Gangai Nagar is an sublocality in Velachery, Chennai south, Chennai, Chennai District, Tamil Nadu, India. Velachery (0.0 Km), Adambakkam (2.22 Km), Madipakkam (3.18 Km), Guindy (4.49 Km), Alandur (4.59 Km) are the nearby areas to Gangai Nagar. Chennai, Meenampakkam are the nearby cities to Gangai Nagar.