阿安（法语：Ahun）是法国克勒兹省的一个市镇，属于盖雷区（Guéret）阿安县（Ahun）。该市镇总面积33.74平方公里，2009年时的人口为1579人。

阿安人口变化图示

Ahun is a commune in the Creuse department in the Limousin region in central France.

A farming area comprising the village and several hamlets situated in the valley of the Creuse River, some 15 km (9.3 mi) southeast of Guéret, at the junction of the D942, D13 and the D18. It was the Roman site of Acitodunum, an important town on the route between Limoges and Clermont-Ferrand.