Abu Musa Harun ibn Muhammad ibn Ishaq ibn Musa ibn Isa al-Hashimi (Arabic: أبو موسى هارون بن محمد بن إسحاق بن موسى بن عيسى الهاشمي; died 901) was a ninth century Abbasid personage and government official. He served as the governor of Mecca, Medina and al-Ta'if, and was a long-running leader of the annual Muslim pilgrimage.