Coordinates: 19°02′04″N 72°51′51″E / 19.034331°N 72.864203°E Guru Tegh Bahadur Nagar (Marathi: गुरु तेग़ बहादुर नगर(Punjabi: ਗੁਰੂ ਤੇਗ਼ ਬਹਾਦੁਰ ਨਗਰ ), formerly known as Koliwada, is a neighbourhood in Sion, Mumbai, named after Sri Guru Tegh Bahadur Ji, the ninth of the Ten Gurus of Sikhism. This region is populated mostly by Punjabis and Sikh migrants from Pakistan and has many Sikh Gurudwaras. Dasmesh Darbar is the largest Gurudwara in this area. Guru Tegh Bahadur Nagar is also known as mini-Punjab.
It has mainly 25 buildings made around 1947–1950 for residences of refugees who came from Pakistan and also has many Chawls. The place also has many Kolis residing there. Hence it is also known as Koliwada.
Guru Tegh Bahadur Nagar (also known as Koliwada- Village of Indigenous Aboriginal Tribes of Mumbai and largest Fishing Village ) is in South Central Mumbai. Guru Tegh Bahadur Nagar railway station is on Harbour Line of the Mumbai Suburban Railway.