El Aioun Sidi Mellouk or El Aioun is a city in Taourirt Province, Oriental, Morocco.

It is located along National Route 6, 50.2 kilometres (31.2 mi) northeast of Taourirt and 58.6 kilometres (36.4 mi) southwest of Oujda.

[2] It contains several schools including Lycee Ezzayotune, Ecole Mohamed Belkhayyat and Ecole Route de Jirada in the southeast of the town.

[1] College Sidi Makhoukh is located to the northeast, opposite the souk.

It also has a hospital, Centre de Sante.