Vendas Novas (Portuguese pronunciation: [ˈvẽdɐʒ ˈnɔvɐʃ]) is a municipality in the District of Évora in Portugal. The population in 2011 was 11,846, in an area of 222.39 km². The city has 10,235 inhabitants.
A hoard of prehistoric objects, including two trapezoid-shaped plaques with geometric designs, was found underneath a hill by labourers in the mid nineteenth century during the construction of the railway line between Vendas Novas and Beja. They are now kept at the British Museum.