Olivais
Olivais means:
- Olivais (Lisbon) , municipality in the Portuguese district of Lisbon until 2013 Santa Maria dos Olivais
- Olivais underground station , station in this municipality
- Santa Maria dos Olivais (Tomar) , municipality in the Portuguese district of Tomar
- Santo António dos Olivais , municipality in the Portuguese county of Coimbra
- a district of Santa Catarina da Serra