Abu al-Ala Ahmad ibn al-Ala al-Amiri (Arabic: أبو العلاء أحمد بن العلاء العامري‎; d. ca. 844) was a ninth-century governor of the Yemen for the Abbasid Caliphate. He received his appointment as resident governor from the Turkish officer Itakh, shortly after the accession of the caliph al-Wathiq (r. 842–847). Upon his arrival in the Yemen, the Yu'firid rebel Yu'fir ibn Abd al-Rahman dispatched an army to occupy the chief town of Sana'a, but local forces and the outgoing governor Mansur ibn 'Abd al-Rahman al-Tanukhi met the rebels in battle and defeated them, killing a thousand on the field and decapitating the prisoners they took. Abu al-Ala was consequently able to enter Sana'a, and he thereafter remained governor of the province until he died. His brother then assumed his functions as gov