Zulfiqar Khan or Nusrat Jung (Urdu: ذو الفقار خان نصرت جنگ ) born as Muhammad Ismail in 1657 (Urdu: محمد اسماعیل) was the first Nawab of the Tamil Carnatic State. He was the son of Asad Khan, a Wazir of the Mughal Emperor Aurangzeb and his wife Mehrunnisa (daughter of Asaf Khan IV). He was married to the daughter of Bengal governor Shaista Khan. He was the wazir of the emperor Jahandar Shah.