Daniel ben Eleazar ibn Hibat Allāh, who elsewhere refers to himself as Daniel b. Eleazar he-Ḥasid, succeeded Eleazar b. Hillel b. Fahd as gaon of the main Babylonian yeshiva in Baghdad (following the decline of the ones in Pumbedita and Sura). Daniel’s gaonate began no later than April–May 1201, which is when the earliest of his letters affirming his incumbency is dated. He is mentioned by the Arab historian and native of Baghdad Ibn al-Sāʿī (1197–1276) in the extant portion of his History (al-Jāmi ʿal-mukhtaṣar), in which he transcribes the writ of Daniel’s appointment to the …