Al-Fadl ibn Sahl

Al-Fadl ibn Sahl
Abbasid gold dinar, naming Caliph al-Ma'mun and al-Fadl, with his title Dhu 'l-Ri'āsatayn
Bornc. 770
Khurasan, Abbasid Caliphate
Died13 February 818
Sarakhs, Abbasid Caliphate (now Iran)
Occupation(s)Abbasid vizier and official
Years activec. 813 – 817
EraAbbasid
FatherSahl
RelativesHasan (brother)
Buran (niece)

Abu l-Abbas al-Fadl ibn Sahl ibn Zadhanfarukh al-Sarakhsi (Arabic: أبو العباس الفضل بن سهل بن زادانفروخ السرخسي, romanizedAbu’l-ʿAbbās al-Faḍl ibn Sahl ibn Zādānfarrūkh as-Sarakhsī; died 818), titled Dhu 'l-Ri'āsatayn (Arabic: ذُو الرَّياسَتَيْن, "the man of the two headships"), was a famous Persian[1] vizier of the Abbasid era in Khurasan, who served under Caliph al-Ma'mun (r. 813–832). He played a crucial role in the civil war between al-Ma'mun and his brother al-Amin (r. 809–813), and was the vizier of the Abbasid Caliphate until 817.

  1. ^ Frye, Richard N., ed. (1975). The Cambridge History of Iran, Volume 4: From the Arab Invasion to the Saljuqs. Cambridge: Cambridge University Press. p. 94. ISBN 0-521-20093-8. ...the Persian al-Fadl b. Sahl, called Dhu'l-Riyasatain...