Viana do Alentejo (Portuguese pronunciation: [viˈɐnɐ ðu ɐlẽˈtɛʒu]) is a municipality in the District of Évora in Portugal. The population in 2011 was 5,743, in an area of 393.67 km².
The present Mayor is Estevão Manuel Machado Pereira, elected by the Unitarian Democratic Coalition. The municipal holiday is January 13.
Administratively, the municipality is divided into 3 civil parishes (freguesias):
- Viana do Alentejo
Notable people from Viana do Alentejo include:
The Castle of Viana do Alentejo with the city below.
The local Senhora d'Aires Church in Viana do Alentejo.