Abà « al-MakÃÂrim Hibat AllÃÂh ibn Zayn al-Dën ibn Jumayÿ (ÃÂèé çÃÂÃÂàèàìàÃÂù, died 1198 / AH 594) was an Egyptian Jewish physician, and the chief physician at the court of Saladin.
Ibn Jumayÿ was born to a Jewish family in Fustat, Egypt. He studied with the physician Ibn al-ÿAynzarbë (died 1153/AH 548) and entered the service of Saladin. According to Ibn Abi Usaibia's Lives of the Physicians, Ibn Jumayÿ wrote eight works on medical-related subjects.
A contemporary of Moses Maimonides, Ibn Jumayÿ "became famous for having prevented a person having a cataleptic fit from being buried alive. He was the author of a number of medical writings, including al-IrshÃÂd li-maá¹£ÃÂliḥ, dedicated to al-Baysanë, the vizier to Saladin, and completed by Ibn Jumayÿ al-IsrÃÂâÂÂëlë's son Abà « Tahir IsmÃÂÿël."