Abu Sa'id Mirza was the Ruler of the Timurid Empire during the mid-fifteenth century, and he was the paternal grandfather to the Mirza Zahiruddin Muhammad Babur Badshah Ghazi whos founding the Moghul Empire in South Asian Subcontinent in 1526 AD, Abu Sa'id born a minor prince of the Timurid dynasty, Abu Sa'id quickly established himself as the most prominent among his warring relations. Over the course of two decades, he reunified much of the Timurid Empire, which had become fractured in the aftermath of the death of his great-uncle Shah Rukh. However, Abu Sa'id's hopes of restoring the empire to its former extent at the time of Timur ultimately failed after he was killed during an invasion of what is now western Iran.

Abu'l-Khayr Khan, also known as Bulgar Khan, was Khan of the Uzbek Khanate which united the nomadic Central Asian tribes.