Sardar Mohammad Azim Khan Barakzai (Pashto, Persian: محمد عظیم خان) was the a Durrani Afghan governor of Kashmir (1812–1819). He was the second son of the Barakzai chief Payinda Sarfaraz Khan, while his elder brother Fateh Khan was the kingmaker and Vizier to Mahmud Shah Durrani. He was one of 21 brothers from eight mothers including his half-brother Dost Mohammad Khan who would later become Emir of Afghanistan.