alHajjaj
al-Hajjaj ibn Yusuf al-Thaqafi, commonly known simply as al-Hajjaj, was a prominent Umayyad general and administrator who dominated the governance of the eastern provinces of the Caliphate for two decades. As governor of Iraq and Khurasan under Caliphs Abd al-Malik and Al-Walid I, he established a centralized, highly efficient administration and a large standing army loyal to the central government.
Origin and rise: Al-Hajjaj belonged to the Thaqif clan of the Quraysh and earned his surname from
Policies and campaigns: He is best known for suppressing revolts, notably the rebellion of Ibn al-Ash’ath (699–701),
Legacy: Al-Hajjaj’s administration left a lasting imprint on Umayyad governance, combining bureaucratic efficiency with harsh methods.