The Moti Masjid (Hindustani: موتی مسجد, मोती मस्जिद) is a white marble mosque inside the Red Fort complex in Delhi, India. The name translates into English as "Pearl Mosque." Located to the west of the Hammam and close to the Diwan-e-Khas, it was built by the Mughal emperor Aurangzeb from 1659-1660.