Sa'id ibn Makhlad (Arabic: سعيد بن مخلد‎) (died 889) was a senior official of the Abbasid Caliphate. Born a Nestorian Christian, he converted to Islam and served as a secretary in the Abbasid capital, Baghdad. He rose to prominence during the regency of al-Muwaffaq over his brother, the Caliph al-Mu'tamid (r. 870–892): between 878 and 885, he served as de facto vizier of the Caliphate, although he did not bear the title. His valuable assistance to al-Muwaffaq was recognized in 882 by the award of the honorific title Dhu'l-wizaratayn ("possessor of the two vizierates"), with which he appears even on coins. However, the activities of his brother, Abdun, who had remained a Christian and tried to obtain concessions for the Christian subjects of the Caliphate, brought about his sudden fall from