Abu ʿAbd Allāh Muḥammad ibn ʿAlī ibn Ḥammād ibn ʿĪsā ibn ʿAbī Bakr al-Ṣanhāj̲ī, known as Ibn Ḥammād (Arabic: ابن حماد) or Ibn Ḥamādu (1153/54–1230 / AH 548–628), was a medieval Berber qadi and historian, author of a chronicle on the Fatimid caliphs in the Maghreb, known as Akhbar muluk bani Ubayd wa-siratuhum ("account of the kings of the house of Ubaid and their deeds"), written in 1220 / AH 617. He was related to the Banu Hammad and a native of a village near their Qal'a.