Sultan Husayn (also known as Soltan Hosayn and Soltan Hosein), (October 1668 – November 1726) (Persian: شاه سلطان حسین‎‎) reigned 1694–1722; was a Safavid Shah of Iran (Persia). He ruled from 1694 until he was overthrown in 1722 by rebellious marauder Mahmud Hotaki, an Afghan of Pashtun ethnic background. His reign saw the downfall of the Safavid dynasty, which had ruled Persia since the beginning of the 16th century.