Coimbra |
| District: | Coimbra |
| Area Total: | 3.26 |
| Population Total: | 1033 |
| Population As Of: | 2011 |
| Dissolved: | 28 January 2013 |
| Type: | parish |
| Municipality: | Coimbra |
São Martinho de Árvore (also known simply as Árvore) is a former civil parish in the municipality of Coimbra, Portugal. The population in 2011 was 1,033, in an area of 3.26 km2.[1] On 28 January 2013 it merged with Lamarosa to form São Martinho de Árvore e Lamarosa.[2]
It was previously part of the then-municipality Tentúgal. It was disbanded on 31 December 1853 and became part of the municipality of Coimbra.[3]