Nadir Shah or Nader Shah was an 18th-century ruler of Iran.
Nadir Shah may also refer to:
Nadir Shah (umpire) (1964–2021), Bangladeshi cricket umpire Nadir Shah (cricketer) (born 2000), Pakistani cricketer Nadir Shah (actor) or Nadirshah, Indian actor and film director Nadir Shah (Muslim saint) or Nathar Shah (969–1038), Indian Muslim mystic and preacher Nadir Shah Mosque, Tiruchirappalli, Tamil Nadu, India Mohammad Nadir Shah (1883-1933), King of Afghanistan from 1929 to 1933