Chaukhamba Mosque (Urdu: {{Nastaliq|چوکھمبا مسجد) is a 14th-century mosque in Varanasi, Uttar Pradesh, India. This masjid is in ruins and is still used as a pilgrimage site by Muslims. Chau means four and Khamba means pillar as this Masjid has four low massive pillars towards its north eastern extremity. It was constructed during the reign of Sultan of Delhi, Feroz Shah Tughlaq (r. 1351–1388).[1]