The term "Nádasdy" primarily refers to the Nádasdy family, a prominent noble family in Hungary. They played a significant role in the country's history, particularly during the Middle Ages and the Renaissance. The family is known for its contributions to politics, military affairs, and culture in Hungary. One of the most notable members of the Nádasdy family is Nádasdy Ferenc, a 16th-century military leader and politician. He is remembered for his involvement in the defense against the Ottoman Empire and for his role in the administration of Hungary. The family's legacy continues to be recognized in Hungarian history.