阿尤恩阿特鲁斯是西非国家毛里塔尼亚南部的城镇，也是西胡德省的首府，是2007年达喀尔拉力赛的其中一站，市内有机场和牲畜市场，19977年人口8,528，2000年人口增加至11,867。

Ayoun al Atrous (also known as Aioun el Atrouss) (Arabic:عيون العتروس‎) is a town in southern Mauritania. It is located at around 16°40′0″N 9°37′0″W / 16.66667°N 9.61667°W / 16.66667; -9.61667. It is the capital of Hodh El Gharbi region. The city is served by the Aioun el Atrouss Airport, 4 miles (6.4 km) north-west of the city. The town is located in the southern area of the Aoukar, a former lake basin.