Moses ben Maimon (1138–1204), commonly known as Maimonides and also referred to by the Hebrew acronym Rambam, was a Sephardic rabbi and philosopher who became one of the most prolific and influential Torah scholars of the Middle Ages. In his time, he was also a preeminent astronomer and physician, serving as the personal physician of Saladin. He was born and lived in Córdoba in al-Andalus within the Almoravid Empire on Passover eve 1138, until his family was expelled for refusing to convert to Islam. Later, he lived in Morocco and Egypt and worked as a rabbi, physician and philosopher.
Purported portrait of Maimonides from which all modern portraits are derived, Thesaurus Antiquitatum Sacrarum c. 1744