Iffat-un-Nissa Begum (Persian: عفت النسا بیگم; meaning 'Modest among Women') was a Mughal princess, the daughter of Prince Dawar Bakhsh, the great grandson of Emperor Shah Jahan.
[3] On 26 March 1739 Emperor Nadir Shah of the Afsharid dynasty of Persia, married Iffat-un-Nissa to his younger son Nasrullah Mirza.
The bank of Jamuna opposite the Diwan-i-Khas was illuminated with lamps every night with combats of elephants, oxen, tigers, and deer were held in the day.
In April 1757, after sacking the imperial capital of Delhi, he married the deceased Emperor Muhammad Shah's 16-year-old daughter, Hazrat Begum.
The retreating camp included Iffat-un-Nissa and Gauhar-un-Nissa Begum, the daughter of Alamgir II as well.