Ibn Abi Usaibia (1203-1270) (Arabic: ابن أبي أصيبعة موفق الدين أبو العباس أحمد بن القاسم بن خليفة الشعري الخزرجي‎, Ibn Abī Uṣaybiʿa Muʾaffaq al-Dīn Abū al-ʿAbbās Aḥmad Ibn Al-Qāsim Ibn Khalīfa al-Khazrajī), an Arab physician and historian, was born at Damascus, a descendant of the Banu Khazraj tribe and the son of an oculist, and studied medicine at Damascus and Cairo.