, general and adminisstrator, one of the founders of the Fāṭimid Empire in North Africa and Egypt.

His name was D̲j̲awhar b. ʿAbd Allāh, also D̲j̲ōhar together with the epithets of al-Ṣaḳlabī (the Slav), al-Ṣiḳillī (the Sicilian) or al-Rūmī (the Greek) and al-Kātib (the State Chancellor) or al-Ḳāʾid (the General). The first two epithets cast some light on his obscure origin, the other two denote the two highest posts he occupied. His birth date is unknown, but judging by the date of his death (20 D̲h̲u ’l-Ḳaʿda …