Abu Muhammad Ubaydallah ibn Ahmad ibn Ma'ruf

Abu Muhammad Ubaydallah ibn Ahmad ibn Ma'ruf
أبو محمد عبيد الله بن أحمد بن معروف
Chief Judge of Baghdad, Iraq
In office
18 July 967  970
Caliph: al-Muti
In office
971  973/4
Caliph: al-Muti
Succeeded byMuhammad ibn Salih al-Hashimi
Chief Judge of Baghdad
In office
975  23 August 979
Caliph: al-Ta'i
Preceded byMuhammad ibn Salih al-Hashimi
Succeeded byNone (post vacant)
Chief Judge of Baghdad
In office
987  25 April 991
Caliph: al-Ta'i
Personal life
Died25 April 991
Baghdad
ParentAhmad ibn Ma'ruf
EraIslamic Golden Age
RegionBaghdad, Iraq
Main interest(s)Islamic theology, Islamic jurisprudence, Mu'tazilite creed
Religious life
ReligionIslam
CreedMu'tazilite (Sunni)

Abu Muhammad Ubaydallah ibn Ahmad ibn Ma'ruf (أبو محمد عبيد الله بن أحمد بن معروف) also known as Ubaydallah ibn Ahmad or simply as ibn Ma'ruf was thrice chief qadi in Iraq for the Abbasid caliphs under the Buyid Emirs.