阿尔卡内纳（葡萄牙语：Alcanena），是葡萄牙圣塔伦区的一个市镇。总面积127平方公里，总人口14,709 。

该市镇划分为10个堂区。

Alcanena (Portuguese pronunciation: [ɐɫkɐˈnenɐ]) is a municipality in Santarém District in Portugal. The population in 2011 was 13,868, in an area of 127.33 km².

The current Mayor is Fernanda Maria Pereira Asseiceira (Partido Socialista) and the president of the Municipal Assembly is Silvestre Pereira (Partido Socialista). The municipal holiday is Ascension Day.