Adyar is a large neighbourhood in south Chennai, Tamil Nadu, India. It is among the most upscale neighborhoods in Chennai. It is located on the southern banks of the Adyar River. It is surrounded by the Tharamani in the West, Thiruvanmiyur to the South, Besant Nagar in the East, Kotturpuram in the North-West and Raja Annamalai puram in the North past the Adyar River.