Safavid family tree
The oldest extant book on the genealogy of the Safavid family is Safvat as-safa and was written by Ibn Bazzaz in 1350, a disciple of Sheikh Sadr-al-Din Safavi, the son of Sheikh Safi ad-din Ardabili. According to Ibn Bazzaz, the Sheikh was a descendant of a Kurdish man named Firooz Shah Zarrin Kolah who was from Sanjar, southeast of Diyarbakir.