Arg-e AliShāh, also known as Arg-e Tabriz and Masjid AliShāh, is a remnant of a mosque in the center of Tabriz, Iran, built in the Ilkhanate period.

Construction of Arg begins under advisory of Illkhanate minister Taj-edin-Jahanshah, as a mosque. However construction was halted after the death of the minister and the collapse of the roof of the mosque . Later on Arg was used as an educational center during Safavid era. During the occupation of