Ibn Hammad (historian)
Introduction
**Abu ʿAbd Allāh Muḥammad ibn ʿAlī ibn Ḥammād ibn ʿĪsā ibn ʿAbī Bakr al\-Ṣanhāj̲ī**, known as **Ibn Ḥammād** () or **Ibn Ḥamādu** (1153/54–1230 / [AH](/wiki/Anno_Hegirae "Anno Hegirae") 548–628\), was a medieval [Berber](/wiki/Berbers "Berbers") *[qadi](/wiki/Qadi "Qadi")* and [historian](/wiki/Historian "Historian"),Jeremy Johns, *Arabic Administration in Norman Sicily: The Royal Diwan*, (Cambridge University Press, 2002\), 265\. author of a chronicle on the [Fatimid](/wiki/Fatimid_Caliphate "Fatimid Caliphate") caliphs in the [Maghreb](/wiki/Maghreb "Maghreb"), known as ****** ("account of the kings of the house of [Ubaid](/wiki/Ubayd_Allah_al-Mahdi_Billah "Ubayd Allah al-Mahdi Billah") and their deeds"), written in 1220 / AH 617\.
He was related to the [Banu Hammad](/wiki/Hammadid_dynasty "Hammadid dynasty") and a native of a village near their *[Qal'a](/wiki/Beni_Hammad_Fort "Beni Hammad Fort").*

Who was Abu Abd Allah Muhammad ibn Ali ibn Hammad ibn Isa ibn Abi Bakr al-Sanhaji?