Sher Shah Suri was born as Farid Khan, also known as Farid al-Din Khan, in 1486. Although born as a Pashtun ruler, he later became the emperor of the Suri Empire in the Indian subcontinent by defeating the Mughal emperor Humayun. His nickname "Sher Khan" or "The Lion King" was given to him after he killed a tiger, and later he adopted the title "Sher Shah" after he became emperor.