Agounit (also transliterated Aghouinite, Aghounit, Aghoueinit, Agueinit, Agwenit, Agwanit, Agüenit, Aguanit; Arabic: أغوانيت) is a small town or village in the Río de Oro area of the disputed territory of Western Sahara.

It is situated in the Polisario Front-held Free Zone of Western Sahara, under the jurisdiction of the Sahrawi Arab Democratic Republic, and near the Mauritanian border, 72 km.

It is the head of the 7th military region of the Sahrawi Arab Democratic Republic.

On June 7, 2006, and during the celebrations of the 30th anniversary of the "Day of the Martyr" (commemorating the death in combat of El-Ouali Mustapha Sayed, first president of the SADR), Mohamed Abdelaziz (president of the SADR) inaugurated a hospital (built up with help from the Basque country government), a desalination centre (built with the help of Andalusia government), a school and the Mayoralty of Agwenit.

[1] In May 2000, the Polisario Front celebrated the 27th anniversary of the beginning of their armed struggle with a military parade in Agounit.