Abtenau (Central Bavarian: Obtenau) is a market town in the Hallein District of Salzburg in Austria.

The municipality is located in Lammertal, Tennengau, about 45 kilometres (28 mi) south of Salzburg and encompasses the entire middle valley of the Lammer.

Abtenau lies in the Lammer river valley (Lammertal) about 45 kilometres (28 mi) south of Salzburg.

The municipal area comprises the following 23 villages (in brackets population as of 1 January 2019):

This Salzburg state location article is a stub.