Abū l-Sāj Dīwdād b. Dīwdast (d. 266/879) was a commander under ʿAbbāsid caliphs and progenitor of a short-lived line of Sājid governors in Azerbaijan (r. 276-317/889-929). He was born at an unknown date in the early-third/ninth century and died in Rabīʿ II 266/December 879. His Iranian names and those of his father indicate the probable origin of the family in Sogdia, or possibly, as Ibn Ḥawqal states, in the adjacent region of Ushrūsana ( K. ṣūrat al-arḍ , ed. J. H. Kramers (